./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/dll2n_append_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_append_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a59620f668b7c0725f940bc66e10441fbb56ee9b9fb687de4bd19a3f12eaeda --- 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-38b53e6 [2022-11-25 18:10:50,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:10:50,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:10:50,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:10:50,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:10:50,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:10:50,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:10:50,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:10:50,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:10:50,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:10:50,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:10:50,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:10:50,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:10:50,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:10:50,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:10:50,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:10:50,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:10:50,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:10:50,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:10:50,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:10:50,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:10:50,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:10:50,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:10:50,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:10:50,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:10:50,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:10:50,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:10:50,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:10:50,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:10:50,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:10:50,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:10:50,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:10:50,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:10:50,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:10:50,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:10:50,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:10:50,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:10:50,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:10:50,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:10:50,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:10:50,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:10:50,380 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-25 18:10:50,410 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:10:50,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:10:50,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:10:50,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:10:50,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:10:50,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:10:50,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:10:50,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:10:50,413 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:10:50,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:10:50,414 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 18:10:50,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:10:50,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 18:10:50,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:10:50,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:10:50,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:10:50,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:10:50,426 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 18:10:50,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:10:50,427 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:10:50,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:10:50,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:10:50,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:10:50,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:10:50,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:10:50,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:10:50,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:10:50,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:10:50,430 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:10:50,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:10:50,431 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:10:50,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:10:50,431 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:10:50,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:10:50,432 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a59620f668b7c0725f940bc66e10441fbb56ee9b9fb687de4bd19a3f12eaeda [2022-11-25 18:10:50,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:10:50,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:10:50,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:10:50,706 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:10:50,706 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:10:50,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/list-simple/dll2n_append_equal.i [2022-11-25 18:10:53,767 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:10:54,177 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:10:54,183 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/sv-benchmarks/c/list-simple/dll2n_append_equal.i [2022-11-25 18:10:54,197 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/data/827dba6dd/309dfeb1553f4f3ea2526a71d6be4fa1/FLAG42fc2b580 [2022-11-25 18:10:54,215 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/data/827dba6dd/309dfeb1553f4f3ea2526a71d6be4fa1 [2022-11-25 18:10:54,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:10:54,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:10:54,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:10:54,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:10:54,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:10:54,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5e33b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54, skipping insertion in model container [2022-11-25 18:10:54,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:10:54,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:10:54,624 WARN L237 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_781b077a-57a5-46d8-99e1-04cd5bf57b83/sv-benchmarks/c/list-simple/dll2n_append_equal.i[24333,24346] [2022-11-25 18:10:54,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:10:54,638 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:10:54,683 WARN L237 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_781b077a-57a5-46d8-99e1-04cd5bf57b83/sv-benchmarks/c/list-simple/dll2n_append_equal.i[24333,24346] [2022-11-25 18:10:54,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:10:54,720 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:10:54,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54 WrapperNode [2022-11-25 18:10:54,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:10:54,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:10:54,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:10:54,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:10:54,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,815 INFO L138 Inliner]: procedures = 127, calls = 37, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 122 [2022-11-25 18:10:54,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:10:54,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:10:54,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:10:54,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:10:54,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,841 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:10:54,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:10:54,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:10:54,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:10:54,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (1/1) ... [2022-11-25 18:10:54,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:10:54,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:10:54,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:10:54,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:10:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 18:10:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 18:10:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-11-25 18:10:54,941 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-11-25 