./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 20832c4ec3f8ccecbcf7cfcec0aecbbc925bfb9e6d8397db46b5825bb40681b3 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-18 09:45:55,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 09:45:55,317 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 09:45:55,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 09:45:55,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 09:45:55,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 09:45:55,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 09:45:55,345 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 09:45:55,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 09:45:55,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 09:45:55,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 09:45:55,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 09:45:55,347 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 09:45:55,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 09:45:55,347 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 09:45:55,347 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 09:45:55,348 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 09:45:55,348 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 09:45:55,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 09:45:55,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 09:45:55,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 09:45:55,351 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 09:45:55,351 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 09:45:55,351 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 09:45:55,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 09:45:55,351 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 09:45:55,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 09:45:55,352 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 09:45:55,352 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 09:45:55,352 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 09:45:55,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 09:45:55,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 09:45:55,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 09:45:55,353 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 09:45:55,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 09:45:55,354 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 09:45:55,354 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 09:45:55,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 09:45:55,361 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 09:45:55,361 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 09:45:55,362 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 09:45:55,362 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20832c4ec3f8ccecbcf7cfcec0aecbbc925bfb9e6d8397db46b5825bb40681b3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-10-18 09:45:55,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 09:45:55,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 09:45:55,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 09:45:55,567 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 09:45:55,571 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 09:45:55,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2024-10-18 09:45:56,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 09:45:56,887 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 09:45:56,887 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2024-10-18 09:45:56,897 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e8d2a1ff9/e78e6eebe6b946ccb446bb24e3821e74/FLAGff23cd476 [2024-10-18 09:45:56,913 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e8d2a1ff9/e78e6eebe6b946ccb446bb24e3821e74 [2024-10-18 09:45:56,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 09:45:56,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 09:45:56,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 09:45:56,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 09:45:56,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 09:45:56,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 09:45:56" (1/1) ... [2024-10-18 09:45:56,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15da7c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:56, skipping insertion in model container [2024-10-18 09:45:56,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 09:45:56" (1/1) ... [2024-10-18 09:45:56,945 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 09:45:57,095 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c[2451,2464] [2024-10-18 09:45:57,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 09:45:57,109 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 09:45:57,125 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c[2451,2464] [2024-10-18 09:45:57,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 09:45:57,139 INFO L204 MainTranslator]: Completed translation [2024-10-18 09:45:57,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57 WrapperNode [2024-10-18 09:45:57,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 09:45:57,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 09:45:57,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 09:45:57,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 09:45:57,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,173 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 15, calls inlined = 27, statements flattened = 265 [2024-10-18 09:45:57,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 09:45:57,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 09:45:57,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 09:45:57,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 09:45:57,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 09:45:57,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 09:45:57,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 09:45:57,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 09:45:57,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (1/1) ... [2024-10-18 09:45:57,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 09:45:57,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:45:57,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-18 09:45:57,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-18 09:45:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 09:45:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-18 09:45:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-18 09:45:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-18 09:45:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-18 09:45:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-18 09:45:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-18 09:45:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 09:45:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-18 09:45:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-18 09:45:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 09:45:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 09:45:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-18 09:45:57,270 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 09:45:57,354 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 09:45:57,356 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 09:45:57,683 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 09:45:57,683 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 09:45:57,985 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 09:45:57,985 INFO L314 CfgBuilder]: Removed 6 assume(true) statements. [2024-10-18 09:45:57,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 09:45:57 BoogieIcfgContainer [2024-10-18 09:45:57,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 09:45:57,988 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 09:45:57,988 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 09:45:57,991 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 09:45:57,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 09:45:56" (1/3) ... [2024-10-18 09:45:57,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1529ad0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 09:45:57, skipping insertion in model container [2024-10-18 09:45:57,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 09:45:57" (2/3) ... [2024-10-18 09:45:57,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1529ad0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 09:45:57, skipping insertion in model container [2024-10-18 09:45:57,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 09:45:57" (3/3) ... [2024-10-18 09:45:57,994 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-three-array-sum-alt.wvr.c [2024-10-18 09:45:58,007 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 09:45:58,007 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-18 09:45:58,007 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 09:45:58,050 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-18 09:45:58,085 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 09:45:58,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 09:45:58,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:45:58,089 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-18 09:45:58,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-18 