./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/37_stack_lock_p0_vs_concur.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-ext/37_stack_lock_p0_vs_concur.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d05018e114128995041419dca600f2451b0df342be45761a900c0d0704b1b40b --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -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 [2024-10-19 06:05:30,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 06:05:30,757 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 06:05:30,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 06:05:30,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 06:05:30,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 06:05:30,801 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 06:05:30,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 06:05:30,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 06:05:30,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 06:05:30,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 06:05:30,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 06:05:30,805 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 06:05:30,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 06:05:30,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 06:05:30,806 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 06:05:30,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 06:05:30,807 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 06:05:30,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 06:05:30,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 06:05:30,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 06:05:30,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 06:05:30,809 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 06:05:30,809 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 06:05:30,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 06:05:30,810 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 06:05:30,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 06:05:30,823 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 06:05:30,823 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 06:05:30,823 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 06:05:30,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 06:05:30,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 06:05:30,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 06:05:30,824 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 06:05:30,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 06:05:30,825 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 06:05:30,825 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 06:05:30,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 06:05:30,825 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 06:05:30,825 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 06:05:30,826 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 06:05:30,830 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 -> d05018e114128995041419dca600f2451b0df342be45761a900c0d0704b1b40b 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 -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-19 06:05:31,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 06:05:31,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 06:05:31,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 06:05:31,172 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 06:05:31,173 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 06:05:31,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/37_stack_lock_p0_vs_concur.i [2024-10-19 06:05:32,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 06:05:33,138 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 06:05:33,141 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/37_stack_lock_p0_vs_concur.i [2024-10-19 06:05:33,159 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3aaa0d304/342ada646cf744f7bdb5e1ca71bae652/FLAGa5599180a [2024-10-19 06:05:33,177 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3aaa0d304/342ada646cf744f7bdb5e1ca71bae652 [2024-10-19 06:05:33,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 06:05:33,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 06:05:33,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 06:05:33,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 06:05:33,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 06:05:33,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597786eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33, skipping insertion in model container [2024-10-19 06:05:33,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 06:05:33,588 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/37_stack_lock_p0_vs_concur.i[30907,30920] [2024-10-19 06:05:33,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 06:05:33,609 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 06:05:33,670 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/37_stack_lock_p0_vs_concur.i[30907,30920] [2024-10-19 06:05:33,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 06:05:33,713 INFO L204 MainTranslator]: Completed translation [2024-10-19 06:05:33,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33 WrapperNode [2024-10-19 06:05:33,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 06:05:33,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 06:05:33,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 06:05:33,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 06:05:33,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,763 INFO L138 Inliner]: procedures = 173, calls = 27, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 84 [2024-10-19 06:05:33,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 06:05:33,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 06:05:33,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 06:05:33,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 06:05:33,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 06:05:33,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 06:05:33,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 06:05:33,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 06:05:33,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (1/1) ... [2024-10-19 06:05:33,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 06:05:33,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:05:33,848 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) [2024-10-19 06:05:33,852 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 [2024-10-19 06:05:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-19 06:05:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-10-19 06:05:33,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-10-19 06:05:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-19 06:05:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 06:05:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 06:05:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-19 06:05:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-19 06:05:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 06:05:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 06:05:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 06:05:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 06:05:33,920 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-19 06:05:34,086 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 06:05:34,089 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 06:05:34,300 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 06:05:34,304 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 06:05:34,460 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 06:05:34,461 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-19 06:05:34,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:05:34 BoogieIcfgContainer [2024-10-19 06:05:34,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 06:05:34,468 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 06:05:34,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 06:05:34,473 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 06:05:34,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 06:05:33" (1/3) ... [2024-10-19 06:05:34,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7fe21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 06:05:34, skipping insertion in model container [2024-10-19 06:05:34,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:05:33" (2/3) ... [2024-10-19 06:05:34,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7fe21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 06:05:34, skipping insertion in model container [2024-10-19 06:05:34,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:05:34" (3/3) ... [2024-10-19 06:05:34,477 INFO L112 eAbstractionObserver]: Analyzing ICFG 37_stack_lock_p0_vs_concur.i [2024-10-19 06:05:34,497 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 06:05:34,497 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-19 06:05:34,498 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 06:05:34,547 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 06:05:34,632 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 06:05:34,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 06:05:34,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:05:34,635 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) [2024-10-19 06:05:34,638 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 [2024-10-19 06:05:34,776 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 06:05:34,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:34,799 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2024-10-19 06:05:34,811 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;@4e3e20b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 06:05:34,811 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 06:05:35,537 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:05:35,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:35,541 INFO L85 PathProgramCache]: Analyzing trace with hash 565562158, now seen corresponding path program 1 times [2024-10-19 06:05:35,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:35,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174400686] [2024-10-19 06:05:35,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:35,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:35,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:35,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:05:35,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174400686] [2024-10-19 06:05:35,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174400686] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:05:35,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 06:05:35,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-19 06:05:35,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929966221] [2024-10-19 06:05:35,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:05:35,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 06:05:35,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:05:35,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 06:05:35,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 06:05:35,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:35,987 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:05:35,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) [2024-10-19 06:05:35,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:36,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:05:36,578 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-19 06:05:36,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-19 06:05:36,589 INFO L414 BasicCegarLoop]: Path program histogram: [1] [2024-10-19 06:05:36,592 INFO L312 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE (1/2) [2024-10-19 06:05:36,599 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 06:05:36,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 06:05:36,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:05:36,622 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 06:05:36,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-10-19 06:05:36,659 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 06:05:36,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:36,660 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 06:05:36,662 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;@4e3e20b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 06:05:36,662 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 06:05:37,042 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 06:05:37,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:37,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1955605109, now seen corresponding path program 1 times [2024-10-19 06:05:37,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:37,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605400798] [2024-10-19 06:05:37,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:37,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:37,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:05:37,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605400798] [2024-10-19 06:05:37,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605400798] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:05:37,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 06:05:37,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 06:05:37,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160045517] [2024-10-19 06:05:37,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:05:37,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 06:05:37,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:05:37,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 06:05:37,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 06:05:37,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:37,175 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:05:37,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2024-10-19 06:05:37,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:37,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 06:05:37,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-19 06:05:37,316 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 06:05:37,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:37,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1955604148, now seen corresponding path program 1 times [2024-10-19 06:05:37,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:37,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24801372] [2024-10-19 06:05:37,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:37,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:37,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:37,407 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-19 06:05:37,408 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-19 06:05:37,408 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-10-19 06:05:37,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-19 06:05:37,415 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-19 06:05:37,416 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2024-10-19 06:05:37,417 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-19 06:05:37,417 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-19 06:05:37,445 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 06:05:37,447 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 06:05:37,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 06:05:37,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:05:37,454 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 06:05:37,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-10-19 06:05:37,500 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 06:05:37,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:37,501 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 06:05:37,502 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;@4e3e20b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 06:05:37,502 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 06:05:39,019 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 