18:10:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 18:10:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:10:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 18:10:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 18:10:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 18:10:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 18:10:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 18:10:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 18:10:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:10:54,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:10:55,156 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:10:55,158 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:10:55,439 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:10:55,445 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:10:55,445 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 18:10:55,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:55 BoogieIcfgContainer [2022-11-25 18:10:55,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:10:55,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:10:55,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:10:55,454 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:10:55,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:10:54" (1/3) ... [2022-11-25 18:10:55,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@190c5fcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:10:55, skipping insertion in model container [2022-11-25 18:10:55,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:54" (2/3) ... [2022-11-25 18:10:55,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@190c5fcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:10:55, skipping insertion in model container [2022-11-25 18:10:55,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:55" (3/3) ... [2022-11-25 18:10:55,457 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2n_append_equal.i [2022-11-25 18:10:55,477 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:10:55,478 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 18:10:55,529 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:10:55,536 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c6d8c6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:10:55,536 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 18:10:55,541 INFO L276 IsEmpty]: Start isEmpty. Operand has 32 states, 27 states have (on average 1.5185185185185186) internal successors, (41), 28 states have internal predecessors, (41), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:10:55,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-25 18:10:55,550 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:10:55,550 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:10:55,551 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:10:55,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:10:55,555 INFO L85 PathProgramCache]: Analyzing trace with hash 308507763, now seen corresponding path program 1 times [2022-11-25 18:10:55,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:10:55,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966752594] [2022-11-25 18:10:55,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:55,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:10:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:55,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-25 18:10:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:10:55,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:10:55,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966752594] [2022-11-25 18:10:55,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966752594] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:10:55,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:10:55,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:10:55,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294609476] [2022-11-25 18:10:55,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:10:55,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:10:55,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:10:55,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:10:55,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:10:55,902 INFO L87 Difference]: Start difference. First operand has 32 states, 27 states have (on average 1.5185185185185186) internal successors, (41), 28 states have internal predecessors, (41), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:10:55,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:10:55,978 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2022-11-25 18:10:55,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:10:55,980 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-11-25 18:10:55,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:10:55,987 INFO L225 Difference]: With dead ends: 57 [2022-11-25 18:10:55,987 INFO L226 Difference]: Without dead ends: 26 [2022-11-25 18:10:55,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:10:55,993 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 0 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:10:55,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:10:56,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-25 18:10:56,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-25 18:10:56,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 22 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:10:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2022-11-25 18:10:56,033 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 32 transitions. Word has length 17 [2022-11-25 18:10:56,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:10:56,033 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-11-25 18:10:56,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:10:56,034 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-11-25 18:10:56,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-25 18:10:56,035 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:10:56,036 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:10:56,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 18:10:56,036 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:10:56,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:10:56,037 INFO L85 PathProgramCache]: Analyzing trace with hash -2109805219, now seen corresponding path program 1 times [2022-11-25 18:10:56,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:10:56,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682348357] [2022-11-25 18:10:56,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:56,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:10:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-25 18:10:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:10:56,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:10:56,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682348357] [2022-11-25 18:10:56,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682348357] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:10:56,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:10:56,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 18:10:56,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924685210] [2022-11-25 18:10:56,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:10:56,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:10:56,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:10:56,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:10:56,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:10:56,253 INFO L87 Difference]: Start difference. First operand 26 states and 32 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:10:56,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:10:56,335 INFO L93 Difference]: Finished difference Result 50 states and 62 transitions. [2022-11-25 18:10:56,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:10:56,336 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-11-25 18:10:56,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:10:56,337 INFO L225 Difference]: With dead ends: 50 [2022-11-25 18:10:56,338 INFO L226 Difference]: Without dead ends: 31 [2022-11-25 18:10:56,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:10:56,347 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 4 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:10:56,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 70 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 18:10:56,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-11-25 18:10:56,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 27. [2022-11-25 18:10:56,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:10:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 33 transitions. [2022-11-25 18:10:56,357 