09:45:58,182 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 09:45:58,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:45:58,196 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 09:45:58,201 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;@560b6b83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 09:45:58,201 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-18 09:45:59,200 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:45:59,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:45:59,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1270328504, now seen corresponding path program 1 times [2024-10-18 09:45:59,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:45:59,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423211074] [2024-10-18 09:45:59,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:45:59,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:45:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:45:59,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 09:45:59,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:45:59,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423211074] [2024-10-18 09:45:59,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423211074] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 09:45:59,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 09:45:59,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-18 09:45:59,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686931240] [2024-10-18 09:45:59,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 09:45:59,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-18 09:45:59,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 09:46:00,166 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:00,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:00,895 INFO L85 PathProgramCache]: Analyzing trace with hash 415419058, now seen corresponding path program 1 times [2024-10-18 09:46:00,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:00,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:00,923 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:01,485 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:01,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:02,648 INFO L85 PathProgramCache]: Analyzing trace with hash -6912202, now seen corresponding path program 1 times [2024-10-18 09:46:02,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:02,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:03,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-18 09:46:03,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-18 09:46:03,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:03,204 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 09:46:03,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 09:46:03,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:03,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:03,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-10-18 09:46:03,287 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:46:03,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:46:03,287 INFO L85 PathProgramCache]: Analyzing trace with hash -965479059, now seen corresponding path program 1 times [2024-10-18 09:46:03,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:46:03,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005588491] [2024-10-18 09:46:03,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:03,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:46:03,427 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 09:46:03,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:46:03,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005588491] [2024-10-18 09:46:03,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005588491] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 09:46:03,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1334480675] [2024-10-18 09:46:03,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:03,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 09:46:03,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:46:03,432 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 09:46:03,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-18 09:46:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:46:03,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-18 09:46:03,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 09:46:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 09:46:03,578 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 09:46:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 09:46:03,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1334480675] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-18 09:46:03,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-18 09:46:03,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2024-10-18 09:46:03,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737485531] [2024-10-18 09:46:03,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 09:46:03,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-18 09:46:03,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 09:46:04,002 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:04,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:04,477 INFO L85 PathProgramCache]: Analyzing trace with hash -381886163, now seen corresponding path program 1 times [2024-10-18 09:46:04,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:04,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:04,510 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:04,863 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:04,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:06,044 INFO L85 PathProgramCache]: Analyzing trace with hash -381886160, now seen corresponding path program 1 times [2024-10-18 09:46:06,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:06,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:06,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:06,388 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:06,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:07,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1046429244, now seen corresponding path program 1 times [2024-10-18 09:46:07,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:07,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:07,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:07,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:07,721 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:07,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:08,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1046429247, now seen corresponding path program 1 times [2024-10-18 09:46:08,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:08,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:08,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:09,103 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:09,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:09,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1920432831, now seen corresponding path program 1 times [2024-10-18 09:46:09,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:09,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:09,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:10,017 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:10,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:10,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1920432828, now seen corresponding path program 1 times [2024-10-18 09:46:10,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:10,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:10,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:11,294 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:11,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:12,184 INFO L85 PathProgramCache]: Analyzing trace with hash 596123269, now seen corresponding path program 1 times [2024-10-18 09:46:12,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:12,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:12,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:12,563 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:12,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:13,228 INFO L85 PathProgramCache]: Analyzing trace with hash 596123272, now seen corresponding path program 1 times [2024-10-18 09:46:13,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:13,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:13,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:13,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-18 09:46:13,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-10-18 09:46:13,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:13,264 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 09:46:13,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 09:46:13,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:13,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:14,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:14,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:14,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-18 09:46:14,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2024-10-18 09:46:14,289 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:46:14,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:46:14,289 