06:05:39,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:39,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1891190580, now seen corresponding path program 1 times [2024-10-19 06:05:39,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:39,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305620201] [2024-10-19 06:05:39,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:39,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 06:05:39,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:05:39,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305620201] [2024-10-19 06:05:39,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305620201] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:05:39,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 06:05:39,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 06:05:39,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954161511] [2024-10-19 06:05:39,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:05:39,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 06:05:39,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:05:39,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 06:05:39,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 06:05:39,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:39,171 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:05:39,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-19 06:05:39,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:40,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:40,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:40,331 INFO L85 PathProgramCache]: Analyzing trace with hash 2014645140, now seen corresponding path program 1 times [2024-10-19 06:05:40,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:40,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:40,361 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:40,892 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:40,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 426 treesize of output 392 [2024-10-19 06:05:40,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:40,943 INFO L85 PathProgramCache]: Analyzing trace with hash 327043408, now seen corresponding path program 1 times [2024-10-19 06:05:40,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:40,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:40,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:41,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:05:41,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:41,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1962255349, now seen corresponding path program 1 times [2024-10-19 06:05:41,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:41,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:41,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:41,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:41,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:42,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2024-10-19 06:05:42,454 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-19 06:05:42,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:42,486 INFO L85 PathProgramCache]: Analyzing trace with hash 791775805, now seen corresponding path program 1 times [2024-10-19 06:05:42,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:42,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:42,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:42,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:05:42,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-10-19 06:05:42,630 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 06:05:42,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:42,631 INFO L85 PathProgramCache]: Analyzing trace with hash -170555394, now seen corresponding path program 1 times [2024-10-19 06:05:42,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:42,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677409479] [2024-10-19 06:05:42,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:42,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:42,720 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-19 06:05:42,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:05:42,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677409479] [2024-10-19 06:05:42,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677409479] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:05:42,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 06:05:42,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 06:05:42,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346789387] [2024-10-19 06:05:42,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:05:42,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 06:05:42,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:05:42,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 06:05:42,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 06:05:42,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:42,724 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:05:42,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2024-10-19 06:05:42,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:05:42,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:43,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:43,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:43,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:43,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:43,390 INFO L85 PathProgramCache]: Analyzing trace with hash 2014645176, now seen corresponding path program 1 times [2024-10-19 06:05:43,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:43,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:43,409 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:43,642 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:43,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 143 [2024-10-19 06:05:43,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:43,684 INFO L85 PathProgramCache]: Analyzing trace with hash 327043440, now seen corresponding path program 1 times [2024-10-19 06:05:43,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:43,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:43,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:44,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:05:44,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1962255381, now seen corresponding path program 1 times [2024-10-19 06:05:44,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:44,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:44,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:44,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:44,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 280 [2024-10-19 06:05:44,806 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-19 06:05:44,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:44,835 INFO L85 PathProgramCache]: Analyzing trace with hash 791775823, now seen corresponding path program 1 times [2024-10-19 06:05:44,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:44,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:44,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:45,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:05:45,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 06:05:45,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-10-19 06:05:45,031 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 06:05:45,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:45,032 INFO L85 PathProgramCache]: Analyzing trace with hash -170554433, now seen corresponding path program 1 times [2024-10-19 06:05:45,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:45,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555277041] [2024-10-19 06:05:45,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:45,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:45,050 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:45,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-19 06:05:45,072 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-19 06:05:45,072 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-10-19 06:05:45,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-19 06:05:45,077 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-19 06:05:45,078 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/3) [2024-10-19 06:05:45,078 WARN L239 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-19 06:05:45,078 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-10-19 06:05:45,101 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 06:05:45,103 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 06:05:45,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 06:05:45,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:05:45,109 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 06:05:45,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-10-19 06:05:45,149 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 06:05:45,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:45,150 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of3ForFork0 ======== [2024-10-19 06:05:45,150 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;@4e3e20b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 06:05:45,150 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 06:05:47,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:05:47,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:47,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1091574488, now seen corresponding path program 1 times [2024-10-19 06:05:47,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:47,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739884695] [2024-10-19 06:05:47,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:47,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:05:47,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:05:47,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739884695] [2024-10-19 06:05:47,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739884695] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:05:47,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 06:05:47,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 06:05:47,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385283847] [2024-10-19 06:05:47,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:05:47,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 06:05:47,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:05:47,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 06:05:47,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 06:05:47,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:47,734 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:05:47,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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) [2024-10-19 06:05:47,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:48,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:48,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:48,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:48,652 INFO L85 PathProgramCache]: Analyzing trace with hash 267523725, now seen corresponding path program 1 times [2024-10-19 06:05:48,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:48,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:48,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:49,041 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:49,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-10-19 06:05:49,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:49,069 INFO L85 PathProgramCache]: Analyzing trace with hash 802870177, now seen corresponding path program 1 times [2024-10-19 06:05:49,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:49,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:49,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:49,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:49,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:49,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:49,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:49,612 INFO L85 PathProgramCache]: Analyzing trace with hash -371758764, now seen corresponding path program 1 times [2024-10-19 06:05:49,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:49,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:49,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:50,081 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:50,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 426 treesize of output 392 [2024-10-19 06:05:50,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:50,117 INFO L85 PathProgramCache]: Analyzing trace with hash 130576272, now seen corresponding path program 1 times [2024-10-19 06:05:50,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:50,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:50,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:50,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:50,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:50,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1714605717, now seen corresponding path program 1 times [2024-10-19 06:05:50,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:50,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 06:05:50,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:50,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 06:05:50,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 06:05:50,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 06:05:51,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:51,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:51,484 INFO L85 PathProgramCache]: Analyzing trace with hash 267523768, now seen corresponding path program 1 times [2024-10-19 06:05:51,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:51,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:51,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:51,716 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:51,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 264 treesize of output 242 [2024-10-19 06:05:51,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:51,744 INFO L85 PathProgramCache]: Analyzing trace with hash 802870216, now seen corresponding path program 1 times [2024-10-19 06:05:51,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:51,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:51,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:52,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:52,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:52,252 INFO L85 PathProgramCache]: Analyzing trace with hash -371758727, now seen corresponding path program 1 times [2024-10-19 06:05:52,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:52,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:52,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:52,582 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:52,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 252 treesize of output 234 [2024-10-19 06:05:52,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:52,605 INFO L85 PathProgramCache]: Analyzing trace with hash 130576295, now seen corresponding path program 1 times [2024-10-19 06:05:52,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:52,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:52,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:53,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:53,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:53,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1692857873, now seen corresponding path program 1 times [2024-10-19 06:05:53,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:53,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:53,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:53,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:53,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:53,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1692857870, now seen corresponding path program 1 times [2024-10-19 06:05:53,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:53,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:53,968 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:54,376 