./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC --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 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:40,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:40,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:27:40,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:40,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:40,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:40,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:40,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:40,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:40,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:40,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:40,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:40,806 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:27:40,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:40,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:27:40,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:40,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:40,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:40,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:40,811 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:27:40,812 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:40,814 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:27:40,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:40,816 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:40,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:40,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:40,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:40,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:40,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:40,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:40,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:40,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:40,822 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:40,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:40,822 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:40,823 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_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e4188e08c3f48775d359529becc8db180857d5f7b1b125f480e88f6efe9d6c3 [2023-11-23 20:27:41,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:41,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:41,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:41,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:41,103 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:41,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c [2023-11-23 20:27:44,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:44,645 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:44,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/sv-benchmarks/c/recursified_nla-digbench/recursified_geo2-ll.c [2023-11-23 20:27:44,656 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/data/f46847210/4b4777bb85eb43e982826d4920e50d58/FLAGa140f4200 [2023-11-23 20:27:44,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/data/f46847210/4b4777bb85eb43e982826d4920e50d58 [2023-11-23 20:27:44,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:44,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:44,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:44,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:44,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:44,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:44,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c92d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44, skipping insertion in model container [2023-11-23 20:27:44,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:44,721 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:44,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:44,952 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:44,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:44,993 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:44,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44 WrapperNode [2023-11-23 20:27:44,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:44,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:44,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:44,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:45,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,036 INFO L138 Inliner]: procedures = 16, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-23 20:27:45,037 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:45,038 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:45,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:45,038 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:45,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,052 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:45,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:45,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:45,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:45,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:45,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:45,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:45,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f393554-0e42-4bad-ac15-8f01d33eeba2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:45,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:45,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:45,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:45,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:27:45,154 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_38_0 [2023-11-23 20:27:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_38_0 [2023-11-23 20:27:45,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:45,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:27:45,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:27:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:27:45,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:45,243 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:45,246 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:45,702 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:45,758 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:45,758 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:27:45,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:45 BoogieIcfgContainer [2023-11-23 20:27:45,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:45,761 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:45,761 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:45,772 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:45,772 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:45" (1/1) ... [2023-11-23 20:27:45,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:27:45,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:45,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2023-11-23 20:27:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2023-11-23 20:27:45,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:27:45,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:45,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:46,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-23 20:27:46,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:46,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,304 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 30 [2023-11-23 20:27:46,351 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-23 20:27:46,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 34 [2023-11-23 20:27:46,365 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 25 treesize of output 23 [2023-11-23 20:27:46,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,399 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 35 [2023-11-23 20:27:46,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,434 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-23 20:27:46,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2023-11-23 20:27:46,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2023-11-23 20:27:46,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 12 [2023-11-23 20:27:46,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:46,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 79 transitions. [2023-11-23 20:27:46,753 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-11-23 20:27:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:27:46,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:46,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:46,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-23 20:27:46,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:46,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:46,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 37 [2023-11-23 20:27:46,981 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-23 20:27:46,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-23 20:27:47,004 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 30 treesize of output 31 [2023-11-23 20:27:47,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 29 treesize of output 13 [2023-11-23 20:27:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:48,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 87 transitions. [2023-11-23 20:27:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2023-11-23 20:27:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:27:48,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:48,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:48,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:27:48,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:48,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:49,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 80 states and 89 transitions. [2023-11-23 20:27:49,256 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2023-11-23 20:27:49,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:27:49,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:49,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:49,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-23 20:27:49,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:49,448 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 43 treesize of output 35 [2023-11-23 20:27:49,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2023-11-23 20:27:49,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:49,505 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-23 20:27:49,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2023-11-23 20:27:49,519 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 [2023-11-23 20:27:49,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 