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 33 transitions. Word has length 17 [2022-11-25 18:10:56,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:10:56,364 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 33 transitions. [2022-11-25 18:10:56,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:10:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-11-25 18:10:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-25 18:10:56,366 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:10:56,366 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:10:56,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 18:10:56,367 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:10:56,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:10:56,367 INFO L85 PathProgramCache]: Analyzing trace with hash 493100305, now seen corresponding path program 1 times [2022-11-25 18:10:56,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:10:56,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708013868] [2022-11-25 18:10:56,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:56,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:10:56,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:10:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-25 18:10:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 18:10:56,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:10:56,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708013868] [2022-11-25 18:10:56,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708013868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:10:56,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:10:56,584 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 18:10:56,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702284357] [2022-11-25 18:10:56,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:10:56,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:10:56,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:10:56,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:10:56,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:10:56,586 INFO L87 Difference]: Start difference. First operand 27 states and 33 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:10:56,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:10:56,662 INFO L93 Difference]: Finished difference Result 55 states and 69 transitions. [2022-11-25 18:10:56,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:10:56,663 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27 [2022-11-25 18:10:56,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:10:56,664 INFO L225 Difference]: With dead ends: 55 [2022-11-25 18:10:56,664 INFO L226 Difference]: Without dead ends: 31 [2022-11-25 18:10:56,665 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:10:56,666 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 1 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:10:56,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 69 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 18:10:56,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-11-25 18:10:56,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2022-11-25 18:10:56,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.24) internal successors, (31), 25 states have internal predecessors, (31), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:10:56,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2022-11-25 18:10:56,677 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 27 [2022-11-25 18:10:56,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:10:56,678 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2022-11-25 18:10:56,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:10:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-25 18:10:56,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-25 18:10:56,681 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:10:56,681 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:10:56,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 18:10:56,682 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:10:56,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:10:56,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1095247597, now seen corresponding path program 1 times [2022-11-25 18:10:56,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:10:56,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036207004] [2022-11-25 18:10:56,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:56,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:10:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:10:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-25 18:10:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:56,924 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 18:10:56,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:10:56,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036207004] [2022-11-25 18:10:56,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036207004] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:10:56,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1387899682] [2022-11-25 18:10:56,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:56,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:10:56,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:10:56,929 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:10:56,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 18:10:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:57,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 18:10:57,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:10:57,199 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:10:57,200 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:10:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 18:10:57,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1387899682] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:10:57,267 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:10:57,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 6 [2022-11-25 18:10:57,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100253746] [2022-11-25 18:10:57,268 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:10:57,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:10:57,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:10:57,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:10:57,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:10:57,274 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-25 18:10:57,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:10:57,348 INFO L93 Difference]: Finished difference Result 51 states and 62 transitions. [2022-11-25 18:10:57,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:10:57,348 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 27 [2022-11-25 18:10:57,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:10:57,351 INFO L225 Difference]: With dead ends: 51 [2022-11-25 18:10:57,352 INFO L226 Difference]: Without dead ends: 32 [2022-11-25 18:10:57,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:10:57,358 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 4 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:10:57,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 72 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 18:10:57,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-11-25 18:10:57,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-11-25 18:10:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:10:57,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2022-11-25 18:10:57,372 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 27 [2022-11-25 18:10:57,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:10:57,372 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2022-11-25 18:10:57,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-25 18:10:57,373 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2022-11-25 18:10:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-25 18:10:57,374 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:10:57,374 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:10:57,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-25 18:10:57,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:10:57,581 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:10:57,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:10:57,582 INFO L85 PathProgramCache]: Analyzing trace with hash -292922041, now seen corresponding path program 1 times [2022-11-25 18:10:57,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:10:57,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477612078] [2022-11-25 