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:54,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 143 [2024-10-19 06:05:54,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:54,407 INFO L85 PathProgramCache]: Analyzing trace with hash 261310884, now seen corresponding path program 1 times [2024-10-19 06:05:54,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:54,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:54,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:54,617 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:54,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 438 treesize of output 400 [2024-10-19 06:05:54,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:54,644 INFO L85 PathProgramCache]: Analyzing trace with hash 261310887, now seen corresponding path program 1 times [2024-10-19 06:05:54,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:54,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:54,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:55,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:55,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:55,229 INFO L85 PathProgramCache]: Analyzing trace with hash -2069518468, now seen corresponding path program 1 times [2024-10-19 06:05:55,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:55,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:55,319 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:55,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:05:55,804 INFO L85 PathProgramCache]: Analyzing trace with hash -2069518465, now seen corresponding path program 1 times [2024-10-19 06:05:55,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:55,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:56,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:56,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:05:56,653 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:56,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 264 treesize of output 242 [2024-10-19 06:05:56,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:56,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1037304525, now seen corresponding path program 1 times [2024-10-19 06:05:56,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:56,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:56,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:56,943 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:05:56,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-10-19 06:05:56,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:56,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1037304528, now seen corresponding path program 1 times [2024-10-19 06:05:56,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:56,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:56,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:57,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:57,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:57,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:57,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:05:57,511 INFO L85 PathProgramCache]: Analyzing trace with hash 42946931, now seen corresponding path program 1 times [2024-10-19 06:05:57,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:57,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:57,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:58,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:05:58,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:58,237 INFO L85 PathProgramCache]: Analyzing trace with hash 42946934, now seen corresponding path program 1 times [2024-10-19 06:05:58,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:58,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:58,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:58,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-10-19 06:05:58,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 234 [2024-10-19 06:05:58,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:58,955 INFO L85 PathProgramCache]: Analyzing trace with hash 866684816, now seen corresponding path program 1 times [2024-10-19 06:05:58,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:58,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:59,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-10-19 06:05:59,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2024-10-19 06:05:59,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:05:59,188 INFO L85 PathProgramCache]: Analyzing trace with hash 866684817, now seen corresponding path program 1 times [2024-10-19 06:05:59,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:59,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:59,213 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:05:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:05:59,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:05:59,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable20,SelfDestructingSolverStorable31,SelfDestructingSolverStorable18,SelfDestructingSolverStorable29,SelfDestructingSolverStorable19,SelfDestructingSolverStorable21,SelfDestructingSolverStorable32,SelfDestructingSolverStorable22,SelfDestructingSolverStorable33,SelfDestructingSolverStorable23,SelfDestructingSolverStorable34,SelfDestructingSolverStorable24,SelfDestructingSolverStorable35,SelfDestructingSolverStorable25,SelfDestructingSolverStorable36,SelfDestructingSolverStorable26,SelfDestructingSolverStorable37,SelfDestructingSolverStorable16,SelfDestructingSolverStorable27,SelfDestructingSolverStorable38,SelfDestructingSolverStorable17,SelfDestructingSolverStorable28,SelfDestructingSolverStorable39 [2024-10-19 06:05:59,369 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:05:59,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:05:59,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1097416517, now seen corresponding path program 1 times [2024-10-19 06:05:59,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:05:59,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114289464] [2024-10-19 06:05:59,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:05:59,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:05:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:05:59,453 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-19 06:05:59,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:05:59,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114289464] [2024-10-19 06:05:59,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114289464] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:05:59,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 06:05:59,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-19 06:05:59,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796033269] [2024-10-19 06:05:59,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:05:59,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-19 06:05:59,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:05:59,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 06:05:59,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 06:05:59,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:59,456 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:05:59,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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) [2024-10-19 06:05:59,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:05:59,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:05:59,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:05:59,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:00,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:00,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:00,058 INFO L85 PathProgramCache]: Analyzing trace with hash 267523874, now seen corresponding path program 1 times [2024-10-19 06:06:00,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:00,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:00,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:00,282 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:00,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 438 treesize of output 400 [2024-10-19 06:06:00,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:00,306 INFO L85 PathProgramCache]: Analyzing trace with hash 802870322, now seen corresponding path program 1 times [2024-10-19 06:06:00,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:00,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:00,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:00,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:00,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:00,808 INFO L85 PathProgramCache]: Analyzing trace with hash -371758621, now seen corresponding path program 1 times [2024-10-19 06:06:00,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:00,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:00,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:01,046 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:01,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-10-19 06:06:01,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:01,078 INFO L85 PathProgramCache]: Analyzing trace with hash 130576399, now seen corresponding path program 1 times [2024-10-19 06:06:01,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:01,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:01,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:01,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:01,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:01,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:01,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:01,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1692857777, now seen corresponding path program 1 times [2024-10-19 06:06:01,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:01,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:01,702 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:02,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:02,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:02,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:02,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:02,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1692857774, now seen corresponding path program 1 times [2024-10-19 06:06:02,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:02,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:02,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:02,514 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:02,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 264 treesize of output 242 [2024-10-19 06:06:02,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:02,546 INFO L85 PathProgramCache]: Analyzing trace with hash 261310976, now seen corresponding path program 1 times [2024-10-19 06:06:02,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:02,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:02,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:02,744 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:02,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 143 [2024-10-19 06:06:02,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:02,767 INFO L85 PathProgramCache]: Analyzing trace with hash 261310979, now seen corresponding path program 1 times [2024-10-19 06:06:02,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:02,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:02,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:03,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:03,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:03,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:03,304 INFO L85 PathProgramCache]: Analyzing trace with hash -2069518378, now seen corresponding path program 1 times [2024-10-19 06:06:03,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:03,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:03,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:03,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:06:03,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:03,772 INFO L85 PathProgramCache]: Analyzing trace with hash -2069518375, now seen corresponding path program 1 times [2024-10-19 06:06:03,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:03,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:03,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:03,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:04,314 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:04,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 143 [2024-10-19 06:06:04,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:04,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1037304611, now seen corresponding path program 1 times [2024-10-19 06:06:04,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:04,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:04,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:04,543 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:04,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-10-19 06:06:04,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:04,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1037304614, now seen corresponding path program 1 times [2024-10-19 06:06:04,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:04,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:04,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:04,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:05,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:05,069 INFO L85 PathProgramCache]: Analyzing trace with hash 42947015, now seen corresponding path program 1 times [2024-10-19 06:06:05,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:05,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:05,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:05,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:05,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:05,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:05,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:05,526 INFO L85 PathProgramCache]: Analyzing trace with hash 42947018, now seen corresponding path program 1 times [2024-10-19 06:06:05,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:05,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:05,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:06,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-10-19 06:06:06,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 280 [2024-10-19 06:06:06,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:06,053 INFO L85 PathProgramCache]: Analyzing trace with hash 866684874, now seen corresponding path program 1 times [2024-10-19 06:06:06,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:06,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:06,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:06,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-10-19 06:06:06,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 280 [2024-10-19 06:06:06,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:06,319 INFO L85 PathProgramCache]: Analyzing trace with hash 866684877, now seen corresponding path program 1 times [2024-10-19 06:06:06,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:06,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:06,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:06,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:07,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:07,037 INFO L85 PathProgramCache]: Analyzing trace with hash -512575053, now seen corresponding path program 1 times [2024-10-19 06:06:07,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:07,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:07,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:07,302 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:07,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 264 treesize of output 242 [2024-10-19 06:06:07,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:07,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1434199941, now seen corresponding path program 1 times [2024-10-19 