INFO L85 PathProgramCache]: Analyzing trace with hash 482793192, now seen corresponding path program 1 times [2024-10-18 09:46:14,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:46:14,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123022418] [2024-10-18 09:46:14,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:14,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:46:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 09:46:14,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:46:14,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123022418] [2024-10-18 09:46:14,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123022418] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 09:46:14,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47404773] [2024-10-18 09:46:14,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:14,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 09:46:14,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:46:14,458 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 09:46:14,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-18 09:46:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:46:14,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-18 09:46:14,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 09:46:14,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 09:46:14,596 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 09:46:14,632 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 09:46:14,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47404773] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 09:46:14,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 09:46:14,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2024-10-18 09:46:14,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169370734] [2024-10-18 09:46:14,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 09:46:14,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-18 09:46:14,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 09:46:14,935 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:14,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:15,616 INFO L85 PathProgramCache]: Analyzing trace with hash -381886123, now seen corresponding path program 1 times [2024-10-18 09:46:15,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:15,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:15,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:15,937 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:15,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:16,633 INFO L85 PathProgramCache]: Analyzing trace with hash -381886120, now seen corresponding path program 1 times [2024-10-18 09:46:16,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:16,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:16,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:16,950 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:16,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:17,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1046429284, now seen corresponding path program 1 times [2024-10-18 09:46:17,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:17,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:17,823 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:18,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:18,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:19,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1046429287, now seen corresponding path program 1 times [2024-10-18 09:46:19,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:19,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:19,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:19,907 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:19,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:20,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1920432789, now seen corresponding path program 1 times [2024-10-18 09:46:20,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:20,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:20,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:20,993 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:20,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:21,612 INFO L85 PathProgramCache]: Analyzing trace with hash 596123310, now seen corresponding path program 1 times [2024-10-18 09:46:21,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:21,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:21,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:22,058 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:22,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:23,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1299951025, now seen corresponding path program 1 times [2024-10-18 09:46:23,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:23,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:23,175 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:23,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-18 09:46:23,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-10-18 09:46:23,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:23,640 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 09:46:23,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.066666666666666) internal successors, (61), 14 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 09:46:23,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:23,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:23,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:23,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:46:23,766 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-18 09:46:23,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-18 09:46:23,955 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:46:23,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:46:23,955 INFO L85 PathProgramCache]: Analyzing trace with hash -853775331, now seen corresponding path program 2 times [2024-10-18 09:46:23,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:46:23,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585740573] [2024-10-18 09:46:23,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:23,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:46:24,084 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-18 09:46:24,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:46:24,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585740573] [2024-10-18 09:46:24,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585740573] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 09:46:24,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927757132] [2024-10-18 09:46:24,085 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 09:46:24,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 09:46:24,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:46:24,087 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 09:46:24,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-18 09:46:24,177 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 09:46:24,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 09:46:24,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-18 09:46:24,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 09:46:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-18 09:46:24,233 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 09:46:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-18 09:46:24,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [927757132] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 09:46:24,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 09:46:24,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 17 [2024-10-18 09:46:24,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521632291] [2024-10-18 09:46:24,283 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 09:46:24,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-18 09:46:24,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 09:46:24,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:24,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:25,024 INFO L85 PathProgramCache]: Analyzing trace with hash 98207597, now seen corresponding path program 1 times [2024-10-18 09:46:25,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:25,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:25,035 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:25,342 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:25,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:26,098 INFO L85 PathProgramCache]: Analyzing trace with hash 98207600, now seen corresponding path program 1 times [2024-10-18 09:46:26,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:26,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:26,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:26,418 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:26,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:27,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1250535630, now seen corresponding path program 1 times [2024-10-18 09:46:27,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:27,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:27,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:27,440 