18:10:57,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:57,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:10:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:57,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:10:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:57,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:10:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:57,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:10:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:58,049 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-25 18:10:58,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:10:58,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477612078] [2022-11-25 18:10:58,050 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477612078] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:10:58,050 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:10:58,050 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-25 18:10:58,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647143260] [2022-11-25 18:10:58,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:10:58,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:10:58,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:10:58,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:10:58,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:10:58,052 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:10:58,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:10:58,185 INFO L93 Difference]: Finished difference Result 45 states and 53 transitions. [2022-11-25 18:10:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-25 18:10:58,186 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2022-11-25 18:10:58,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:10:58,187 INFO L225 Difference]: With dead ends: 45 [2022-11-25 18:10:58,187 INFO L226 Difference]: Without dead ends: 42 [2022-11-25 18:10:58,187 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-11-25 18:10:58,188 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 64 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:10:58,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 130 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 18:10:58,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-11-25 18:10:58,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 34. [2022-11-25 18:10:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:10:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2022-11-25 18:10:58,195 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 41 transitions. Word has length 37 [2022-11-25 18:10:58,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:10:58,195 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 41 transitions. [2022-11-25 18:10:58,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:10:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-11-25 18:10:58,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-25 18:10:58,197 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:10:58,197 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:10:58,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 18:10:58,197 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:10:58,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:10:58,198 INFO L85 PathProgramCache]: Analyzing trace with hash -292920367, now seen corresponding path program 1 times [2022-11-25 18:10:58,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:10:58,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483190522] [2022-11-25 18:10:58,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:58,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:10:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:58,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:10:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:10:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:58,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:10:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 18:10:58,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:10:58,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483190522] [2022-11-25 18:10:58,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483190522] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:10:58,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922782248] [2022-11-25 18:10:58,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:10:58,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:10:58,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:10:58,833 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:10:58,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 18:10:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:10:59,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-25 18:10:59,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:10:59,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-11-25 18:10:59,393 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (<= (+ |node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((v_ArrVal_652 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_652))))) is different from true [2022-11-25 18:10:59,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:10:59,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2022-11-25 18:10:59,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2022-11-25 18:10:59,481 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 2 not checked. [2022-11-25 18:10:59,481 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:10:59,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922782248] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:10:59,635 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:10:59,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2022-11-25 18:10:59,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002878169] [2022-11-25 18:10:59,636 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:10:59,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-25 18:10:59,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:10:59,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-25 18:10:59,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=566, Unknown=5, NotChecked=48, Total=702 [2022-11-25 18:10:59,638 INFO L87 Difference]: Start difference. First operand 34 states and 41 transitions. Second operand has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-25 18:11:00,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:00,204 INFO L93 Difference]: Finished difference Result 58 states and 71 transitions. [2022-11-25 18:11:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-25 18:11:00,205 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 37 [2022-11-25 18:11:00,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:00,207 INFO L225 Difference]: With dead ends: 58 [2022-11-25 18:11:00,207 INFO L226 Difference]: Without dead ends: 32 [2022-11-25 18:11:00,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=163, Invalid=892, Unknown=5, NotChecked=62, Total=1122 [2022-11-25 18:11:00,210 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 77 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 32 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:00,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 173 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 285 Invalid, 0 Unknown, 32 Unchecked, 0.3s Time] [2022-11-25 18:11:00,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-11-25 18:11:00,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-11-25 18:11:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 27 states have internal predecessors, (31), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:11:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2022-11-25 18:11:00,226 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 37 transitions. Word has length 37 [2022-11-25 18:11:00,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:00,228 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-11-25 18:11:00,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 19 states have internal predecessors, (48), 4 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-25 18:11:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-25 18:11:00,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-25 18:11:00,236 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:00,237 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:00,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 18:11:00,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-25 18:11:00,444 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:00,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:00,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1499731437, now seen corresponding path program 1 times [2022-11-25 18:11:00,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:00,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084230511] [2022-11-25 