./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sqm.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 950fd5ff5cc9d2c5e3d846192e43f4963ef3abd0ec7056eb5d764989d48b2064 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:44:20,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:20,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:20,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:20,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:20,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:20,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:20,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:20,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:20,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:20,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:20,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:20,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:20,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:20,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:20,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:20,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:20,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:20,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:20,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:20,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:20,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:20,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:20,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:20,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:20,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:20,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:20,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:20,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:20,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:20,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:20,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:20,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:20,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:20,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:20,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:20,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:20,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:20,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:20,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:20,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:20,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:20,790 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:20,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:20,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:20,792 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:20,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:20,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:20,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:20,794 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:20,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:20,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:20,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:20,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:20,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:20,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:20,797 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:20,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:20,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:20,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:20,797 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:20,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:20,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:20,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:20,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:20,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:20,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:20,799 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:20,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:20,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:20,802 INFO L138 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_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 950fd5ff5cc9d2c5e3d846192e43f4963ef3abd0ec7056eb5d764989d48b2064 [2022-10-17 16:44:21,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:21,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:21,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:21,129 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:21,131 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:21,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-fpi/sqm.c [2022-10-17 16:44:21,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/data/3d5359b99/7946a1efd91c4bf9b12a9e2118435e63/FLAGf685e01c4 [2022-10-17 16:44:21,698 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:21,699 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/sv-benchmarks/c/array-fpi/sqm.c [2022-10-17 16:44:21,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/data/3d5359b99/7946a1efd91c4bf9b12a9e2118435e63/FLAGf685e01c4 [2022-10-17 16:44:22,066 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/data/3d5359b99/7946a1efd91c4bf9b12a9e2118435e63 [2022-10-17 16:44:22,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:22,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:22,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:22,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:22,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:22,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bf4452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22, skipping insertion in model container [2022-10-17 16:44:22,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:22,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:22,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/sv-benchmarks/c/array-fpi/sqm.c[586,599] [2022-10-17 16:44:22,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:22,355 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:22,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/sv-benchmarks/c/array-fpi/sqm.c[586,599] [2022-10-17 16:44:22,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:22,404 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:22,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22 WrapperNode [2022-10-17 16:44:22,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:22,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:22,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:22,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:22,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,467 INFO L138 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2022-10-17 16:44:22,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:22,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:22,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:22,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:22,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,514 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:22,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:22,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:22,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:22,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:22,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:22,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:22,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54454bd9-290f-410f-b34a-108ec9612fc9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:22,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:22,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:22,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:44:22,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:44:22,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:22,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:22,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:44:22,671 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:22,674 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:22,855 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:22,914 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:22,914 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:44:22,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:22 BoogieIcfgContainer [2022-10-17 16:44:22,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:22,919 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:22,919 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:22,930 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:22,931 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:22" (1/1) ... [2022-10-17 16:44:22,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:23,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-10-17 16:44:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-10-17 16:44:23,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:44:23,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:23,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:23,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:44:23,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:23,423 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:23,426 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:23,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:23,497 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:23,591 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:23,593 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-10-17 16:44:23,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:23,616 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:23,622 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2022-10-17 16:44:23,838 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2022-10-17 16:44:23,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:44:23,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:23,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:23,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:44:23,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:23,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:24,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 17 states and 36 transitions. [2022-10-17 16:44:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 36 transitions. [2022-10-17 16:44:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:44:24,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:24,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:24,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:44:24,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:24,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 20 states and 49 transitions. [2022-10-17 16:44:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 49 transitions. [2022-10-17 16:44:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:44:24,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:24,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:24,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 26 conjunts are in the unsatisfiable core [2022-10-17 16:44:24,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:24,815 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:24,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:24,828 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:24,869 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:24,942 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:25,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 23 states and 61 transitions. [2022-10-17 16:44:25,656 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 61 transitions. [2022-10-17 16:44:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:25,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:44:25,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:25,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:26,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:26,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 27 states and 68 transitions. [2022-10-17 16:44:26,161 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 68 transitions. [2022-10-17 