/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 02:38:57,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 02:38:57,509 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 02:38:57,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 02:38:57,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 02:38:57,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 02:38:57,539 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 02:38:57,540 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 02:38:57,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 02:38:57,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 02:38:57,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 02:38:57,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 02:38:57,545 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 02:38:57,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 02:38:57,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 02:38:57,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 02:38:57,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 02:38:57,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 02:38:57,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 02:38:57,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 02:38:57,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 02:38:57,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 02:38:57,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 02:38:57,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 02:38:57,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 02:38:57,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 02:38:57,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 02:38:57,550 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 02:38:57,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 02:38:57,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 02:38:57,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 02:38:57,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 02:38:57,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 02:38:57,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 02:38:57,551 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 02:38:57,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 02:38:57,551 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 02:38:57,551 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 02:38:57,551 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 02:38:57,551 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 02:38:57,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 02:38:57,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 02:38:57,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 02:38:57,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 02:38:57,757 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 02:38:57,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2024-04-06 02:38:58,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 02:38:58,875 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 02:38:58,875 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2024-04-06 02:38:58,883 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e6ce77f2d/576e03f7e8cb4e4d8835db7536524bf1/FLAG6f19ed0f7 [2024-04-06 02:38:58,893 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e6ce77f2d/576e03f7e8cb4e4d8835db7536524bf1 [2024-04-06 02:38:58,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 02:38:58,896 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 02:38:58,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 02:38:58,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 02:38:58,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 02:38:58,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:38:58" (1/1) ... [2024-04-06 02:38:58,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@723ebb72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:58, skipping insertion in model container [2024-04-06 02:38:58,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:38:58" (1/1) ... [2024-04-06 02:38:58,925 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 02:38:59,049 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c[3271,3284] [2024-04-06 02:38:59,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 02:38:59,061 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 02:38:59,090 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c[3271,3284] [2024-04-06 02:38:59,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 02:38:59,097 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 02:38:59,098 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 02:38:59,103 INFO L206 MainTranslator]: Completed translation [2024-04-06 02:38:59,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59 WrapperNode [2024-04-06 02:38:59,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 02:38:59,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 02:38:59,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 02:38:59,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 02:38:59,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,131 INFO L138 Inliner]: procedures = 27, calls = 75, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 178 [2024-04-06 02:38:59,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 02:38:59,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 02:38:59,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 02:38:59,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 02:38:59,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 02:38:59,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 02:38:59,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 02:38:59,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 02:38:59,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (1/1) ... [2024-04-06 02:38:59,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 02:38:59,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 02:38:59,192 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) [2024-04-06 02:38:59,199 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 [2024-04-06 02:38:59,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 02:38:59,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 02:38:59,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 02:38:59,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 02:38:59,232 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 02:38:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 02:38:59,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 02:38:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 02:38:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 02:38:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 02:38:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-06 02:38:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-06 02:38:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 02:38:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-04-06 02:38:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-04-06 02:38:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-06 02:38:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-06 02:38:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-06 02:38:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 02:38:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 02:38:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 02:38:59,258 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 02:38:59,363 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 02:38:59,366 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 02:38:59,633 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 02:38:59,710 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 02:38:59,711 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-04-06 02:38:59,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:38:59 BoogieIcfgContainer [2024-04-06 02:38:59,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 02:38:59,715 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 02:38:59,715 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 02:38:59,718 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 02:38:59,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 02:38:58" (1/3) ... [2024-04-06 02:38:59,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4034c13e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:38:59, skipping insertion in model container [2024-04-06 02:38:59,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:38:59" (2/3) ... [2024-04-06 02:38:59,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4034c13e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:38:59, skipping insertion in model container [2024-04-06 02:38:59,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:38:59" (3/3) ... [2024-04-06 02:38:59,719 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-min-max-inc-dec.wvr.c [2024-04-06 02:38:59,725 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 02:38:59,732 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 02:38:59,732 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 02:38:59,732 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 02:38:59,811 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-04-06 02:38:59,850 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 