06:06:07,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:07,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:07,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:07,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:06:07,761 INFO L85 PathProgramCache]: Analyzing trace with hash 73721398, now seen corresponding path program 1 times [2024-10-19 06:06:07,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:07,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:08,229 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:08,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:08,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:09,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:06:09,214 INFO L85 PathProgramCache]: Analyzing trace with hash 73721401, now seen corresponding path program 1 times [2024-10-19 06:06:09,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:09,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:09,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:09,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:09,889 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:10,136 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:10,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-10-19 06:06:10,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:10,169 INFO L85 PathProgramCache]: Analyzing trace with hash -70245731, now seen corresponding path program 1 times [2024-10-19 06:06:10,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:10,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:10,208 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:10,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:10,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:10,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1051893978, now seen corresponding path program 1 times [2024-10-19 06:06:10,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:10,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:10,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:11,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:06:11,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:06:11,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:06:11,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1051893975, now seen corresponding path program 1 times [2024-10-19 06:06:11,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:11,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:11,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:11,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 226 [2024-10-19 06:06:11,556 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-19 06:06:11,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:11,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1943076803, now seen corresponding path program 1 times [2024-10-19 06:06:11,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:11,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:11,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:11,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-10-19 06:06:11,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2024-10-19 06:06:11,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:06:11,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1943076800, now seen corresponding path program 1 times [2024-10-19 06:06:11,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:11,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:11,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:12,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:06:12,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1704862441, now seen corresponding path program 1 times [2024-10-19 06:06:12,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:12,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:13,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:13,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:14,349 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 23 treesize of output 19 [2024-10-19 06:06:14,360 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 23 treesize of output 19 [2024-10-19 06:06:14,426 INFO L85 PathProgramCache]: Analyzing trace with hash 495229904, now seen corresponding path program 1 times [2024-10-19 06:06:14,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:14,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:14,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:14,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:06:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:06:14,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:06:14,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 06:06:14,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59,SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable40,SelfDestructingSolverStorable62,SelfDestructingSolverStorable41,SelfDestructingSolverStorable63,SelfDestructingSolverStorable42,SelfDestructingSolverStorable64,SelfDestructingSolverStorable43,SelfDestructingSolverStorable65,SelfDestructingSolverStorable44,SelfDestructingSolverStorable66,SelfDestructingSolverStorable45,SelfDestructingSolverStorable67,SelfDestructingSolverStorable46,SelfDestructingSolverStorable68,SelfDestructingSolverStorable47,SelfDestructingSolverStorable69,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-10-19 06:06:14,669 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:06:14,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:06:14,669 INFO L85 PathProgramCache]: Analyzing trace with hash -825828398, now seen corresponding path program 1 times [2024-10-19 06:06:14,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:06:14,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312344466] [2024-10-19 06:06:14,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:14,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:06:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:16,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:06:16,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312344466] [2024-10-19 06:06:16,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312344466] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 06:06:16,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636573175] [2024-10-19 06:06:16,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:06:16,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 06:06:16,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:06:16,361 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) [2024-10-19 06:06:16,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-19 06:06:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:06:16,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-19 06:06:16,662 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 06:06:16,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:16,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:06:17,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-19 06:06:17,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-19 06:06:17,103 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:06:17,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-10-19 06:06:17,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-19 06:06:17,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-19 06:06:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:17,195 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 06:06:17,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-10-19 06:06:17,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-10-19 06:06:43,442 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 06:06:43,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 49 [2024-10-19 06:06:44,005 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-19 06:06:50,407 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification. DAG size of input: 133 DAG size of output: 76 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-19 06:06:58,488 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 216 refuted. 12 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:06:58,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636573175] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 06:06:58,489 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 06:06:58,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 17, 17] total 54 [2024-10-19 06:06:58,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356903474] [2024-10-19 06:06:58,489 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 06:06:58,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-10-19 06:06:58,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:06:58,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-10-19 06:06:58,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=474, Invalid=2591, Unknown=15, NotChecked=0, Total=3080 [2024-10-19 06:06:58,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:06:58,493 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:06:58,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 55 states have (on average 7.2) internal successors, (396), 55 states have internal predecessors, (396), 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) [2024-10-19 06:06:58,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:06:58,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 06:06:58,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:07:01,885 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:07:01,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 264 treesize of output 242 [2024-10-19 06:07:01,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:07:01,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1037304770, now seen corresponding path program 1 times [2024-10-19 06:07:01,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:01,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:01,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:02,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:07:02,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:07:02,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:07:02,545 INFO L85 PathProgramCache]: Analyzing trace with hash 42947171, now seen corresponding path program 1 times [2024-10-19 06:07:02,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:02,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:02,569 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:02,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:07:02,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:07:02,984 INFO L85 PathProgramCache]: Analyzing trace with hash 42947174, now seen corresponding path program 1 times [2024-10-19 06:07:02,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:02,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:03,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:03,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-10-19 06:07:03,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2024-10-19 06:07:03,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:07:03,534 INFO L85 PathProgramCache]: Analyzing trace with hash 866685030, now seen corresponding path program 1 times [2024-10-19 06:07:03,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:03,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:03,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:03,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-10-19 06:07:03,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 226 [2024-10-19 06:07:03,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:07:03,776 INFO L85 PathProgramCache]: Analyzing trace with hash 866685033, now seen corresponding path program 1 times [2024-10-19 06:07:03,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:03,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:03,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:05,827 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:07:05,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-10-19 06:07:05,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:07:05,853 INFO L85 PathProgramCache]: Analyzing trace with hash -70245573, now seen corresponding path program 1 times [2024-10-19 06:07:05,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:05,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:05,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:06,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:07:06,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:07:06,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1051893820, now seen corresponding path program 1 times [2024-10-19 06:07:06,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:06,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:06,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:06,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:07:06,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:07:07,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1051893817, now seen corresponding path program 1 times [2024-10-19 06:07:07,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:07,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:07,094 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:07,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2024-10-19 06:07:07,658 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-19 06:07:07,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:07:07,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1943076641, now seen corresponding path program 1 times [2024-10-19 06:07:07,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:07,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:07,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:07,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2024-10-19 06:07:07,948 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-19 06:07:07,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:07:07,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1943076638, now seen corresponding path program 1 times [2024-10-19 06:07:07,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:07,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:08,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:16,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-10-19 06:07:16,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2024-10-19 06:07:16,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1150471832, now seen corresponding path program 1 times [2024-10-19 06:07:16,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:16,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:17,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:07:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:07:31,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:07:31,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:07:31,589 INFO L85 PathProgramCache]: Analyzing trace with hash 210567074, now seen corresponding path program 1 times [2024-10-19 06:07:31,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:07:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:07:32,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:32,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:07:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:07:34,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:07:34,068 INFO L85 PathProgramCache]: Analyzing trace with hash 210567077, now seen corresponding path program 1 times [2024-10-19 06:07:34,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:34,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:07:35,048 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:07:35,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:07:35,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:07:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:07:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:08:04,166 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:08:04,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 310 treesize of output 288 [2024-10-19 06:08:04,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:08:04,194 INFO L85 PathProgramCache]: Analyzing trace with hash 2121197679, now seen corresponding path program 1 times [2024-10-19 