./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac02a57e98f6481647f49b84c91fda6d0505e35fbffb37ed6b508f20e911a1af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:17,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:17,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:12:17,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:17,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:17,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:17,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:17,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:17,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:17,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:17,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:17,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:17,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:17,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:17,338 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:17,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:17,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:17,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:17,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:17,341 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:17,341 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:17,342 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:17,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:17,343 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:17,344 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:17,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:17,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:17,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:17,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:17,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:17,349 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:17,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:17,349 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:17,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:17,350 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:17,350 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac02a57e98f6481647f49b84c91fda6d0505e35fbffb37ed6b508f20e911a1af [2023-11-24 22:12:17,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:17,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:17,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:17,673 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:17,673 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:17,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c [2023-11-24 22:12:20,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:21,148 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:21,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c [2023-11-24 22:12:21,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data/7511ec07a/f792e0288b174dbeadcfbfa21d572db1/FLAG6f31d394e [2023-11-24 22:12:21,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data/7511ec07a/f792e0288b174dbeadcfbfa21d572db1 [2023-11-24 22:12:21,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:21,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:21,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:21,183 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:21,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:21,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dcb0536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21, skipping insertion in model container [2023-11-24 22:12:21,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,218 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:21,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:21,428 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:21,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:21,467 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:21,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21 WrapperNode [2023-11-24 22:12:21,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:21,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:21,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:21,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:21,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,518 INFO L138 Inliner]: procedures = 16, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2023-11-24 22:12:21,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:21,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:21,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:21,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:21,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:21,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:21,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:21,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:21,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:21" (1/1) ... [2023-11-24 22:12:21,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:21,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:21,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:21,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:21,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:21,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:21,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:21,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:21,648 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_40_0 [2023-11-24 22:12:21,648 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_40_0 [2023-11-24 22:12:21,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:21,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:21,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:12:21,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:12:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:21,780 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:21,782 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:22,278 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:22,328 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:22,328 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:12:22,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:22 BoogieIcfgContainer [2023-11-24 22:12:22,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:22,331 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:22,331 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:22,355 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:22,357 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:22" (1/1) ... [2023-11-24 22:12:22,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-11-24 22:12:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-11-24 22:12:22,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:12:22,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:22,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:23,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 127 states and 134 transitions. [2023-11-24 22:12:23,381 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 134 transitions. [2023-11-24 22:12:23,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:23,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:23,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 128 states and 135 transitions. [2023-11-24 22:12:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 135 transitions. [2023-11-24 22:12:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:23,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:23,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 129 states and 136 transitions. [2023-11-24 22:12:23,841 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 136 transitions. [2023-11-24 22:12:23,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:23,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:23,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 128 states and 135 transitions. [2023-11-24 22:12:23,959 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 135 transitions. [2023-11-24 22:12:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:23,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 133 states and 143 transitions. [2023-11-24 22:12:24,695 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 143 transitions. [2023-11-24 22:12:24,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:12:24,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 136 states and 147 transitions. [2023-11-24 22:12:25,323 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-11-24 22:12:25,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:12:25,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 138 states and 151 transitions. [2023-11-24 22:12:25,854 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 151 transitions. [2023-11-24 22:12:25,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:25,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 141 states and 156 transitions. [2023-11-24 22:12:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 156 transitions. [2023-11-24 22:12:26,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:12:26,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:26,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:26,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:12:26,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:26,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2023-11-24 22:12:26,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 17 [2023-11-24 22:12:26,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-24 22:12:26,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-24 22:12:26,849 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:26,852 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2023-11-24 22:12:26,861 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:26,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-24 22:12:26,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:26,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:26,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2023-11-24 22:12:26,924 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:26,927 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2023-11-24 22:12:26,935 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:26,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:26,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2023-11-24 22:12:26,989 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:26,990 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:26,991 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:27,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:27,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-24 22:12:27,011 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:27,012 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:27,025 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-24 22:12:27,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 16 [2023-11-24 22:12:27,029 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:12:27,039 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-24 22:12:27,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 21 [2023-11-24 22:12:27,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:27,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-24 22:12:27,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2023-11-24 22:12:27,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:29,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 156 states and 192 transitions. [2023-11-24 22:12:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2023-11-24 22:12:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:12:29,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:30,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:30,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:12:30,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:30,098 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-24 22:12:30,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2023-11-24 22:12:30,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 24 [2023-11-24 22:12:30,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:30,129 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2023-11-24 22:12:30,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 33 [2023-11-24 22:12:30,166 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-24 22:12:30,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 21 [2023-11-24 22:12:30,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:30,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2023-11-24 22:12:30,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:30,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:30,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2023-11-24 