02:38:59,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 02:38:59,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 02:38:59,853 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) [2024-04-06 02:38:59,862 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 [2024-04-06 02:38:59,883 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 02:38:59,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 02:38:59,899 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 02:38:59,905 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@76fd5a2d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-06 02:38:59,906 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-04-06 02:39:03,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2024-04-06 02:39:03,015 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:03,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 38 [2024-04-06 02:39:03,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1061090093, now seen corresponding path program 1 times [2024-04-06 02:39:03,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:03,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-06 02:39:03,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:03,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-06 02:39:03,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 02:39:03,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-06 02:39:05,049 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:39:05,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2024-04-06 02:39:07,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1304285498, now seen corresponding path program 1 times [2024-04-06 02:39:07,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:07,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-06 02:39:07,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:07,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:07,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-06 02:39:07,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-06 02:39:07,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-04-06 02:39:08,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2024-04-06 02:39:08,979 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:08,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 38 [2024-04-06 02:39:11,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 51 [2024-04-06 02:39:11,262 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:11,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 26 [2024-04-06 02:39:11,292 INFO L85 PathProgramCache]: Analyzing trace with hash -829195215, now seen corresponding path program 1 times [2024-04-06 02:39:11,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:11,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:39:11,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:11,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:39:11,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2024-04-06 02:39:11,930 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:11,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2024-04-06 02:39:12,010 INFO L85 PathProgramCache]: Analyzing trace with hash -636901632, now seen corresponding path program 1 times [2024-04-06 02:39:12,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:12,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:12,246 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-06 02:39:12,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:12,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:12,569 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-06 02:39:12,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 60 [2024-04-06 02:39:12,891 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:12,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 29 [2024-04-06 02:39:14,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1873874990, now seen corresponding path program 2 times [2024-04-06 02:39:14,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:14,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 02:39:15,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:15,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:15,275 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 02:39:15,545 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 02:39:15,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 02:39:15,547 INFO L85 PathProgramCache]: Analyzing trace with hash -159439195, now seen corresponding path program 1 times [2024-04-06 02:39:15,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 02:39:15,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898754000] [2024-04-06 02:39:15,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:15,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 144 proven. 2 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-04-06 02:39:15,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 02:39:15,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898754000] [2024-04-06 02:39:15,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898754000] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 02:39:15,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894730366] [2024-04-06 02:39:15,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:15,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 02:39:15,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 02:39:15,898 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) [2024-04-06 02:39:15,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 02:39:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:16,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-06 02:39:16,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 02:39:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 145 proven. 1 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-04-06 02:39:16,342 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 02:39:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 145 proven. 1 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-04-06 02:39:16,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [894730366] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 02:39:16,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 02:39:16,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-04-06 02:39:16,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702692285] [2024-04-06 02:39:16,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 02:39:16,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-04-06 02:39:16,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 02:39:16,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-04-06 02:39:16,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-04-06 02:39:16,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 02:39:16,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 02:39:16,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 13.083333333333334) internal successors, (314), 24 states have internal predecessors, (314), 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) [2024-04-06 02:39:16,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 02:39:17,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 88 [2024-04-06 02:39:17,706 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:17,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 55 [2024-04-06 02:39:17,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1235966117, now seen corresponding path program 3 times [2024-04-06 02:39:17,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:17,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:18,014 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:39:18,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:18,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:18,206 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:39:18,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 02:39:18,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-06 02:39:18,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12 [2024-04-06 02:39:18,911 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-06 02:39:18,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 02:39:18,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1543240338, now seen corresponding path program 2 times [2024-04-06 02:39:18,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 02:39:18,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50301425] [2024-04-06 02:39:18,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:18,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:19,412 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 237 proven. 