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:27,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:27,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1250535627, now seen corresponding path program 1 times [2024-10-18 09:46:27,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:27,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:27,926 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:28,255 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:28,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:28,837 INFO L85 PathProgramCache]: Analyzing trace with hash -111902143, now seen corresponding path program 1 times [2024-10-18 09:46:28,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:28,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:28,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:29,196 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:29,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:29,788 INFO L85 PathProgramCache]: Analyzing trace with hash -111902140, now seen corresponding path program 1 times [2024-10-18 09:46:29,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:29,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:29,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:30,177 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:30,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:30,905 INFO L85 PathProgramCache]: Analyzing trace with hash 825997499, now seen corresponding path program 1 times [2024-10-18 09:46:30,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:30,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:30,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:31,218 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:31,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:31,924 INFO L85 PathProgramCache]: Analyzing trace with hash 825997502, now seen corresponding path program 1 times [2024-10-18 09:46:31,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:31,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:31,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:32,343 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:32,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:33,004 INFO L85 PathProgramCache]: Analyzing trace with hash -163884727, now seen corresponding path program 1 times [2024-10-18 09:46:33,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:33,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:33,020 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:33,360 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:33,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:34,099 INFO L85 PathProgramCache]: Analyzing trace with hash -163884724, now seen corresponding path program 1 times [2024-10-18 09:46:34,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:34,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:34,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:34,456 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:34,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:35,096 INFO L85 PathProgramCache]: Analyzing trace with hash -785463058, now seen corresponding path program 1 times [2024-10-18 09:46:35,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:35,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:35,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:35,491 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:35,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:36,213 INFO L85 PathProgramCache]: Analyzing trace with hash -785463055, now seen corresponding path program 1 times [2024-10-18 09:46:36,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:36,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:36,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:36,608 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:36,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:37,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1420445074, now seen corresponding path program 1 times [2024-10-18 09:46:37,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:37,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:37,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:37,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:37,596 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:37,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:38,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1420445077, now seen corresponding path program 1 times [2024-10-18 09:46:38,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:38,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:38,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:38,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-18 09:46:38,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2024-10-18 09:46:38,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:38,703 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 09:46:38,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 09:46:38,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:38,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:38,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:46:38,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:41,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:41,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:41,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:46:41,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 09:46:41,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-18 09:46:41,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable20,SelfDestructingSolverStorable31,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable32,SelfDestructingSolverStorable22,SelfDestructingSolverStorable33,SelfDestructingSolverStorable23,SelfDestructingSolverStorable34,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-10-18 09:46:41,642 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:46:41,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:46:41,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1502335780, now seen corresponding path program 3 times [2024-10-18 09:46:41,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:46:41,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541770255] [2024-10-18 09:46:41,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:41,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:46:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-18 09:46:42,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:46:42,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541770255] [2024-10-18 09:46:42,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541770255] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 09:46:42,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [909034618] [2024-10-18 09:46:42,092 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 09:46:42,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 09:46:42,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:46:42,094 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 09:46:42,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-18 09:46:42,234 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-10-18 09:46:42,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 09:46:42,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-18 09:46:42,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 09:46:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-18 09:46:42,401 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 09:46:42,529 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-18 09:46:42,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [909034618] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 09:46:42,530 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 09:46:42,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 9, 9] total 36 [2024-10-18 09:46:42,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434459813] [2024-10-18 09:46:42,530 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 09:46:42,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-10-18 09:46:42,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 09:46:42,838 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:42,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:43,699 INFO L85 PathProgramCache]: Analyzing trace with hash 98207687, now seen corresponding path program 1 times [2024-10-18 09:46:43,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:43,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:43,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:44,026 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:44,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:44,671 INFO L85 PathProgramCache]: Analyzing trace with hash 98207690, now seen corresponding path program 1 times [2024-10-18 09:46:44,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:44,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:44,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:45,033 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:45,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:45,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1250535540, now seen corresponding path program 1 times [2024-10-18 09:46:45,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:45,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:45,589 