06:08:04,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:04,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:04,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:08:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:06,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:08:06,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:08:06,965 INFO L85 PathProgramCache]: Analyzing trace with hash 727003696, now seen corresponding path program 1 times [2024-10-19 06:08:06,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:06,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:08:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:08:08,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:08,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:08:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:08:09,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:08:09,494 INFO L85 PathProgramCache]: Analyzing trace with hash 727003699, now seen corresponding path program 1 times [2024-10-19 06:08:09,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:09,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:08:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:08:10,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:10,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:08:11,442 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:08:32,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-10-19 06:08:32,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-19 06:08:32,803 INFO L85 PathProgramCache]: Analyzing trace with hash 569971581, now seen corresponding path program 1 times [2024-10-19 06:08:32,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:32,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:08:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 303 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:08:34,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:34,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:08:35,426 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 303 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:08:47,156 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:08:47,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 143 [2024-10-19 06:08:47,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2024-10-19 06:08:47,180 INFO L85 PathProgramCache]: Analyzing trace with hash -379036771, now seen corresponding path program 1 times [2024-10-19 06:08:47,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:47,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:47,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:08:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:52,362 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 534 treesize of output 486 [2024-10-19 06:08:52,395 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 320 treesize of output 296 [2024-10-19 06:08:52,448 INFO L85 PathProgramCache]: Analyzing trace with hash -406474777, now seen corresponding path program 1 times [2024-10-19 06:08:52,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:52,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:52,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:08:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:53,389 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 23 treesize of output 19 [2024-10-19 06:08:53,397 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 23 treesize of output 19 [2024-10-19 06:08:55,441 INFO L85 PathProgramCache]: Analyzing trace with hash 284158975, now seen corresponding path program 1 times [2024-10-19 06:08:55,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:08:55,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:08:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:55,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:08:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:08:55,909 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 33 treesize of output 29 [2024-10-19 06:08:55,918 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 33 treesize of output 29 [2024-10-19 06:09:00,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:09:04,147 INFO L85 PathProgramCache]: Analyzing trace with hash 218968318, now seen corresponding path program 1 times [2024-10-19 06:09:04,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:04,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:04,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:04,779 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 37 treesize of output 33 [2024-10-19 06:09:04,790 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 35 treesize of output 31 [2024-10-19 06:09:08,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:09:08,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-10-19 06:09:13,003 INFO L85 PathProgramCache]: Analyzing trace with hash -25659863, now seen corresponding path program 1 times [2024-10-19 06:09:13,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:13,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:13,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:13,550 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 23 treesize of output 19 [2024-10-19 06:09:13,558 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 23 treesize of output 19 [2024-10-19 06:09:15,614 INFO L85 PathProgramCache]: Analyzing trace with hash -795481507, now seen corresponding path program 1 times [2024-10-19 06:09:15,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:15,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:15,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:16,732 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 534 treesize of output 486 [2024-10-19 06:09:16,758 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 658 treesize of output 610 [2024-10-19 06:09:16,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1723816537, now seen corresponding path program 1 times [2024-10-19 06:09:16,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:16,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:16,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:17,512 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 23 treesize of output 19 [2024-10-19 06:09:17,523 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 23 treesize of output 19 [2024-10-19 06:09:17,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1898678627, now seen corresponding path program 1 times [2024-10-19 06:09:17,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:17,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:17,700 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:18,208 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 33 treesize of output 29 [2024-10-19 06:09:18,217 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 33 treesize of output 29 [2024-10-19 06:09:22,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:09:26,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1270531478, now seen corresponding path program 1 times [2024-10-19 06:09:26,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:26,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:26,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:27,498 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 37 treesize of output 33 [2024-10-19 06:09:27,507 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 35 treesize of output 31 [2024-10-19 06:09:31,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 42 [2024-10-19 06:09:31,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-10-19 06:09:35,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1210900839, now seen corresponding path program 1 times [2024-10-19 06:09:35,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:35,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:35,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:36,305 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 23 treesize of output 19 [2024-10-19 06:09:36,319 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 23 treesize of output 19 [2024-10-19 06:09:38,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1116752323, now seen corresponding path program 1 times [2024-10-19 06:09:38,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:38,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:38,501 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:39,557 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 276 treesize of output 252 [2024-10-19 06:09:39,587 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 320 treesize of output 296 [2024-10-19 06:09:39,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1791272275, now seen corresponding path program 1 times [2024-10-19 06:09:39,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:39,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:39,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:40,387 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 23 treesize of output 19 [2024-10-19 06:09:40,397 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 23 treesize of output 19 [2024-10-19 06:09:42,452 INFO L85 PathProgramCache]: Analyzing trace with hash 305106461, now seen corresponding path program 1 times [2024-10-19 06:09:42,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:42,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:42,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:42,940 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 33 treesize of output 29 [2024-10-19 06:09:42,950 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 33 treesize of output 29 [2024-10-19 06:09:47,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:09:47,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:09:51,160 INFO L85 PathProgramCache]: Analyzing trace with hash 868337470, now seen corresponding path program 1 times [2024-10-19 06:09:51,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:09:51,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:09:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:51,268 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:09:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:09:51,955 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 37 treesize of output 33 [2024-10-19 06:09:51,966 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 35 treesize of output 31 [2024-10-19 06:09:56,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:09:56,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-10-19 06:10:00,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1247746029, now seen corresponding path program 1 times [2024-10-19 06:10:00,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:00,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:00,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:00,648 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 23 treesize of output 19 [2024-10-19 06:10:00,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2024-10-19 06:10:02,718 INFO L85 PathProgramCache]: Analyzing trace with hash 25392507, now seen corresponding path program 1 times [2024-10-19 06:10:02,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:02,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:02,989 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:03,843 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 570 treesize of output 522 [2024-10-19 06:10:03,865 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 320 treesize of output 296 [2024-10-19 06:10:03,903 INFO L85 PathProgramCache]: Analyzing trace with hash -2128684665, now seen corresponding path program 1 times [2024-10-19 06:10:03,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:03,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:04,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:04,317 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 23 treesize of output 19 [2024-10-19 06:10:04,329 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 23 treesize of output 19 [2024-10-19 06:10:04,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1564745491, now seen corresponding path program 1 times [2024-10-19 06:10:04,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:04,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:04,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:05,197 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 23 treesize of output 19 [2024-10-19 06:10:05,205 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 23 treesize of output 19 [2024-10-19 06:10:05,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1373730955, now seen corresponding path program 1 times [2024-10-19 06:10:05,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:05,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:10:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 3 proven. 763 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:10:09,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:09,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:10:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 3 proven. 763 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:10:13,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:10:13,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 06:10:13,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:10:13,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-19 06:10:13,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable110,SelfDestructingSolverStorable72,SelfDestructingSolverStorable94,SelfDestructingSolverStorable73,SelfDestructingSolverStorable95,SelfDestructingSolverStorable74,SelfDestructingSolverStorable96,SelfDestructingSolverStorable75,SelfDestructingSolverStorable97,SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,SelfDestructingSolverStorable76,SelfDestructingSolverStorable98,SelfDestructingSolverStorable104,SelfDestructingSolverStorable77,SelfDestructingSolverStorable99,SelfDestructingSolverStorable105,SelfDestructingSolverStorable78,SelfDestructingSolverStorable106,SelfDestructingSolverStorable79,SelfDestructingSolverStorable107,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103,SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89,SelfDestructingSolverStorable111,SelfDestructingSolverStorable112,SelfDestructingSolverStorable113,SelfDestructingSolverStorable114 [2024-10-19 06:10:13,616 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:10:13,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:10:13,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1601479989, now seen corresponding path program 2 times [2024-10-19 06:10:13,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:10:13,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036830801] [2024-10-19 06:10:13,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:13,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:10:17,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1691 backedges. 66 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:10:17,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:10:17,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036830801] [2024-10-19 06:10:17,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036830801] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 06:10:17,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405490712] [2024-10-19 06:10:17,900 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-19 06:10:17,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 06:10:17,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:10:17,903 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) [2024-10-19 06:10:17,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-19 06:10:18,495 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-19 06:10:18,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 06:10:18,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-10-19 06:10:18,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 06:10:18,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-19 06:10:18,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 46 [2024-10-19 06:10:18,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-10-19 06:10:18,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-10-19 06:10:18,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-10-19 06:10:18,836 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-19 06:10:18,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-10-19 06:10:18,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 65 [2024-10-19 06:10:18,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-10-19 06:10:19,027 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 16 treesize of output 8 [2024-10-19 06:10:19,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1691 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 1589 trivial. 