15 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-04-06 02:39:19,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 02:39:19,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50301425] [2024-04-06 02:39:19,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50301425] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 02:39:19,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [390046397] [2024-04-06 02:39:19,413 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 02:39:19,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 02:39:19,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 02:39:19,421 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) [2024-04-06 02:39:19,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 02:39:19,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-06 02:39:19,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 02:39:19,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-06 02:39:19,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 02:39:19,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 02:39:19,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-06 02:39:19,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-04-06 02:39:20,183 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-04-06 02:39:20,183 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-06 02:39:20,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [390046397] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 02:39:20,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-06 02:39:20,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [15] total 28 [2024-04-06 02:39:20,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704167357] [2024-04-06 02:39:20,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 02:39:20,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-06 02:39:20,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 02:39:20,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-06 02:39:20,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=690, Unknown=0, NotChecked=0, Total=756 [2024-04-06 02:39:20,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 02:39:20,186 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 02:39:20,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.0) internal successors, (165), 15 states have internal predecessors, (165), 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) [2024-04-06 02:39:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 02:39:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 02:39:21,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 51 [2024-04-06 02:39:21,571 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:21,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 26 [2024-04-06 02:39:21,659 INFO L85 PathProgramCache]: Analyzing trace with hash 863347727, now seen corresponding path program 4 times [2024-04-06 02:39:21,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:21,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:21,929 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 02:39:21,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:21,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 02:39:22,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2024-04-06 02:39:22,213 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:22,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2024-04-06 02:39:22,454 INFO L85 PathProgramCache]: Analyzing trace with hash -310007992, now seen corresponding path program 5 times [2024-04-06 02:39:22,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:22,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:22,673 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:39:22,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:22,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:22,897 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:39:23,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 88 [2024-04-06 02:39:23,380 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:23,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 55 [2024-04-06 02:39:23,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1452478595, now seen corresponding path program 6 times [2024-04-06 02:39:23,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:23,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:25,906 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:39:25,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:25,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:39:27,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2024-04-06 02:39:27,998 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:27,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 38 [2024-04-06 02:39:30,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 60 [2024-04-06 02:39:30,374 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:30,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 29 [2024-04-06 02:39:32,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1139029905, now seen corresponding path program 7 times [2024-04-06 02:39:32,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:32,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:39:34,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:34,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:35,317 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:39:35,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 60 [2024-04-06 02:39:35,606 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:35,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 29 [2024-04-06 02:39:37,812 INFO L85 PathProgramCache]: Analyzing trace with hash 498384736, now seen corresponding path program 1 times [2024-04-06 02:39:37,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:37,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 02:39:37,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:37,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:38,151 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 02:39:38,877 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:39:38,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 38 [2024-04-06 02:39:41,231 INFO L85 PathProgramCache]: Analyzing trace with hash -714433343, now seen corresponding path program 1 times [2024-04-06 02:39:41,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:41,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:39:41,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:41,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:39:42,456 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:39:42,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2024-04-06 02:39:44,819 INFO L85 PathProgramCache]: Analyzing trace with hash 93780046, now seen corresponding path program 1 times [2024-04-06 02:39:44,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:44,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 02:39:44,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 02:39:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 02:39:45,097 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:39:45,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2024-04-06 02:39:47,555 INFO L85 PathProgramCache]: Analyzing trace with hash -510006691, now seen corresponding path program 2 times [2024-04-06 02:39:47,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:47,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:47,729 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:39:47,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:47,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:39:48,202 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:39:48,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 38 [2024-04-06 02:39:50,575 INFO L85 PathProgramCache]: Analyzing trace with hash -575594856, now seen corresponding path program 1 times [2024-04-06 02:39:50,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:50,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:50,741 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:39:50,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:50,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:39:51,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49 [2024-04-06 02:39:51,904 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:51,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 24 [2024-04-06 02:39:52,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1155378558, now seen corresponding path program 2 times [2024-04-06 02:39:52,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:52,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:52,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:39:52,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:52,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:39:53,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2024-04-06 02:39:53,595 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:39:53,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2024-04-06 02:39:54,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1036007370, now seen corresponding path program 1 times [2024-04-06 02:39:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:54,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:54,745 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:39:54,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:39:54,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:39:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:39:54,865 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:40:04,257 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:40:04,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2024-04-06 02:40:06,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1719331339, now seen corresponding path program 1 times [2024-04-06 02:40:06,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:06,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:06,837 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 02:40:06,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:06,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 