18:11:00,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:00,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:01,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:11:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:01,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:11:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:01,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:11:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:01,479 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 18:11:01,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:01,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084230511] [2022-11-25 18:11:01,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084230511] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:01,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90204374] [2022-11-25 18:11:01,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:01,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:01,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:11:01,481 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:11:01,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 18:11:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:01,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-25 18:11:01,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:11:01,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-11-25 18:11:02,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:02,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2022-11-25 18:11:02,294 INFO L321 Elim1Store]: treesize reduction 31, result has 38.0 percent of original size [2022-11-25 18:11:02,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 41 [2022-11-25 18:11:02,328 INFO L321 Elim1Store]: treesize reduction 32, result has 31.9 percent of original size [2022-11-25 18:11:02,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 42 [2022-11-25 18:11:02,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-11-25 18:11:02,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2022-11-25 18:11:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:11:02,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:11:02,728 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_899 (Array Int Int)) (|v_ULTIMATE.start_dll_append_#t~ret7#1.base_13| Int) (|ULTIMATE.start_dll_append_~last~0#1.offset| Int) (|ULTIMATE.start_dll_append_~last~0#1.base| Int) (v_ArrVal_894 (Array Int Int))) (let ((.cse0 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_13| v_ArrVal_899))) (let ((.cse1 (select .cse0 |ULTIMATE.start_dll_append_~last~0#1.base|)) (.cse2 (+ |ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (or (not (= (select (select (store (store .cse0 |ULTIMATE.start_dll_append_~last~0#1.base| (store .cse1 .cse2 |v_ULTIMATE.start_dll_append_#t~ret7#1.base_13|)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_13| v_ArrVal_894) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0)) (not (< |v_ULTIMATE.start_dll_append_#t~ret7#1.base_13| |c_#StackHeapBarrier|)) (not (= (select .cse1 .cse2) 0)))))) is different from false [2022-11-25 18:11:02,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90204374] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:02,730 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:11:02,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 31 [2022-11-25 18:11:02,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052855259] [2022-11-25 18:11:02,731 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:11:02,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-25 18:11:02,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:02,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-25 18:11:02,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=1078, Unknown=3, NotChecked=66, Total=1260 [2022-11-25 18:11:02,734 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. Second operand has 31 states, 29 states have (on average 1.793103448275862) internal successors, (52), 25 states have internal predecessors, (52), 3 states have call successors, (4), 3 states have call predecessors, (4), 5 states have return successors, (5), 5 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 18:11:04,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:04,013 INFO L93 Difference]: Finished difference Result 52 states and 60 transitions. [2022-11-25 18:11:04,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-25 18:11:04,013 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 29 states have (on average 1.793103448275862) internal successors, (52), 25 states have internal predecessors, (52), 3 states have call successors, (4), 3 states have call predecessors, (4), 5 states have return successors, (5), 5 states have call predecessors, (5), 3 states have call successors, (5) Word has length 40 [2022-11-25 18:11:04,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:04,014 INFO L225 Difference]: With dead ends: 52 [2022-11-25 18:11:04,014 INFO L226 Difference]: Without dead ends: 49 [2022-11-25 18:11:04,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=364, Invalid=2087, Unknown=3, NotChecked=96, Total=2550 [2022-11-25 18:11:04,016 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 263 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:04,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 140 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 18:11:04,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-11-25 18:11:04,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 33. [2022-11-25 18:11:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:11:04,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 38 transitions. [2022-11-25 18:11:04,025 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 38 transitions. Word has length 40 [2022-11-25 18:11:04,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:04,025 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 38 transitions. [2022-11-25 18:11:04,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 29 states have (on average 1.793103448275862) internal successors, (52), 25 states have internal predecessors, (52), 3 states have call successors, (4), 3 states have call predecessors, (4), 5 states have return successors, (5), 5 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 18:11:04,025 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-25 18:11:04,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-25 18:11:04,026 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:04,026 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:04,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:11:04,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:04,233 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:04,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:04,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1499729763, now seen corresponding path program 1 times [2022-11-25 18:11:04,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:04,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80434438] [2022-11-25 18:11:04,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:04,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:05,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:11:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:05,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:11:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:06,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:11:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:11:06,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:06,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80434438] [2022-11-25 18:11:06,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80434438] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:06,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772264586] [2022-11-25 18:11:06,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:06,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:06,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:11:06,671 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:11:06,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 18:11:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:07,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 126 conjunts are in the unsatisfiable core [2022-11-25 18:11:07,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:11:07,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 18:11:07,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:11:07,546 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-25 18:11:07,546 INFO L350 Elim1Store]: Elim1 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 17 treesize of output 21 [2022-11-25 18:11:07,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 