16:44:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:26,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:26,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:26,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:44:26,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:26,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:27,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 30 states and 79 transitions. [2022-10-17 16:44:27,102 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 79 transitions. [2022-10-17 16:44:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:44:27,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:27,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:27,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:44:27,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:27,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:28,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 33 states and 92 transitions. [2022-10-17 16:44:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 92 transitions. [2022-10-17 16:44:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:28,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:28,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:28,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:28,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:28,282 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:28,282 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:28,293 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:28,310 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:28,331 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:28,333 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:28,388 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:28,389 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:28,393 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:28,400 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:28,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,623 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 19 [2022-10-17 16:44:28,626 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:28,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:28,680 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:28,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,690 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:28,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,727 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 85 treesize of output 26 [2022-10-17 16:44:28,790 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:28,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,801 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:28,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:28,833 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 67 treesize of output 17 [2022-10-17 16:44:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:28,962 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse1 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0))) (and (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse1 .cse2 (= |c_ULTIMATE.start_main_~i~0#1| 1))) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= |c_ULTIMATE.start_main_~i~0#1| 1))) is different from false [2022-10-17 16:44:28,968 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse1 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0))) (and (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse1 .cse2 (= |c_ULTIMATE.start_main_~i~0#1| 1))) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= |c_ULTIMATE.start_main_~i~0#1| 1)))) is different from true [2022-10-17 16:44:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:29,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 36 states and 102 transitions. [2022-10-17 16:44:29,572 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 102 transitions. [2022-10-17 16:44:29,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:29,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:29,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:29,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 43 conjunts are in the unsatisfiable core [2022-10-17 16:44:29,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:29,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:29,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:29,766 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-10-17 16:44:29,771 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 20 treesize of output 20 [2022-10-17 16:44:29,775 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:29,781 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:29,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:29,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2022-10-17 16:44:29,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:29,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:29,970 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-10-17 16:44:30,230 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 169 treesize of output 151 [2022-10-17 16:44:30,237 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:30,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 212 [2022-10-17 16:44:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 215 treesize of output 103 [2022-10-17 16:44:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:30,502 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2022-10-17 16:44:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:31,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:31,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 38 states and 108 transitions. [2022-10-17 16:44:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 108 transitions. [2022-10-17 16:44:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:31,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:31,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:32,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:44:32,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:32,131 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:32,131 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:32,141 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:32,148 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:32,181 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:32,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:32,207 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:32,208 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:32,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:32,343 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:32,413 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:32,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:32,464 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:44:32,465 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:44:32,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:44:32,489 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:32,490 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:44:32,624 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 83 [2022-10-17 16:44:32,636 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:44:32,636 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 120 [2022-10-17 16:44:32,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:44:32,680 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:32,681 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:44:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:32,718 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse1 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse1 .cse2 .cse3)) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3)) is different from false [2022-10-17 16:44:32,786 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse1 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse2 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|) (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse1 .cse2 .cse3)) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse3))) is different from true [2022-10-17 16:44:32,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:32,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 39 states and 109 transitions. [2022-10-17 16:44:32,971 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 109 transitions. [2022-10-17 16:44:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:32,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:32,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:33,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:33,238 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:33,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:33,249 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:33,257 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:33,284 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:33,291 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:33,309 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:33,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:33,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:33,389 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,396 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:33,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 85 treesize of output 26 [2022-10-17 16:44:33,474 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:33,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,487 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:33,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 67 treesize of output 17 [2022-10-17 16:44:33,549 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 40 states and 110 transitions. [2022-10-17 16:44:33,570 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 110 transitions. [2022-10-17 16:44:33,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:33,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:33,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:33,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:33,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,786 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:33,790 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:33,820 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:33,833 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:33,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,852 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:33,908 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:33,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:33,920 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:33,930 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:33,931 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2022-10-17 16:44:33,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 41 states and 111 transitions. [2022-10-17 16:44:34,022 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 111 transitions. [2022-10-17 16:44:34,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:34,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:34,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:34,280 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:34,280 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:34,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:34,295 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:34,322 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:34,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:34,324 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:34,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:34,335 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:34,336 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:34,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:34,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:34,396 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:34,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:34,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:34,472 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:34,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:34,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:34,480 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:34,502 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:34,503 