02:40:27,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2024-04-06 02:40:27,613 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:40:27,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 38 [2024-04-06 02:40:28,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 51 [2024-04-06 02:40:28,078 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:40:28,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 26 [2024-04-06 02:40:28,152 INFO L85 PathProgramCache]: Analyzing trace with hash -2080447388, now seen corresponding path program 1 times [2024-04-06 02:40:28,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:28,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:28,436 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 02:40:28,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:28,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:28,581 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 02:40:28,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 66 [2024-04-06 02:40:28,907 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:40:28,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 40 [2024-04-06 02:40:31,012 INFO L85 PathProgramCache]: Analyzing trace with hash -270064192, now seen corresponding path program 2 times [2024-04-06 02:40:31,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:31,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:40:32,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:32,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:32,567 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:40:34,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 47 [2024-04-06 02:40:34,031 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:40:34,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 32 [2024-04-06 02:40:34,243 INFO L85 PathProgramCache]: Analyzing trace with hash -439806985, now seen corresponding path program 3 times [2024-04-06 02:40:34,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:34,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:36,081 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:40:36,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:36,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 02:40:37,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49 [2024-04-06 02:40:37,113 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-06 02:40:37,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 24 [2024-04-06 02:40:37,177 INFO L85 PathProgramCache]: Analyzing trace with hash 551972038, now seen corresponding path program 1 times [2024-04-06 02:40:37,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:37,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:37,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:37,353 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:40:37,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:37,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:37,667 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 02:40:38,464 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:40:38,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 38 [2024-04-06 02:40:40,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1331690131, now seen corresponding path program 1 times [2024-04-06 02:40:40,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:40,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:41,182 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:40:41,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:41,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:41,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:40:41,372 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:40:41,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2024-04-06 02:40:43,617 INFO L85 PathProgramCache]: Analyzing trace with hash -849998416, now seen corresponding path program 1 times [2024-04-06 02:40:43,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:43,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:40:43,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:43,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:43,826 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:40:44,917 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:40:44,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 36 [2024-04-06 02:40:47,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1529728846, now seen corresponding path program 1 times [2024-04-06 02:40:47,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:40:47,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:47,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:40:47,577 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:40:47,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 38 [2024-04-06 02:40:49,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1293714723, now seen corresponding path program 2 times [2024-04-06 02:40:49,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:49,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:50,008 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:40:50,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:40:50,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:40:50,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:40:50,142 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 02:41:00,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 68 [2024-04-06 02:41:00,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 70 [2024-04-06 02:41:02,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1613326680, now seen corresponding path program 1 times [2024-04-06 02:41:02,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:02,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:02,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:41:02,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:02,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:41:03,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 70 [2024-04-06 02:41:03,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 68 [2024-04-06 02:41:05,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1534628790, now seen corresponding path program 1 times [2024-04-06 02:41:05,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:05,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:41:05,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:05,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 02:41:06,226 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:41:06,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1327 treesize of output 1099 [2024-04-06 02:41:06,591 INFO L85 PathProgramCache]: Analyzing trace with hash 580708579, now seen corresponding path program 1 times [2024-04-06 02:41:06,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:06,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:41:06,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:06,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:41:06,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 70 [2024-04-06 02:41:06,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 68 [2024-04-06 02:41:09,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1070312620, now seen corresponding path program 2 times [2024-04-06 02:41:09,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:09,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:41:09,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:09,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:09,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 02:41:11,180 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:41:11,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 2679 treesize of output 2227 [2024-04-06 02:41:13,596 INFO L85 PathProgramCache]: Analyzing trace with hash 444044833, now seen corresponding path program 1 times [2024-04-06 02:41:13,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:13,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 02:41:13,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 02:41:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 02:41:14,630 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:41:14,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1341 treesize of output 1113 [2024-04-06 02:41:15,019 INFO L85 PathProgramCache]: Analyzing trace with hash -123925021, now seen corresponding path program 1 times [2024-04-06 02:41:15,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:15,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:15,179 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 02:41:15,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:15,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 02:41:19,783 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-06 02:41:19,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 676 treesize of output 560 [2024-04-06 02:41:22,307 INFO L85 PathProgramCache]: Analyzing trace with hash -708017810, now seen corresponding path program 1 times [2024-04-06 02:41:22,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:22,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 02:41:22,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 02:41:22,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 02:41:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 02:41:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.