18:11:08,007 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 18:11:08,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-11-25 18:11:08,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:08,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-25 18:11:08,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 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 [2022-11-25 18:11:08,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2022-11-25 18:11:08,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 16 treesize of output 10 [2022-11-25 18:11:08,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 18:11:08,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 18:11:09,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:09,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-25 18:11:09,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:09,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2022-11-25 18:11:09,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:09,226 INFO L321 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2022-11-25 18:11:09,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 25 [2022-11-25 18:11:09,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-11-25 18:11:09,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:09,882 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:11:09,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 80 [2022-11-25 18:11:09,921 INFO L321 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-11-25 18:11:09,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 145 treesize of output 116 [2022-11-25 18:11:09,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:09,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 44 [2022-11-25 18:11:09,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 43 [2022-11-25 18:11:09,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2022-11-25 18:11:09,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:09,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2022-11-25 18:11:10,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:10,097 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:11:10,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 31 [2022-11-25 18:11:10,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:11:10,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:11:10,274 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:11:10,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:11:11,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772264586] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:11,711 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:11:11,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 50 [2022-11-25 18:11:11,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356370793] [2022-11-25 18:11:11,712 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:11:11,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-11-25 18:11:11,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:11,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-11-25 18:11:11,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=2865, Unknown=26, NotChecked=0, Total=3080 [2022-11-25 18:11:11,714 INFO L87 Difference]: Start difference. First operand 33 states and 38 transitions. Second operand has 50 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 41 states have internal predecessors, (65), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:15,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 18:11:17,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:17,519 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2022-11-25 18:11:17,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-25 18:11:17,520 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 41 states have internal predecessors, (65), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 40 [2022-11-25 18:11:17,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:17,521 INFO L225 Difference]: With dead ends: 50 [2022-11-25 18:11:17,521 INFO L226 Difference]: Without dead ends: 48 [2022-11-25 18:11:17,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1301 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=550, Invalid=4826, Unknown=26, NotChecked=0, Total=5402 [2022-11-25 18:11:17,524 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 276 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 33 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:17,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 236 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 779 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2022-11-25 18:11:17,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-11-25 18:11:17,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 39. [2022-11-25 18:11:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 34 states have internal predecessors, (39), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:11:17,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2022-11-25 18:11:17,536 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 40 [2022-11-25 18:11:17,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:17,536 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2022-11-25 18:11:17,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 41 states have internal predecessors, (65), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2022-11-25 18:11:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-25 18:11:17,537 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:17,537 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:17,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-25 18:11:17,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:17,744 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:17,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:17,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1868742190, now seen corresponding path program 1 times [2022-11-25 18:11:17,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:17,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794454288] [2022-11-25 18:11:17,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:17,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:18,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:11:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:18,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:11:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:19,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:11:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-25 18:11:19,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:19,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794454288] [2022-11-25 18:11:19,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794454288] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:19,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723497030] [2022-11-25 18:11:19,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:19,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:19,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:11:19,246 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:11:19,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 18:11:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:19,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 96 conjunts are in the unsatisfiable core [2022-11-25 18:11:19,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:11:19,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 18:11:19,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:11:19,664 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 18:11:19,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-25 18:11:19,847 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 18:11:19,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 18:11:20,016 INFO L321 Elim1Store]: treesize reduction 44, result has 30.2 percent of original size [2022-11-25 18:11:20,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 22 treesize of output 33 [2022-11-25 18:11:20,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:11:20,271 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 18:11:20,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 43 [2022-11-25 18:11:20,688 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-25 18:11:20,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 30 [2022-11-25 18:11:20,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 18:11:20,711 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 18:11:20,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 10 [2022-11-25 18:11:20,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:20,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-25 18:11:20,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:20,917 