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:44:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:34,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 42 states and 112 transitions. [2022-10-17 16:44:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 112 transitions. [2022-10-17 16:44:34,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:34,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:34,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:34,805 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:34,805 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:34,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:34,819 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:34,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:34,835 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:34,838 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:34,856 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:34,857 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:34,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:35,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,030 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 19 [2022-10-17 16:44:35,035 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:35,045 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:35,093 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:35,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,099 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:35,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 79 treesize of output 19 [2022-10-17 16:44:35,161 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:35,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,167 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:35,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:44:35,191 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:35,192 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:44:35,254 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:35,257 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse1)))) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5)) .cse2 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse5)) is different from false [2022-10-17 16:44:35,373 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse1)))) .cse2 .cse3 .cse4 .cse5)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5)) .cse2 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse5)) is different from false [2022-10-17 16:44:35,384 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse1)))) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5)) .cse2 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse5))) is different from true [2022-10-17 16:44:35,387 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse1)))) .cse2 .cse3 .cse4 .cse5)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5)) .cse2 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse5))) is different from true [2022-10-17 16:44:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 44 states and 124 transitions. [2022-10-17 16:44:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 124 transitions. [2022-10-17 16:44:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:35,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:35,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:35,637 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:35,637 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:35,643 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:35,650 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:35,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:35,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:35,691 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:35,692 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:35,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:35,738 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:35,750 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,766 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:35,817 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:35,842 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:35,843 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2022-10-17 16:44:35,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:35,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 73 treesize of output 24 [2022-10-17 16:44:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 45 states and 126 transitions. [2022-10-17 16:44:35,905 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 126 transitions. [2022-10-17 16:44:35,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:35,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:36,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:36,203 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:36,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:36,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:36,222 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:36,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:36,247 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:36,248 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:36,252 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:36,261 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:36,296 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:36,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:36,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:36,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:36,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:36,335 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:36,347 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:36,348 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-10-17 16:44:36,403 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:36,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:36,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:36,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:36,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:36,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:36,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 73 treesize of output 24 [2022-10-17 16:44:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 46 states and 128 transitions. [2022-10-17 16:44:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 128 transitions. [2022-10-17 16:44:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:36,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 42 conjunts are in the unsatisfiable core [2022-10-17 16:44:36,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:36,641 INFO L356 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-10-17 16:44:36,641 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-10-17 16:44:36,664 INFO L356 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-10-17 16:44:36,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-10-17 16:44:36,673 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:36,687 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:36,705 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:36,706 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-10-17 16:44:36,727 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:36,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 23 treesize of output 16 [2022-10-17 16:44:36,753 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:36,772 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:36,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:36,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2022-10-17 16:44:37,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2022-10-17 16:44:37,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 167 treesize of output 151 [2022-10-17 16:44:37,269 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:37,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-10-17 16:44:37,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 132 treesize of output 52 [2022-10-17 16:44:37,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:37,527 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 62 [2022-10-17 16:44:37,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 47 states and 130 transitions. [2022-10-17 16:44:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 130 transitions. [2022-10-17 16:44:38,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:38,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-17 16:44:38,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:38,808 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:38,808 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:38,817 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:38,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:38,846 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:38,849 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:38,858 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:38,859 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:38,869 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:38,882 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:38,891 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:38,924 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:38,932 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:44:38,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:44:38,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:44:38,954 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:38,955 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:44:39,079 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 83 [2022-10-17 16:44:39,089 INFO L356 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-10-17 16:44:39,089 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 120 [2022-10-17 16:44:39,140 INFO L356 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-10-17 16:44:39,140 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 24 [2022-10-17 16:44:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:39,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 48 states and 132 transitions. [2022-10-17 16:44:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 132 transitions. [2022-10-17 16:44:39,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:39,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:39,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:39,410 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:39,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:39,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:39,424 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:39,449 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:39,450 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:39,451 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:39,455 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:39,464 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:39,465 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:39,478 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:39,513 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:39,521 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:39,544 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:39,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,550 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:39,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,594 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 79 treesize of output 19 [2022-10-17 16:44:39,636 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:39,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,642 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:39,659 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:39,660 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2022-10-17 16:44:39,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 73 treesize of output 24 [2022-10-17 16:44:39,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 49 states and 134 transitions. [2022-10-17 16:44:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 134 transitions. [2022-10-17 16:44:39,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:39,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:39,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:39,949 