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:45,890 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:45,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:46,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1250535537, now seen corresponding path program 1 times [2024-10-18 09:46:46,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:46,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:46,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:46,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:46,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:47,454 INFO L85 PathProgramCache]: Analyzing trace with hash -111902053, now seen corresponding path program 1 times [2024-10-18 09:46:47,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:47,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:47,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:47,788 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:47,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:48,332 INFO L85 PathProgramCache]: Analyzing trace with hash -111902050, now seen corresponding path program 1 times [2024-10-18 09:46:48,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:48,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:48,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:48,663 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:48,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:49,058 INFO L85 PathProgramCache]: Analyzing trace with hash 825997589, now seen corresponding path program 1 times [2024-10-18 09:46:49,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:49,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:49,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:49,409 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:49,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:50,264 INFO L85 PathProgramCache]: Analyzing trace with hash 825997592, now seen corresponding path program 1 times [2024-10-18 09:46:50,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:50,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:50,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:50,586 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:50,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:51,476 INFO L85 PathProgramCache]: Analyzing trace with hash -163884637, now seen corresponding path program 1 times [2024-10-18 09:46:51,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:51,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:51,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:51,822 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:51,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:52,292 INFO L85 PathProgramCache]: Analyzing trace with hash -163884634, now seen corresponding path program 1 times [2024-10-18 09:46:52,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:52,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:52,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:52,721 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:52,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:53,413 INFO L85 PathProgramCache]: Analyzing trace with hash -785462966, now seen corresponding path program 1 times [2024-10-18 09:46:53,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:53,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:53,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:53,840 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:53,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:54,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1420445165, now seen corresponding path program 1 times [2024-10-18 09:46:54,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:54,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:54,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:56,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-10-18 09:46:56,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=1134, Unknown=0, NotChecked=0, Total=1332 [2024-10-18 09:46:56,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:56,173 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 09:46:56,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.5675675675675675) internal successors, (95), 36 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 09:46:56,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:56,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:56,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:46:56,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 09:46:56,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:46:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:46:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:46:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 09:46:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 09:46:56,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-18 09:46:56,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable35,SelfDestructingSolverStorable46,SelfDestructingSolverStorable36,SelfDestructingSolverStorable47,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-10-18 09:46:56,598 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:46:56,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:46:56,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1499892028, now seen corresponding path program 4 times [2024-10-18 09:46:56,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:46:56,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593433516] [2024-10-18 09:46:56,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:56,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:46:56,846 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 32 proven. 19 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-18 09:46:56,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:46:56,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593433516] [2024-10-18 09:46:56,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593433516] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 09:46:56,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1946684014] [2024-10-18 09:46:56,846 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 09:46:56,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 09:46:56,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:46:56,847 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 09:46:56,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-18 09:46:56,982 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 09:46:56,982 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 09:46:56,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-18 09:46:56,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 09:46:57,109 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-10-18 09:46:57,109 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 09:46:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-10-18 09:46:57,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1946684014] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 09:46:57,206 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 09:46:57,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 29 [2024-10-18 09:46:57,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134759444] [2024-10-18 09:46:57,206 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 09:46:57,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-18 09:46:57,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 09:46:57,532 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:57,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:58,873 INFO L85 PathProgramCache]: Analyzing trace with hash 267807857, now seen corresponding path program 1 times [2024-10-18 09:46:58,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:58,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:58,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:59,194 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:46:59,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:46:59,708 INFO L85 PathProgramCache]: Analyzing trace with hash 267807860, now seen corresponding path program 1 times [2024-10-18 09:46:59,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:46:59,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:46:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:46:59,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:46:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:00,070 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:00,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:00,739 INFO L85 PathProgramCache]: Analyzing trace with hash -287899786, now seen corresponding path program 1 times [2024-10-18 09:47:00,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:00,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:00,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:01,052 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:01,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:01,663 INFO L85 PathProgramCache]: Analyzing trace with hash -287899783, now seen corresponding path program 1 times [2024-10-18 09:47:01,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:01,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:01,675 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:01,981 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:01,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:02,830 