22:12:30,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:30,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 157 states and 193 transitions. [2023-11-24 22:12:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 193 transitions. [2023-11-24 22:12:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:12:30,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:30,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:31,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 22:12:31,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:31,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 48 [2023-11-24 22:12:31,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2023-11-24 22:12:31,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 26 [2023-11-24 22:12:31,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-24 22:12:31,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-24 22:12:31,121 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,121 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2023-11-24 22:12:31,126 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 48 [2023-11-24 22:12:31,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2023-11-24 22:12:31,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 26 [2023-11-24 22:12:31,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,166 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-24 22:12:31,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 22:12:31,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 66 [2023-11-24 22:12:31,185 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,186 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2023-11-24 22:12:31,195 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-24 22:12:31,207 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,208 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2023-11-24 22:12:31,215 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2023-11-24 22:12:31,227 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,228 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2023-11-24 22:12:31,235 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 48 [2023-11-24 22:12:31,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 48 [2023-11-24 22:12:31,263 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,264 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2023-11-24 22:12:31,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2023-11-24 22:12:31,280 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2023-11-24 22:12:31,295 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,296 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2023-11-24 22:12:31,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 86 [2023-11-24 22:12:31,311 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-24 22:12:31,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 23 [2023-11-24 22:12:31,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,342 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-24 22:12:31,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 22:12:31,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 18 [2023-11-24 22:12:31,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,359 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-24 22:12:31,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 22:12:31,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2023-11-24 22:12:31,371 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,372 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-24 22:12:31,380 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,384 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,385 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2023-11-24 22:12:31,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2023-11-24 22:12:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,420 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 1 [2023-11-24 22:12:31,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,429 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,438 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,449 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,469 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 1 [2023-11-24 22:12:31,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,478 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,491 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,503 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-24 22:12:31,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 23 [2023-11-24 22:12:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:31,529 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,534 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2023-11-24 22:12:31,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2023-11-24 22:12:31,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 61 [2023-11-24 22:12:31,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 29 [2023-11-24 22:12:31,577 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,577 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-24 22:12:31,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-24 22:12:31,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:31,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 43 [2023-11-24 22:12:31,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-11-24 22:12:31,603 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,604 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2023-11-24 22:12:31,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2023-11-24 22:12:31,614 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2023-11-24 22:12:31,627 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,628 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2023-11-24 22:12:31,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2023-11-24 22:12:31,645 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:31,645 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-24 22:12:31,651 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,670 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 1 [2023-11-24 22:12:31,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,679 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,688 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,697 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,723 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 1 [2023-11-24 22:12:31,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,732 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,743 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,783 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 43 [2023-11-24 22:12:31,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-11-24 22:12:31,804 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,827 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 1 [2023-11-24 22:12:31,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,837 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,846 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,859 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2023-11-24 22:12:31,870 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,875 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 23 [2023-11-24 22:12:31,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:31,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-24 22:12:31,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 20 [2023-11-24 22:12:31,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,908 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-24 22:12:31,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 1 [2023-11-24 22:12:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,927 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 1 [2023-11-24 22:12:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,937 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,946 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,956 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-24 22:12:31,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 1 [2023-11-24 22:12:31,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 43 [2023-11-24 22:12:31,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-11-24 22:12:31,975 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:31,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 8 [2023-11-24 22:12:31,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:31,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:32,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 178 states and 258 transitions. [2023-11-24 22:12:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 258 transitions. [2023-11-24 22:12:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:12:36,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:36,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:37,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:12:37,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:37,056 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-24 22:12:37,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-24 22:12:37,069 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,070 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2023-11-24 22:12:37,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,085 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,086 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2023-11-24 22:12:37,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-24 22:12:37,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-24 22:12:37,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2023-11-24 22:12:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 25 [2023-11-24 22:12:37,148 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,149 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-24 22:12:37,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-24 22:12:37,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-24 22:12:37,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,170 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 36 treesize of output 17 [2023-11-24 22:12:37,173 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,173 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-11-24 22:12:37,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-24 22:12:37,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 8 [2023-11-24 22:12:37,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,205 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 8 [2023-11-24 22:12:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-24 22:12:37,222 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,223 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2023-11-24 22:12:37,228 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:37,231 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,232 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2023-11-24 22:12:37,237 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:37,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,244 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 8 [2023-11-24 22:12:37,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2023-11-24 22:12:37,261 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,262 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2023-11-24 22:12:37,268 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:37,272 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,273 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2023-11-24 22:12:37,280 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:37,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-24 22:12:37,290 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,291 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2023-11-24 22:12:37,295 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:37,299 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,300 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2023-11-24 22:12:37,305 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:37,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-24 22:12:37,319 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:37,320 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2023-11-24 22:12:37,326 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-24 22:12:37,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2023-11-24 22:12:37,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 17 [2023-11-24 22:12:37,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2023-11-24 22:12:37,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2023-11-24 22:12:37,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 25 [2023-11-24 