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:39,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:39,956 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:39,959 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:39,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:40,004 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:40,025 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:40,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:40,036 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:40,037 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-10-17 16:44:40,092 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:40,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,098 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:40,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 73 treesize of output 24 [2022-10-17 16:44:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 50 states and 136 transitions. [2022-10-17 16:44:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 136 transitions. [2022-10-17 16:44:40,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:40,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:40,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:40,372 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:40,372 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:40,377 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:40,387 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:40,403 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:40,403 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:40,432 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:40,435 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:40,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:40,492 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:40,508 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:40,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,526 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:40,574 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:40,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:40,580 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:40,586 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:40,587 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2022-10-17 16:44:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 51 states and 138 transitions. [2022-10-17 16:44:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 138 transitions. [2022-10-17 16:44:40,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:40,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:40,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:40,873 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:40,873 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:40,879 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:40,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:40,904 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:40,905 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:40,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:40,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:40,926 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:40,941 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:41,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,127 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 19 [2022-10-17 16:44:41,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:41,140 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:41,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:41,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:41,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,213 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:41,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,230 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 67 treesize of output 17 [2022-10-17 16:44:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:41,256 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse1)))) .cse2 .cse3 .cse4 .cse5)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5)) .cse2 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse5)) is different from false [2022-10-17 16:44:41,391 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and .cse0 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse5 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse1 .cse5) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse5)))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse2 .cse3 .cse4)) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4)) is different from false [2022-10-17 16:44:41,397 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse1)))) .cse2 .cse3 .cse4 .cse5)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5)) .cse2 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse5))) is different from true [2022-10-17 16:44:41,401 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and .cse0 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse5 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse1 .cse5) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse5)))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse2 .cse3 .cse4)) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4))) is different from true [2022-10-17 16:44:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:41,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 53 states and 159 transitions. [2022-10-17 16:44:41,410 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 159 transitions. [2022-10-17 16:44:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:41,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:41,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:41,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:41,603 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:41,603 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:41,608 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:41,613 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:41,630 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:41,630 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:41,655 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:41,658 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:41,664 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:41,709 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:41,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:41,742 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:41,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:41,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:44:41,768 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:41,769 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:44:41,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:41,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:41,840 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:41,863 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:41,864 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2022-10-17 16:44:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:41,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 54 states and 162 transitions. [2022-10-17 16:44:41,915 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 162 transitions. [2022-10-17 16:44:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:41,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:41,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 31 conjunts are in the unsatisfiable core [2022-10-17 16:44:42,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:42,081 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,092 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:42,096 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:42,126 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:42,140 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:42,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:42,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,174 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:42,188 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:42,189 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:42,245 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:42,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,252 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:42,260 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:42,261 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2022-10-17 16:44:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 55 states and 165 transitions. [2022-10-17 16:44:42,313 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 165 transitions. [2022-10-17 16:44:42,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:42,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:42,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:42,516 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:42,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,523 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:42,527 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:42,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:42,569 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:42,592 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:42,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,598 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:42,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,619 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 85 treesize of output 26 [2022-10-17 16:44:42,669 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:42,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:42,684 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:42,684 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2022-10-17 16:44:42,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 73 treesize of output 24 [2022-10-17 16:44:42,723 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:42,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 56 states and 168 transitions. [2022-10-17 16:44:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 168 transitions. [2022-10-17 16:44:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:42,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:42,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:42,939 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:42,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:42,947 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:42,950 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:42,993 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:43,004 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:43,027 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:43,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:43,040 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:43,041 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-10-17 16:44:43,086 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:43,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,093 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:43,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:44:43,116 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:43,117 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:44:43,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 57 states and 171 transitions. [2022-10-17 16:44:43,196 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 171 transitions. [2022-10-17 16:44:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:43,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:43,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:43,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:43,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,398 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:43,401 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:43,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:43,448 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:43,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:43,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:43,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:43,542 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:43,543 