0 not checked. [2024-10-19 06:10:19,066 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 06:10:19,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405490712] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:10:19,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-19 06:10:19,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [36] total 44 [2024-10-19 06:10:19,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648272471] [2024-10-19 06:10:19,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:10:19,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-19 06:10:19,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:10:19,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-19 06:10:19,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1800, Unknown=0, NotChecked=0, Total=1892 [2024-10-19 06:10:19,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:10:19,068 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:10:19,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.25) internal successors, (50), 9 states have internal predecessors, (50), 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) [2024-10-19 06:10:19,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:10:19,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 06:10:19,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:10:19,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:10:26,950 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 1086 treesize of output 990 [2024-10-19 06:10:26,989 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 1262 treesize of output 1166 [2024-10-19 06:10:27,042 INFO L85 PathProgramCache]: Analyzing trace with hash -406474331, now seen corresponding path program 1 times [2024-10-19 06:10:27,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:27,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:27,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:27,590 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 23 treesize of output 19 [2024-10-19 06:10:27,598 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 23 treesize of output 19 [2024-10-19 06:10:29,655 INFO L85 PathProgramCache]: Analyzing trace with hash 284159413, now seen corresponding path program 1 times [2024-10-19 06:10:29,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:29,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:29,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:30,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2024-10-19 06:10:30,225 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 33 treesize of output 29 [2024-10-19 06:10:34,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:10:38,462 INFO L85 PathProgramCache]: Analyzing trace with hash 218968758, now seen corresponding path program 1 times [2024-10-19 06:10:38,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:38,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:38,552 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:38,969 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 37 treesize of output 33 [2024-10-19 06:10:38,980 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 35 treesize of output 31 [2024-10-19 06:10:43,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:10:47,197 INFO L85 PathProgramCache]: Analyzing trace with hash -25659429, now seen corresponding path program 1 times [2024-10-19 06:10:47,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:47,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:47,289 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:47,688 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 23 treesize of output 19 [2024-10-19 06:10:47,698 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 23 treesize of output 19 [2024-10-19 06:10:49,759 INFO L85 PathProgramCache]: Analyzing trace with hash -795481079, now seen corresponding path program 1 times [2024-10-19 06:10:49,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:49,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:49,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:51,235 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 23 treesize of output 19 [2024-10-19 06:10:51,250 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 23 treesize of output 19 [2024-10-19 06:10:53,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1812031957, now seen corresponding path program 1 times [2024-10-19 06:10:53,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:53,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:53,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:10:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:10:54,289 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 320 treesize of output 296 [2024-10-19 06:10:54,319 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 570 treesize of output 522 [2024-10-19 06:10:54,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1145421287, now seen corresponding path program 1 times [2024-10-19 06:10:54,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:54,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:10:54,538 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-10-19 06:10:54,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:10:54,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:10:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:10:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-10-19 06:10:54,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 06:10:54,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=2109, Unknown=0, NotChecked=0, Total=2352 [2024-10-19 06:11:01,939 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 1086 treesize of output 990 [2024-10-19 06:11:01,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 574 [2024-10-19 06:11:01,998 INFO L85 PathProgramCache]: Analyzing trace with hash -406474008, now seen corresponding path program 1 times [2024-10-19 06:11:01,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:01,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:02,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:11:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:02,555 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 23 treesize of output 19 [2024-10-19 06:11:02,562 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 23 treesize of output 19 [2024-10-19 06:11:04,613 INFO L85 PathProgramCache]: Analyzing trace with hash 284159732, now seen corresponding path program 1 times [2024-10-19 06:11:04,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:04,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:04,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:11:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:05,021 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 33 treesize of output 29 [2024-10-19 06:11:05,031 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 33 treesize of output 29 [2024-10-19 06:11:09,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:11:13,227 INFO L85 PathProgramCache]: Analyzing trace with hash 218969073, now seen corresponding path program 1 times [2024-10-19 06:11:13,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:13,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:13,312 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:11:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:13,626 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 37 treesize of output 33 [2024-10-19 06:11:13,637 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 35 treesize of output 31 [2024-10-19 06:11:17,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-10-19 06:11:17,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:11:21,858 INFO L85 PathProgramCache]: Analyzing trace with hash -25659116, now seen corresponding path program 1 times [2024-10-19 06:11:21,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:21,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:21,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:11:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:22,258 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 23 treesize of output 19 [2024-10-19 06:11:22,269 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 23 treesize of output 19 [2024-10-19 06:11:24,331 INFO L85 PathProgramCache]: Analyzing trace with hash -795480768, now seen corresponding path program 1 times [2024-10-19 06:11:24,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:24,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:24,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:11:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:25,328 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 23 treesize of output 19 [2024-10-19 06:11:25,336 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 23 treesize of output 19 [2024-10-19 06:11:27,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1812031684, now seen corresponding path program 1 times [2024-10-19 06:11:27,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:27,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:27,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 06:11:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 06:11:28,493 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 23 treesize of output 19 [2024-10-19 06:11:28,504 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 23 treesize of output 19 [2024-10-19 06:11:28,569 INFO L85 PathProgramCache]: Analyzing trace with hash -446622652, now seen corresponding path program 1 times [2024-10-19 06:11:28,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:28,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:11:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 1 proven. 809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:11:32,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:32,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:11:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 1 proven. 809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:11:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:11:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:11:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:11:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 06:11:36,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-19 06:11:36,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,SelfDestructingSolverStorable120,SelfDestructingSolverStorable131,SelfDestructingSolverStorable121,SelfDestructingSolverStorable119,SelfDestructingSolverStorable115,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable126,SelfDestructingSolverStorable116,SelfDestructingSolverStorable127,SelfDestructingSolverStorable117,SelfDestructingSolverStorable128,SelfDestructingSolverStorable118,SelfDestructingSolverStorable129,SelfDestructingSolverStorable122,SelfDestructingSolverStorable123,SelfDestructingSolverStorable124,SelfDestructingSolverStorable125 [2024-10-19 06:11:36,622 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:11:36,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:11:36,623 INFO L85 PathProgramCache]: Analyzing trace with hash 250443767, now seen corresponding path program 1 times [2024-10-19 06:11:36,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:11:36,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426020489] [2024-10-19 06:11:36,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:36,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:11:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:11:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 190 proven. 1609 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:11:40,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:11:40,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426020489] [2024-10-19 06:11:40,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426020489] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 06:11:40,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564077989] [2024-10-19 06:11:40,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:11:40,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 06:11:40,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:11:40,821 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) [2024-10-19 06:11:40,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-19 06:11:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:11:41,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 1817 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-10-19 06:11:41,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 06:11:41,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:41,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-19 06:11:42,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-19 06:11:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 124 proven. 1675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:11:42,473 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 06:11:44,740 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 06:11:44,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 49 [2024-10-19 06:11:44,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 1711 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 06:11:44,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564077989] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 06:11:44,817 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 06:11:44,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 70 [2024-10-19 06:11:44,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686488860] [2024-10-19 06:11:44,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 06:11:44,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-10-19 06:11:44,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:11:44,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-10-19 06:11:44,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1228, Invalid=3742, Unknown=0, NotChecked=0, Total=4970 [2024-10-19 06:11:44,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:11:44,821 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:11:44,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 9.901408450704226) internal successors, (703), 70 states have internal predecessors, (703), 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) [2024-10-19 06:11:44,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:11:44,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:11:44,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:11:44,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 06:11:44,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:12:06,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2024-10-19 06:12:06,262 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 23 treesize of output 19 [2024-10-19 06:12:08,329 INFO L85 PathProgramCache]: Analyzing trace with hash -670011572, now seen corresponding path program 1 times [2024-10-19 06:12:08,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:08,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:12,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:12,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:12,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:16,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:16,273 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 33 treesize of output 29 [2024-10-19 06:12:16,282 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 33 treesize of output 29 [2024-10-19 06:12:20,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:12:24,500 INFO L85 PathProgramCache]: Analyzing trace with hash 704413461, now seen corresponding path program 1 times [2024-10-19 06:12:24,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:24,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:28,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:28,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:32,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:32,281 