22:12:37,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2023-11-24 22:12:37,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-24 22:12:37,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-24 22:12:37,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2023-11-24 22:12:37,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2023-11-24 22:12:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:37,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-24 22:12:37,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:12:37,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:12:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:38,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:38,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 179 states and 259 transitions. [2023-11-24 22:12:38,594 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 259 transitions. [2023-11-24 22:12:38,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:12:38,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:38,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:38,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:12:38,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:38,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 47 [2023-11-24 22:12:39,020 INFO L349 Elim1Store]: treesize reduction 222, result has 34.5 percent of original size [2023-11-24 22:12:39,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 7 new quantified variables, introduced 16 case distinctions, treesize of input 356 treesize of output 483 [2023-11-24 22:12:39,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-24 22:12:39,217 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:39,219 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2023-11-24 22:12:39,432 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:39,433 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2023-11-24 22:12:39,575 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:39,576 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2023-11-24 22:12:39,689 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:39,690 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2023-11-24 22:12:39,771 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:39,772 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2023-11-24 22:12:39,882 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:39,884 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2023-11-24 22:12:40,023 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:12:40,024 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2023-11-24 22:12:40,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 91 [2023-11-24 22:12:40,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 88 [2023-11-24 22:12:40,754 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:470) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:12:40,758 INFO L158 Benchmark]: Toolchain (without parser) took 19578.20ms. Allocated memory was 155.2MB in the beginning and 276.8MB in the end (delta: 121.6MB). Free memory was 110.3MB in the beginning and 141.2MB in the end (delta: -30.9MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. [2023-11-24 22:12:40,758 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:40,758 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.72ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 98.9MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:12:40,759 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.11ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 96.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:40,759 INFO L158 Benchmark]: Boogie Preprocessor took 33.73ms. Allocated memory is still 155.2MB. Free memory was 96.8MB in the beginning and 95.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:40,760 INFO L158 Benchmark]: RCFGBuilder took 765.13ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 72.2MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:40,760 INFO L158 Benchmark]: CodeCheck took 18425.92ms. Allocated memory was 155.2MB in the beginning and 276.8MB in the end (delta: 121.6MB). Free memory was 72.2MB in the beginning and 141.2MB in the end (delta: -69.0MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:40,762 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:150) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.72ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 98.9MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.11ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 96.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.73ms. Allocated memory is still 155.2MB. Free memory was 96.8MB in the beginning and 95.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 765.13ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 72.2MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 18425.92ms. Allocated memory was 155.2MB in the beginning and 276.8MB in the end (delta: 121.6MB). Free memory was 72.2MB in the beginning and 141.2MB in the end (delta: -69.0MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:40,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac02a57e98f6481647f49b84c91fda6d0505e35fbffb37ed6b508f20e911a1af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:43,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:43,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:12:43,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:43,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:43,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:43,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:43,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:43,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:43,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:43,758 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:43,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:43,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:43,761 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:43,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:43,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:43,762 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:12:43,763 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:12:43,763 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:43,764 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:12:43,765 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:43,765 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:43,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:43,766 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:43,767 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:43,767 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:43,768 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:43,768 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:43,769 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:43,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:43,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:43,771 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:43,771 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:43,772 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:43,772 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:12:43,772 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:43,773 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:43,773 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:12:43,773 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:43,774 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac02a57e98f6481647f49b84c91fda6d0505e35fbffb37ed6b508f20e911a1af [2023-11-24 22:12:44,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:44,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:44,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:44,250 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:44,250 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:44,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c [2023-11-24 22:12:47,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:47,657 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:47,657 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/sv-benchmarks/c/recursified_nla-digbench/recursified_sqrt1-ll.c [2023-11-24 22:12:47,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data/8e7318257/839f68e752e14b549467218190ee7b18/FLAG81da8b0db [2023-11-24 22:12:47,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/data/8e7318257/839f68e752e14b549467218190ee7b18 [2023-11-24 22:12:47,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:47,699 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:47,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:47,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:47,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:47,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:47" (1/1) ... [2023-11-24 22:12:47,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@500e9ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:47, skipping insertion in model container [2023-11-24 22:12:47,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:47" (1/1) ... [2023-11-24 22:12:47,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:48,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:48,026 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:48,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:48,109 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:48,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48 WrapperNode [2023-11-24 22:12:48,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:48,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:48,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:48,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:48,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,183 INFO L138 Inliner]: procedures = 20, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2023-11-24 22:12:48,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:48,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:48,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:48,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:48,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:48,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:48,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:48,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:48,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:48,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:48,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:48,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:48,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:12:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-24 22:12:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:12:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_40_0 [2023-11-24 22:12:48,370 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_40_0 [2023-11-24 22:12:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:48,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-24 22:12:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:12:48,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:12:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:12:48,539 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:48,544 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:14,165 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:14,261 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:14,262 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:13:14,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:14 BoogieIcfgContainer [2023-11-24 22:13:14,265 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:14,266 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:14,266 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:14,280 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:14,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:14" (1/1) ... [2023-11-24 22:13:14,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-11-24 22:13:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-11-24 22:13:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:13:14,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:13:14,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:13:14,405 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:13:14,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bfb1f5-5627-466f-9f95-565663846951/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:13:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,631 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:13:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 22:13:14,705 INFO L285 TraceCheckSpWp]: Computing forward predicates...