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:44:43,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 58 states and 174 transitions. [2022-10-17 16:44:43,621 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 174 transitions. [2022-10-17 16:44:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:43,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:43,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:43,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:43,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,790 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:43,794 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:43,825 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:43,835 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:43,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,850 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:43,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:43,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,895 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:43,928 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 73 treesize of output 24 [2022-10-17 16:44:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 59 states and 177 transitions. [2022-10-17 16:44:43,964 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 177 transitions. [2022-10-17 16:44:43,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:43,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:44,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:44,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,191 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:44,194 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:44,232 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:44,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:44,267 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:44,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:44,283 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:44,284 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-10-17 16:44:44,334 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:44,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,341 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:44,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,358 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 65 treesize of output 20 [2022-10-17 16:44:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 60 states and 180 transitions. [2022-10-17 16:44:44,409 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 180 transitions. [2022-10-17 16:44:44,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:44,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:44,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:44,590 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:44,590 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:44,595 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:44,600 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:44,611 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:44,612 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:44,634 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:44,638 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:44,648 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:44,690 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:44,701 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:44,722 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:44,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,728 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:44,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 85 treesize of output 26 [2022-10-17 16:44:44,797 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:44,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:44,803 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:44,811 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:44,812 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2022-10-17 16:44:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:44,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 61 states and 183 transitions. [2022-10-17 16:44:44,847 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 183 transitions. [2022-10-17 16:44:44,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:44,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:45,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:45,105 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:45,105 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:45,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:45,134 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:45,149 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:45,149 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:45,178 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:45,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:45,182 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:45,187 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:45,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 19 [2022-10-17 16:44:45,363 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:45,371 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:45,386 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:45,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,392 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:45,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 85 treesize of output 26 [2022-10-17 16:44:45,448 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:45,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,455 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:45,465 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:45,466 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2022-10-17 16:44:45,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:45,505 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and .cse0 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse5 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse1 .cse5) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse5)))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse2 .cse3 .cse4)) (exists ((v_DerPreprocessor_67 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int))) (and (= (select v_DerPreprocessor_68 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base|) .cse1))) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4)) is different from false [2022-10-17 16:44:45,643 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and .cse0 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_67 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int))) (and (= (select v_DerPreprocessor_68 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base|) .cse1))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse5 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse1 .cse5) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse5)))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse2 .cse3 .cse4)) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4)) is different from false [2022-10-17 16:44:45,651 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and .cse0 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse5 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse1 .cse5) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse5)))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse2 .cse3 .cse4)) (exists ((v_DerPreprocessor_67 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int))) (and (= (select v_DerPreprocessor_68 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base|) .cse1))) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4))) is different from true [2022-10-17 16:44:45,658 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse0 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (not (and .cse0 (exists ((v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int))) (and (= (select v_DerPreprocessor_42 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_41) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_42) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_67 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int))) (and (= (select v_DerPreprocessor_68 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_67) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~b~0#1.base|) .cse1))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_16 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int))) (let ((.cse5 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse1 .cse5) (= (select v_DerPreprocessor_17 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= v_DerPreprocessor_16 .cse5)))) .cse0 .cse2 .cse3 .cse4)) (not (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) .cse0 .cse2 .cse3 .cse4)) .cse0 (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4))) is different from true [2022-10-17 16:44:45,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 63 states and 214 transitions. [2022-10-17 16:44:45,671 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 214 transitions. [2022-10-17 16:44:45,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:45,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:45,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:45,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:45,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:45,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:45,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:45,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:45,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:45,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,881 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:45,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:44:45,917 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:45,918 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:44:45,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:45,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:45,999 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:46,009 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:46,010 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2022-10-17 16:44:46,032 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 64 states and 218 transitions. [2022-10-17 16:44:46,051 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 218 transitions. [2022-10-17 16:44:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:46,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:46,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:46,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:46,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:46,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:46,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,305 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:46,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:46,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:46,369 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:46,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:46,431 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:46,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:46,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 65 treesize of output 20 [2022-10-17 16:44:46,485 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:46,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 65 states and 222 transitions. [2022-10-17 16:44:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 222 transitions. [2022-10-17 16:44:46,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:46,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:46,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:46,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:46,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:46,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:46,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,709 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:46,712 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:46,746 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:46,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:46,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2022-10-17 