10 [2023-11-23 20:27:49,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:50,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 82 states and 92 transitions. [2023-11-23 20:27:50,231 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2023-11-23 20:27:50,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:27:50,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:50,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:50,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 20:27:50,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:50,345 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:27:50,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 11 [2023-11-23 20:27:50,387 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 12 treesize of output 1 [2023-11-23 20:27:50,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 19 treesize of output 15 [2023-11-23 20:27:50,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-23 20:27:50,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 8 [2023-11-23 20:27:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-23 20:27:50,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:27:50,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,539 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 [2023-11-23 20:27:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:27:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2023-11-23 20:27:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,593 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 [2023-11-23 20:27:50,607 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-23 20:27:50,607 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 1 case distinctions, treesize of input 22 treesize of output 22 [2023-11-23 20:27:50,610 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:27:50,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-23 20:27:50,621 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:27:50,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,640 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 21 treesize of output 21 [2023-11-23 20:27:50,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,656 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 [2023-11-23 20:27:50,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,673 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-23 20:27:50,673 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 [2023-11-23 20:27:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:27:50,710 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 [2023-11-23 20:27:50,723 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 27 treesize of output 30 [2023-11-23 20:27:50,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,732 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 21 treesize of output 21 [2023-11-23 20:27:50,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:27:50,751 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 [2023-11-23 20:27:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-23 20:27:50,793 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 32 treesize of output 35 [2023-11-23 20:27:50,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-23 20:27:50,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 19 treesize of output 15 [2023-11-23 20:27:50,847 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-23 20:27:50,847 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 1 case distinctions, treesize of input 22 treesize of output 22 [2023-11-23 20:27:50,850 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:27:50,856 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:27:50,866 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 27 treesize of output 30 [2023-11-23 20:27:50,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,874 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 21 treesize of output 21 [2023-11-23 20:27:50,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,887 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 [2023-11-23 20:27:50,900 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 27 treesize of output 30 [2023-11-23 20:27:50,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,909 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 21 treesize of output 21 [2023-11-23 20:27:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:27:50,930 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 [2023-11-23 20:27:50,948 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 27 treesize of output 30 [2023-11-23 20:27:50,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,957 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 21 treesize of output 21 [2023-11-23 20:27:50,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:27:50,975 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 [2023-11-23 20:27:50,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:50,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:51,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-23 20:27:51,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:51,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:51,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:51,023 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 21 treesize of output 21 [2023-11-23 20:27:51,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:51,040 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 [2023-11-23 20:27:51,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:51,059 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-23 20:27:51,060 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 [2023-11-23 20:27:51,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:51,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:27:51,080 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 [2023-11-23 20:27:51,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:27:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 98 transitions. [2023-11-23 20:27:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2023-11-23 20:27:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:27:52,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:52,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:52,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 20:27:52,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:52,532 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 43 treesize of output 35 [2023-11-23 20:27:52,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:52,562 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-23 20:27:52,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1035 treesize of output 999 [2023-11-23 20:27:52,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:52,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:52,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:52,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:52,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2023-11-23 20:27:52,644 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 [2023-11-23 20:27:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 106 transitions. [2023-11-23 20:27:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2023-11-23 20:27:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:27:54,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:54,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:54,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-23 20:27:54,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:54,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 67 [2023-11-23 20:27:54,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,222 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 67 treesize of output 56 [2023-11-23 20:27:54,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:54,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2023-11-23 20:27:54,255 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 [2023-11-23 20:27:54,264 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2023-11-23 20:27:54,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2023-11-23 20:27:54,276 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 17 treesize of output 13 [2023-11-23 20:27:54,283 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 [2023-11-23 20:27:54,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 31 treesize of output 15 [2023-11-23 20:27:54,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:59,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 100 states and 124 transitions. [2023-11-23 20:27:59,244 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 124 transitions. [2023-11-23 20:27:59,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:27:59,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:59,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:59,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-23 20:27:59,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:59,346 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:27:59,359 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:27:59,365 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:27:59,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 66 [2023-11-23 20:27:59,399 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:27:59,400 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-23 20:27:59,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 26 [2023-11-23 20:27:59,428 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 9 treesize of output 7 [2023-11-23 20:27:59,431 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 [2023-11-23 20:27:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:27:59,472 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 20:27:59,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 33 [2023-11-23 20:27:59,483 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:27:59,489 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:27:59,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 10 [2023-11-23 20:28:00,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 107 states and 137 transitions. [2023-11-23 20:28:03,285 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2023-11-23 20:28:03,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:28:03,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:03,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:03,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-23 20:28:03,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:03,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:28:03,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:28:03,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:28:03,380 INFO L190 IndexEqualityManager]: detected not equals via solver