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 35 treesize of output 31 [2024-10-19 06:12:32,290 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 37 treesize of output 33 [2024-10-19 06:12:36,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:12:40,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1665557832, now seen corresponding path program 1 times [2024-10-19 06:12:40,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:40,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:44,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:44,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:48,198 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 23 treesize of output 19 [2024-10-19 06:12:48,207 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 23 treesize of output 19 [2024-10-19 06:12:50,259 INFO L85 PathProgramCache]: Analyzing trace with hash -92749672, now seen corresponding path program 1 times [2024-10-19 06:12:50,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:50,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:54,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:54,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:12:54,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:12:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:12:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:12:58,198 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 23 treesize of output 19 [2024-10-19 06:12:58,209 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 23 treesize of output 19 [2024-10-19 06:13:00,265 INFO L85 PathProgramCache]: Analyzing trace with hash -223644154, now seen corresponding path program 1 times [2024-10-19 06:13:00,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:00,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1504 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-19 06:13:04,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:04,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:07,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1504 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-19 06:13:08,581 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 23 treesize of output 19 [2024-10-19 06:13:08,591 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 23 treesize of output 19 [2024-10-19 06:13:08,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1171058954, now seen corresponding path program 1 times [2024-10-19 06:13:08,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:08,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:12,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:12,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:17,146 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 33 treesize of output 29 [2024-10-19 06:13:17,157 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 33 treesize of output 29 [2024-10-19 06:13:21,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:13:25,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1943155609, now seen corresponding path program 1 times [2024-10-19 06:13:25,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:25,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:29,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:29,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:29,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:33,786 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 37 treesize of output 33 [2024-10-19 06:13:33,798 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 35 treesize of output 31 [2024-10-19 06:13:37,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-10-19 06:13:42,009 INFO L85 PathProgramCache]: Analyzing trace with hash 936104720, now seen corresponding path program 1 times [2024-10-19 06:13:42,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:42,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:46,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:46,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:50,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:50,626 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 23 treesize of output 19 [2024-10-19 06:13:50,637 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 23 treesize of output 19 [2024-10-19 06:13:50,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1045591470, now seen corresponding path program 1 times [2024-10-19 06:13:50,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:50,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:54,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:13:54,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:13:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:13:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:13:59,120 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 23 treesize of output 19 [2024-10-19 06:13:59,127 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 23 treesize of output 19 [2024-10-19 06:14:01,180 INFO L85 PathProgramCache]: Analyzing trace with hash -24557069, now seen corresponding path program 1 times [2024-10-19 06:14:01,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:01,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-19 06:14:05,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:05,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:09,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-19 06:14:09,506 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 33 treesize of output 29 [2024-10-19 06:14:09,516 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 33 treesize of output 29 [2024-10-19 06:14:13,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:14:13,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:14:17,676 INFO L85 PathProgramCache]: Analyzing trace with hash -761336680, now seen corresponding path program 1 times [2024-10-19 06:14:17,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:17,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:14:22,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:22,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:26,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:14:27,016 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-10-19 06:14:27,016 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 35 treesize of output 19 [2024-10-19 06:14:27,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 772 treesize of output 724 [2024-10-19 06:14:27,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 772 treesize of output 724 [2024-10-19 06:14:27,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 772 treesize of output 724 [2024-10-19 06:14:27,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1260 treesize of output 1212 [2024-10-19 06:14:27,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1502292254, now seen corresponding path program 1 times [2024-10-19 06:14:27,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:27,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1510 trivial. 0 not checked. [2024-10-19 06:14:27,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:27,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1510 trivial. 0 not checked. [2024-10-19 06:14:28,154 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-10-19 06:14:28,155 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 39 treesize of output 31 [2024-10-19 06:14:28,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 470 treesize of output 446 [2024-10-19 06:14:28,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 470 treesize of output 446 [2024-10-19 06:14:28,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 470 treesize of output 446 [2024-10-19 06:14:28,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 689 treesize of output 665 [2024-10-19 06:14:30,305 INFO L85 PathProgramCache]: Analyzing trace with hash -596036277, now seen corresponding path program 1 times [2024-10-19 06:14:30,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:30,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:35,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:14:35,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:35,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:39,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:14:39,810 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 23 treesize of output 19 [2024-10-19 06:14:39,826 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 23 treesize of output 19 [2024-10-19 06:14:39,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1819703519, now seen corresponding path program 1 times [2024-10-19 06:14:39,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:39,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-19 06:14:44,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:44,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:14:49,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-19 06:14:49,374 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 37 treesize of output 33 [2024-10-19 06:14:49,384 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 35 treesize of output 31 [2024-10-19 06:14:53,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:14:57,644 INFO L85 PathProgramCache]: Analyzing trace with hash -2019508305, now seen corresponding path program 1 times [2024-10-19 06:14:57,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:14:57,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:14:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:02,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-10-19 06:15:02,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:02,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-10-19 06:15:07,264 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-10-19 06:15:07,265 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 39 treesize of output 31 [2024-10-19 06:15:07,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 856 [2024-10-19 06:15:07,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 856 [2024-10-19 06:15:07,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 856 [2024-10-19 06:15:07,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 346 treesize of output 334 [2024-10-19 06:15:09,414 INFO L85 PathProgramCache]: Analyzing trace with hash 575511351, now seen corresponding path program 1 times [2024-10-19 06:15:09,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:09,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-10-19 06:15:13,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:13,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-10-19 06:15:18,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-10-19 06:15:22,836 INFO L85 PathProgramCache]: Analyzing trace with hash -520033351, now seen corresponding path program 1 times [2024-10-19 06:15:22,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:22,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-10-19 06:15:23,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:23,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:24,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-10-19 06:15:24,480 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-10-19 06:15:24,480 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 11 treesize of output 11 [2024-10-19 06:15:24,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1058765003, now seen corresponding path program 1 times [2024-10-19 06:15:24,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:24,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-10-19 06:15:25,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:25,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-10-19 06:15:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:15:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:15:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:15:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-19 06:15:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 06:15:26,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-19 06:15:26,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,SelfDestructingSolverStorable152,SelfDestructingSolverStorable153,SelfDestructingSolverStorable132,SelfDestructingSolverStorable154,SelfDestructingSolverStorable150,SelfDestructingSolverStorable148,SelfDestructingSolverStorable149,SelfDestructingSolverStorable144,SelfDestructingSolverStorable166,SelfDestructingSolverStorable145,SelfDestructingSolverStorable167,SelfDestructingSolverStorable146,SelfDestructingSolverStorable168,SelfDestructingSolverStorable147,SelfDestructingSolverStorable140,SelfDestructingSolverStorable162,SelfDestructingSolverStorable141,SelfDestructingSolverStorable163,SelfDestructingSolverStorable142,SelfDestructingSolverStorable164,SelfDestructingSolverStorable143,SelfDestructingSolverStorable165,SelfDestructingSolverStorable160,SelfDestructingSolverStorable161,8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable137,SelfDestructingSolverStorable159,SelfDestructingSolverStorable138,SelfDestructingSolverStorable139,SelfDestructingSolverStorable133,SelfDestructingSolverStorable155,SelfDestructingSolverStorable134,SelfDestructingSolverStorable156,SelfDestructingSolverStorable135,SelfDestructingSolverStorable157,SelfDestructingSolverStorable136,SelfDestructingSolverStorable158 [2024-10-19 06:15:26,430 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:15:26,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:15:26,430 INFO L85 PathProgramCache]: Analyzing trace with hash -70978016, now seen corresponding path program 2 times [2024-10-19 06:15:26,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:15:26,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548724064] [2024-10-19 06:15:26,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:26,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:27,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3008 backedges. 220 proven. 72 refuted. 0 times theorem prover too weak. 2716 trivial. 0 not checked. [2024-10-19 06:15:27,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:15:27,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548724064] [2024-10-19 06:15:27,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548724064] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 06:15:27,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [440915670] [2024-10-19 06:15:27,078 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-19 06:15:27,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 06:15:27,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:15:27,079 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) [2024-10-19 06:15:27,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-19 06:15:28,419 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-19 06:15:28,419 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 06:15:28,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-19 06:15:28,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 06:15:28,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3008 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 2934 trivial. 