16:44:46,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:46,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:46,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:46,837 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 73 treesize of output 24 [2022-10-17 16:44:46,857 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:46,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 66 states and 226 transitions. [2022-10-17 16:44:46,872 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 226 transitions. [2022-10-17 16:44:46,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:46,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:46,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:47,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:47,117 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:47,118 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:47,123 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:47,129 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:47,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:47,149 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:47,165 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:47,165 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:47,175 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:47,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:47,236 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:47,257 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:47,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,262 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:47,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 79 treesize of output 19 [2022-10-17 16:44:47,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:47,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,337 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:47,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 67 treesize of output 17 [2022-10-17 16:44:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 67 states and 230 transitions. [2022-10-17 16:44:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 230 transitions. [2022-10-17 16:44:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:47,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:47,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:47,686 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:47,687 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:47,693 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:47,699 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:47,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:47,714 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:47,724 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:47,725 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:47,737 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:47,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:47,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:47,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:47,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:47,831 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:47,832 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-10-17 16:44:47,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:47,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:47,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:47,907 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:47,908 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2022-10-17 16:44:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:47,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 68 states and 234 transitions. [2022-10-17 16:44:47,954 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 234 transitions. [2022-10-17 16:44:47,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:47,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:44:48,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:48,208 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:48,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:48,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:48,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:48,236 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:48,237 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-10-17 16:44:48,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 11 [2022-10-17 16:44:48,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:48,292 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:48,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:48,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:48,384 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:48,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:48,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:48,388 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:48,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:48,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:48,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 85 treesize of output 26 [2022-10-17 16:44:48,452 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:48,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:48,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:48,459 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:48,480 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:48,481 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-10-17 16:44:48,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:48,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 69 states and 238 transitions. [2022-10-17 16:44:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 238 transitions. [2022-10-17 16:44:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:48,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 37 conjunts are in the unsatisfiable core [2022-10-17 16:44:48,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:48,776 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:48,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:48,782 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:48,787 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:48,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:48,800 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:48,803 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:48,818 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:48,819 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:48,838 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:49,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,030 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 19 [2022-10-17 16:44:49,035 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:49,043 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:49,064 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:49,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,069 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:49,088 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:49,089 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-10-17 16:44:49,152 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:49,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:49,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,176 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 67 treesize of output 17 [2022-10-17 16:44:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:49,441 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (not (and (exists ((v_DerPreprocessor_87 (Array Int Int)) (v_DerPreprocessor_88 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= v_DerPreprocessor_87 .cse1) (= (select v_DerPreprocessor_88 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))) .cse2 .cse3 .cse4 .cse5)) (not (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5)) is different from false [2022-10-17 16:44:49,609 WARN L855 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse2 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse3 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse4 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (exists ((v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int))) (and (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_2) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~b~0#1.base|)) (= (select v_DerPreprocessor_3 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (not (and (exists ((v_DerPreprocessor_87 (Array Int Int)) (v_DerPreprocessor_88 (Array Int Int))) (let ((.cse1 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~b~0#1.base|))) (and (= .cse0 .cse1) (= v_DerPreprocessor_87 .cse1) (= (select v_DerPreprocessor_88 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))) .cse2 .cse3 .cse4 .cse5)) (not (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1))) .cse2 .cse3 .cse4 .cse5))) is different from true [2022-10-17 16:44:49,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:49,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 71 states and 248 transitions. [2022-10-17 16:44:49,621 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 248 transitions. [2022-10-17 16:44:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:49,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:49,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:49,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:44:49,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:49,832 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:49,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,838 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 14 [2022-10-17 16:44:49,841 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:49,867 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:49,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:49,891 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,895 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-10-17 16:44:49,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,927 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 85 treesize of output 26 [2022-10-17 16:44:49,961 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2022-10-17 16:44:49,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,970 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-10-17 16:44:49,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:49,998 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 65 treesize of output 20 [2022-10-17 16:44:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:50,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 72 states and 253 transitions. [2022-10-17 16:44:50,052 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 253 transitions. [2022-10-17 16:44:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:44:50,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:50,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:50,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 31 conjunts are in the unsatisfiable core [2022-10-17 16:44:50,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:50,240 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:44:50,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:44:50,246 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:50,253 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:50,266 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:44:50,267 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 5 [2022-10-17 16:44:50,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:50,284 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:50,284 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-10-17 16:44:50,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 16:44:50,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:44:50,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 19 treesize of output 19 [2022-10-17 16:44:50,464 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:44:50,473 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 16 [2022-10-17 16:44:50,502 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-10-17 16:44:50,510 INFO L356 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-10-17 16:44:50,511 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-10-17 16:44:50,528 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:44:50,529 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46