INFO L85 PathProgramCache]: Analyzing trace with hash -334966971, now seen corresponding path program 1 times [2024-10-18 09:47:02,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:02,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:02,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:03,175 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:03,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:04,059 INFO L85 PathProgramCache]: Analyzing trace with hash -334966968, now seen corresponding path program 1 times [2024-10-18 09:47:04,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:04,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:04,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:04,421 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:04,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:05,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1794049793, now seen corresponding path program 1 times [2024-10-18 09:47:05,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:05,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:05,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:05,388 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:05,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:06,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1794049790, now seen corresponding path program 1 times [2024-10-18 09:47:06,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:06,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:06,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:06,690 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:06,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:07,508 INFO L85 PathProgramCache]: Analyzing trace with hash 219022925, now seen corresponding path program 1 times [2024-10-18 09:47:07,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:07,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:07,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:07,874 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:07,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:08,900 INFO L85 PathProgramCache]: Analyzing trace with hash 219022928, now seen corresponding path program 1 times [2024-10-18 09:47:08,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:08,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:08,917 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:09,257 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:09,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:09,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1800232654, now seen corresponding path program 1 times [2024-10-18 09:47:09,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:09,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:09,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:10,194 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:10,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:11,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1800232651, now seen corresponding path program 1 times [2024-10-18 09:47:11,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:11,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:11,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:11,470 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:11,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:11,980 INFO L85 PathProgramCache]: Analyzing trace with hash 27353750, now seen corresponding path program 1 times [2024-10-18 09:47:11,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:11,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:12,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:12,354 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:12,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:12,970 INFO L85 PathProgramCache]: Analyzing trace with hash 27353753, now seen corresponding path program 1 times [2024-10-18 09:47:12,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:12,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:12,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:13,308 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:13,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:14,019 INFO L85 PathProgramCache]: Analyzing trace with hash 847957370, now seen corresponding path program 1 times [2024-10-18 09:47:14,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:14,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:14,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:14,376 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:14,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:15,008 INFO L85 PathProgramCache]: Analyzing trace with hash 847957373, now seen corresponding path program 1 times [2024-10-18 09:47:15,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:15,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:15,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:15,362 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:15,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:16,047 INFO L85 PathProgramCache]: Analyzing trace with hash 516865417, now seen corresponding path program 1 times [2024-10-18 09:47:16,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:16,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:16,074 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:16,393 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:16,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:16,975 INFO L85 PathProgramCache]: Analyzing trace with hash 516865420, now seen corresponding path program 1 times [2024-10-18 09:47:16,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:16,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:17,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:17,327 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:17,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:18,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1157050621, now seen corresponding path program 1 times [2024-10-18 09:47:18,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:18,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:18,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:18,405 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:18,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:19,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1157050618, now seen corresponding path program 1 times [2024-10-18 09:47:19,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:19,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:19,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:19,709 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:19,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:20,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1508840520, now seen corresponding path program 1 times [2024-10-18 09:47:20,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:20,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:20,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:20,608 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:20,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:21,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1508840517, now seen corresponding path program 1 times [2024-10-18 09:47:21,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:21,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:21,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:21,602 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:21,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:22,205 INFO L85 PathProgramCache]: Analyzing trace with hash 470574412, now seen corresponding path program 1 times [2024-10-18 09:47:22,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:22,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:22,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:22,664 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:22,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:23,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1702895103, now seen corresponding path program 1 times [2024-10-18 09:47:23,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:23,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:23,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:23,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-18 09:47:23,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=651, Unknown=0, NotChecked=0, Total=870 [2024-10-18 09:47:23,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:47:23,898 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 09:47:23,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.7333333333333334) internal successors, (82), 29 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 09:47:23,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:23,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:23,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:47:23,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 09:47:23,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 09:47:23,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:47:24,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:24,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:24,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:47:24,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 09:47:24,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 09:47:24,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 09:47:24,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-18 09:47:24,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable50,SelfDestructingSolverStorable72,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59,SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-10-18 09:47:24,232 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:47:24,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:47:24,232 INFO L85 PathProgramCache]: Analyzing trace with hash -787723289, now seen corresponding path program 5 times [2024-10-18 09:47:24,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:47:24,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486076167] [2024-10-18 09:47:24,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:24,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:47:24,469 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 24 proven. 