0 not checked. [2024-10-19 06:15:28,452 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 06:15:28,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [440915670] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:15:28,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-19 06:15:28,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-10-19 06:15:28,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800471403] [2024-10-19 06:15:28,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:15:28,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-19 06:15:28,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:15:28,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 06:15:28,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-19 06:15:28,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:15:28,455 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:15:28,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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) [2024-10-19 06:15:28,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:15:28,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:15:28,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:15:28,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-19 06:15:28,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-19 06:15:28,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:15:37,464 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 23 treesize of output 19 [2024-10-19 06:15:37,475 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 23 treesize of output 19 [2024-10-19 06:15:37,542 INFO L85 PathProgramCache]: Analyzing trace with hash -670011062, now seen corresponding path program 1 times [2024-10-19 06:15:37,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:37,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:41,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:15:41,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:45,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:15:45,719 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 33 treesize of output 29 [2024-10-19 06:15:45,729 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 33 treesize of output 29 [2024-10-19 06:15:49,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:15:49,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:15:53,922 INFO L85 PathProgramCache]: Analyzing trace with hash 704413969, now seen corresponding path program 1 times [2024-10-19 06:15:53,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:53,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:15:57,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:15:57,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:15:57,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:15:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:01,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:16:01,959 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 35 treesize of output 31 [2024-10-19 06:16:01,969 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 37 treesize of output 33 [2024-10-19 06:16:06,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-10-19 06:16:06,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:16:10,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1665557326, now seen corresponding path program 1 times [2024-10-19 06:16:10,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:10,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:16:14,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:14,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:16:18,457 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 23 treesize of output 19 [2024-10-19 06:16:18,465 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 23 treesize of output 19 [2024-10-19 06:16:20,529 INFO L85 PathProgramCache]: Analyzing trace with hash -92749168, now seen corresponding path program 1 times [2024-10-19 06:16:20,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:20,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:16:24,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:24,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1498 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 06:16:29,171 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 23 treesize of output 19 [2024-10-19 06:16:29,187 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 23 treesize of output 19 [2024-10-19 06:16:31,278 INFO L85 PathProgramCache]: Analyzing trace with hash 828148566, now seen corresponding path program 1 times [2024-10-19 06:16:31,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:31,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1501 trivial. 0 not checked. [2024-10-19 06:16:31,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:31,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:32,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1501 trivial. 0 not checked. [2024-10-19 06:16:32,647 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 7 treesize of output 3 [2024-10-19 06:16:36,659 INFO L85 PathProgramCache]: Analyzing trace with hash 991666690, now seen corresponding path program 1 times [2024-10-19 06:16:36,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1501 trivial. 0 not checked. [2024-10-19 06:16:37,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:37,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:37,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:38,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1501 trivial. 0 not checked. [2024-10-19 06:16:38,200 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-10-19 06:16:38,201 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 11 treesize of output 11 [2024-10-19 06:16:38,233 INFO L85 PathProgramCache]: Analyzing trace with hash 676815534, now seen corresponding path program 1 times [2024-10-19 06:16:38,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1501 trivial. 0 not checked. [2024-10-19 06:16:38,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:38,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1501 trivial. 0 not checked. [2024-10-19 06:16:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:16:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:16:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:16:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-19 06:16:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 06:16:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 06:16:39,492 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-19 06:16:39,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173,SelfDestructingSolverStorable174,SelfDestructingSolverStorable175,SelfDestructingSolverStorable176,SelfDestructingSolverStorable180,SelfDestructingSolverStorable170,SelfDestructingSolverStorable181,SelfDestructingSolverStorable171,SelfDestructingSolverStorable182,SelfDestructingSolverStorable172,SelfDestructingSolverStorable183,SelfDestructingSolverStorable177,SelfDestructingSolverStorable178,SelfDestructingSolverStorable179,SelfDestructingSolverStorable169,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 06:16:39,673 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 06:16:39,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 06:16:39,674 INFO L85 PathProgramCache]: Analyzing trace with hash -13218419, now seen corresponding path program 3 times [2024-10-19 06:16:39,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 06:16:39,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083334162] [2024-10-19 06:16:39,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:39,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2663 backedges. 420 proven. 64 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2024-10-19 06:16:40,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 06:16:40,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083334162] [2024-10-19 06:16:40,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083334162] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 06:16:40,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255011668] [2024-10-19 06:16:40,348 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-19 06:16:40,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 06:16:40,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 06:16:40,351 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) [2024-10-19 06:16:40,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-19 06:16:41,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-19 06:16:41,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 06:16:41,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-19 06:16:41,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 06:16:41,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2663 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 2243 trivial. 0 not checked. [2024-10-19 06:16:41,966 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 06:16:41,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255011668] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 06:16:41,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-19 06:16:41,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-10-19 06:16:41,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084679169] [2024-10-19 06:16:41,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 06:16:41,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-19 06:16:41,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 06:16:41,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 06:16:41,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-19 06:16:41,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:16:41,967 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 06:16:41,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 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) [2024-10-19 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-10-19 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-19 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-19 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 06:16:51,473 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 23 treesize of output 19 [2024-10-19 06:16:51,484 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 23 treesize of output 19 [2024-10-19 06:16:51,549 INFO L85 PathProgramCache]: Analyzing trace with hash -223643345, now seen corresponding path program 1 times [2024-10-19 06:16:51,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:51,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:16:55,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1504 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-19 06:16:55,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:16:55,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:16:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1504 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-19 06:17:00,398 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 23 treesize of output 19 [2024-10-19 06:17:00,406 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 23 treesize of output 19 [2024-10-19 06:17:00,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1171058169, now seen corresponding path program 1 times [2024-10-19 06:17:00,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:00,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:04,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:17:04,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:04,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:09,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:17:09,329 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 33 treesize of output 29 [2024-10-19 06:17:09,338 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 33 treesize of output 29 [2024-10-19 06:17:12,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:17:12,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:17:17,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1943154826, now seen corresponding path program 1 times [2024-10-19 06:17:17,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:17,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:17:21,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:21,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:17:26,227 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 35 treesize of output 31 [2024-10-19 06:17:26,238 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 37 treesize of output 33 [2024-10-19 06:17:30,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-10-19 06:17:34,479 INFO L85 PathProgramCache]: Analyzing trace with hash 936105495, now seen corresponding path program 1 times [2024-10-19 06:17:34,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:34,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:38,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:17:38,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:38,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:43,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1511 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-19 06:17:43,657 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 23 treesize of output 19 [2024-10-19 06:17:43,667 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 23 treesize of output 19 [2024-10-19 06:17:45,731 INFO L85 PathProgramCache]: Analyzing trace with hash -24556307, now seen corresponding path program 1 times [2024-10-19 06:17:45,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:45,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-19 06:17:50,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:17:50,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:17:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:17:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-19 06:17:54,619 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 33 treesize of output 29 [2024-10-19 06:17:54,632 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 33 treesize of output 29 [2024-10-19 06:17:58,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:17:58,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2024-10-19 06:18:02,492 INFO L85 PathProgramCache]: Analyzing trace with hash -761335922, now seen corresponding path program 1 times [2024-10-19 06:18:02,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:18:02,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:18:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:18:07,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:18:07,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:18:07,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:18:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:18:11,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:18:11,663 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-10-19 06:18:11,664 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 35 treesize of output 19 [2024-10-19 06:18:11,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 381 treesize of output 357 [2024-10-19 06:18:11,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 381 treesize of output 357 [2024-10-19 06:18:11,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 381 treesize of output 357 [2024-10-19 06:18:11,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 638 treesize of output 614 [2024-10-19 06:18:11,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1502291504, now seen corresponding path program 1 times [2024-10-19 06:18:11,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:18:11,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:18:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:18:12,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1510 trivial. 0 not checked. [2024-10-19 06:18:12,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:18:12,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:18:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:18:12,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1510 trivial. 0 not checked. [2024-10-19 06:18:12,479 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-10-19 06:18:12,479 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 39 treesize of output 31 [2024-10-19 06:18:12,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 449 treesize of output 425 [2024-10-19 06:18:12,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 449 treesize of output 425 [2024-10-19 06:18:12,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 449 treesize of output 425 [2024-10-19 06:18:12,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 718 treesize of output 694 [2024-10-19 06:18:14,658 INFO L85 PathProgramCache]: Analyzing trace with hash -596035535, now seen corresponding path program 1 times [2024-10-19 06:18:14,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:18:14,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:18:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:18:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:18:19,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 06:18:19,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 06:18:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 06:18:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 210 proven. 1285 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 06:18:24,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2024-10-19 06:18:24,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2024-10-19 06:18:28,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-10-19 06:18:28,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 42 Killed by 15