28 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-18 09:47:24,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:47:24,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486076167] [2024-10-18 09:47:24,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486076167] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 09:47:24,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105326035] [2024-10-18 09:47:24,470 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 09:47:24,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 09:47:24,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:47:24,471 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 09:47:24,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-18 09:47:25,125 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2024-10-18 09:47:25,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 09:47:25,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-18 09:47:25,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 09:47:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-10-18 09:47:25,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 09:47:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-10-18 09:47:25,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [105326035] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 09:47:25,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 09:47:25,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 7] total 30 [2024-10-18 09:47:25,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052826810] [2024-10-18 09:47:25,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 09:47:25,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-18 09:47:25,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 09:47:25,609 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:25,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:26,323 INFO L85 PathProgramCache]: Analyzing trace with hash 903578034, now seen corresponding path program 1 times [2024-10-18 09:47:26,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:26,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:26,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:26,713 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:26,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:27,371 INFO L85 PathProgramCache]: Analyzing trace with hash 903578037, now seen corresponding path program 1 times [2024-10-18 09:47:27,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:27,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:27,386 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:27,681 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:27,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:28,578 INFO L85 PathProgramCache]: Analyzing trace with hash -2053863359, now seen corresponding path program 1 times [2024-10-18 09:47:28,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:28,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:28,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:28,935 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:28,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:29,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2053863356, now seen corresponding path program 1 times [2024-10-18 09:47:29,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:29,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:29,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:29,911 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:29,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:30,679 INFO L85 PathProgramCache]: Analyzing trace with hash 754734534, now seen corresponding path program 1 times [2024-10-18 09:47:30,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:30,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:30,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:31,007 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:31,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:31,741 INFO L85 PathProgramCache]: Analyzing trace with hash 754734537, now seen corresponding path program 1 times [2024-10-18 09:47:31,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:31,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:31,757 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:32,058 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:32,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:32,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1921923210, now seen corresponding path program 1 times [2024-10-18 09:47:32,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:32,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:32,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:32,965 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:32,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:33,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1921923213, now seen corresponding path program 1 times [2024-10-18 09:47:33,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:33,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:33,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:33,701 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:33,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:34,481 INFO L85 PathProgramCache]: Analyzing trace with hash -549933554, now seen corresponding path program 1 times [2024-10-18 09:47:34,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:34,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:34,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:34,852 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:34,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:35,474 INFO L85 PathProgramCache]: Analyzing trace with hash -549933551, now seen corresponding path program 1 times [2024-10-18 09:47:35,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:35,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:35,501 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:35,802 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:35,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:36,809 INFO L85 PathProgramCache]: Analyzing trace with hash 131917693, now seen corresponding path program 1 times [2024-10-18 09:47:36,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:36,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:36,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:37,169 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:37,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:37,666 INFO L85 PathProgramCache]: Analyzing trace with hash 131917696, now seen corresponding path program 1 times [2024-10-18 09:47:37,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:37,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:37,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:38,020 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:38,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:39,110 INFO L85 PathProgramCache]: Analyzing trace with hash -205530217, now seen corresponding path program 1 times [2024-10-18 09:47:39,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:39,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:39,139 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:39,461 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:39,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:40,428 INFO L85 PathProgramCache]: Analyzing trace with hash -205530214, now seen corresponding path program 1 times [2024-10-18 09:47:40,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:40,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:40,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:40,776 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:40,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:41,694 INFO L85 PathProgramCache]: Analyzing trace with hash -2076480891, now seen corresponding path program 1 times [2024-10-18 09:47:41,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:41,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:41,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:42,049 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:42,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:42,643 INFO L85 PathProgramCache]: Analyzing trace with hash -2076480888, now seen corresponding path program 1 times [2024-10-18 09:47:42,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:42,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:42,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:42,998 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:42,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:43,483 INFO L85 PathProgramCache]: Analyzing trace with hash 53589962, now seen corresponding path program 1 times [2024-10-18 09:47:43,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:43,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:43,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:43,874 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:43,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:44,442 INFO L85 PathProgramCache]: Analyzing trace with hash 53589965, now seen corresponding path program 1 times [2024-10-18 09:47:44,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:44,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:44,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:44,801 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:44,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:45,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1661276878, now seen corresponding path program 1 times [2024-10-18 09:47:45,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:45,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:45,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:45,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:45,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:46,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1661276881, now seen corresponding path program 1 times [2024-10-18 09:47:46,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:46,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:46,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:46,863 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:46,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:47,661 INFO L85 PathProgramCache]: Analyzing trace with hash -40036551, now seen corresponding path program 1 times [2024-10-18 09:47:47,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:47,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:47,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:48,031 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:48,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:49,116 INFO L85 PathProgramCache]: Analyzing trace with hash -40036548, now seen corresponding path program 1 times [2024-10-18 09:47:49,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:49,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:49,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:49,485 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:49,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:50,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1241145385, now seen corresponding path program 1 times [2024-10-18 09:47:50,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:50,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:50,350 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:50,727 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:50,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:51,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1241145382, now seen corresponding path program 1 times [2024-10-18 09:47:51,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:51,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:51,426 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:51,754 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:51,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:52,294 INFO L85 PathProgramCache]: Analyzing trace with hash 179186369, now seen corresponding path program 1 times [2024-10-18 09:47:52,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:52,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:52,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:52,685 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 09:47:52,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 287 treesize of output 189 [2024-10-18 09:47:53,327 INFO L85 PathProgramCache]: Analyzing trace with hash 179186372, now seen corresponding path program 1 times [2024-10-18 09:47:53,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:53,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:53,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 09:47:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 09:47:53,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-18 09:47:53,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-10-18 09:47:53,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:47:53,933 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 09:47:53,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.966666666666667) internal successors, (89), 30 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 09:47:53,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:53,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:53,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:47:53,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 09:47:53,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 09:47:53,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 09:47:53,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 09:47:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 09:47:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 09:47:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 09:47:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 09:47:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 09:47:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-10-18 09:47:57,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-18 09:47:58,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable73,SelfDestructingSolverStorable95,SelfDestructingSolverStorable74,SelfDestructingSolverStorable96,SelfDestructingSolverStorable75,SelfDestructingSolverStorable97,SelfDestructingSolverStorable76,SelfDestructingSolverStorable98,SelfDestructingSolverStorable77,SelfDestructingSolverStorable99,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79,SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-10-18 09:47:58,068 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 09:47:58,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 09:47:58,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1189814494, now seen corresponding path program 6 times [2024-10-18 09:47:58,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 09:47:58,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905718020] [2024-10-18 09:47:58,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 09:47:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 09:47:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 09:48:02,750 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-18 09:48:02,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 09:48:02,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905718020] [2024-10-18 09:48:02,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905718020] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 09:48:02,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629300920] [2024-10-18 09:48:02,750 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-18 09:48:02,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 09:48:02,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 09:48:02,752 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 09:48:02,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-18 09:48:03,128 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-10-18 09:48:03,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 09:48:03,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 151 conjuncts are in the unsatisfiable core [2024-10-18 09:48:03,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 09:48:03,990 INFO L349 Elim1Store]: treesize reduction 28, result has 52.5 percent of original size [2024-10-18 09:48:03,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 46 [2024-10-18 09:48:04,328 INFO L349 Elim1Store]: treesize reduction 52, result has 37.3 percent of original size [2024-10-18 09:48:04,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 117 treesize of output 112 [2024-10-18 09:48:05,019 INFO L349 Elim1Store]: treesize reduction 76, result has 29.0 percent of original size [2024-10-18 09:48:05,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 3 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 30 case distinctions, treesize of input 275 treesize of output 207 [2024-10-18 09:48:05,908 INFO L349 Elim1Store]: treesize reduction 100, result has 23.7 percent of original size [2024-10-18 09:48:05,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 6 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 57 case distinctions, treesize of input 343 treesize of output 244 [2024-10-18 09:48:06,932 INFO L349 Elim1Store]: treesize reduction 8, result has 92.4 percent of original size [2024-10-18 09:48:06,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 14 select indices, 14 select index equivalence classes, 10 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 407 treesize of output 259 [2024-10-18 09:48:07,296 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-10-18 09:48:07,296 INFO L311 TraceCheckSpWp]: Computing backward predicates...