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 18:11:20,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 61 [2022-11-25 18:11:20,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:20,946 INFO L321 Elim1Store]: treesize reduction 24, result has 46.7 percent of original size [2022-11-25 18:11:20,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 33 [2022-11-25 18:11:21,376 INFO L321 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2022-11-25 18:11:21,376 INFO L350 Elim1Store]: Elim1 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2022-11-25 18:11:21,427 INFO L321 Elim1Store]: treesize reduction 90, result has 14.3 percent of original size [2022-11-25 18:11:21,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 90 treesize of output 60 [2022-11-25 18:11:21,469 INFO L321 Elim1Store]: treesize reduction 62, result has 24.4 percent of original size [2022-11-25 18:11:21,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 112 treesize of output 102 [2022-11-25 18:11:21,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:21,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-11-25 18:11:21,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2022-11-25 18:11:21,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:11:21,678 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-25 18:11:21,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 23 [2022-11-25 18:11:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:11:21,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:11:22,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723497030] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:22,624 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:11:22,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 27] total 46 [2022-11-25 18:11:22,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154197321] [2022-11-25 18:11:22,625 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:11:22,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-11-25 18:11:22,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:22,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-11-25 18:11:22,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2555, Unknown=5, NotChecked=0, Total=2756 [2022-11-25 18:11:22,628 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand has 46 states, 44 states have (on average 1.5454545454545454) internal successors, (68), 38 states have internal predecessors, (68), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:26,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:26,620 INFO L93 Difference]: Finished difference Result 55 states and 64 transitions. [2022-11-25 18:11:26,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-25 18:11:26,621 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 44 states have (on average 1.5454545454545454) internal successors, (68), 38 states have internal predecessors, (68), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 42 [2022-11-25 18:11:26,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:26,621 INFO L225 Difference]: With dead ends: 55 [2022-11-25 18:11:26,622 INFO L226 Difference]: Without dead ends: 46 [2022-11-25 18:11:26,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1201 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=560, Invalid=4405, Unknown=5, NotChecked=0, Total=4970 [2022-11-25 18:11:26,624 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 193 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 759 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:26,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 292 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 759 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-25 18:11:26,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-11-25 18:11:26,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 37. [2022-11-25 18:11:26,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:11:26,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 43 transitions. [2022-11-25 18:11:26,637 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 43 transitions. Word has length 42 [2022-11-25 18:11:26,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:26,637 INFO L495 AbstractCegarLoop]: Abstraction has 37 states and 43 transitions. [2022-11-25 18:11:26,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 44 states have (on average 1.5454545454545454) internal successors, (68), 38 states have internal predecessors, (68), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-11-25 18:11:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-25 18:11:26,638 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:26,638 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:26,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:11:26,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-25 18:11:26,847 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:26,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:26,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1422189688, now seen corresponding path program 1 times [2022-11-25 18:11:26,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:26,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068088021] [2022-11-25 18:11:26,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:26,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:28,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:11:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:29,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:11:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:29,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:11:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:11:29,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:29,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068088021] [2022-11-25 18:11:29,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068088021] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:29,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697615114] [2022-11-25 18:11:29,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:29,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:29,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:11:29,765 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:11:29,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 18:11:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:30,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 128 conjunts are in the unsatisfiable core [2022-11-25 18:11:30,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:11:30,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 18:11:30,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:11:30,631 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-25 18:11:30,631 INFO L350 Elim1Store]: Elim1 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 17 treesize of output 21 [2022-11-25 18:11:30,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 18:11:31,150 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 18:11:31,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-11-25 18:11:31,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:11:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:31,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-25 18:11:31,431 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 18:11:31,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 53 [2022-11-25 18:11:31,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2022-11-25 18:11:32,003 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:11:32,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 37 [2022-11-25 18:11:32,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 16 treesize of output 10 [2022-11-25 18:11:32,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 18:11:32,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:32,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-25 18:11:32,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:32,319 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 18:11:32,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 70 [2022-11-25 18:11:32,367 INFO L321 Elim1Store]: treesize reduction 19, result has 47.2 percent of original size [2022-11-25 18:11:32,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 28 [2022-11-25 18:11:32,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:11:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:32,401 INFO L321 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2022-11-25 18:11:32,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2022-11-25 18:11:33,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:33,372 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 18:11:33,412 INFO L321 Elim1Store]: treesize reduction 139, result has 14.7 percent of original size [2022-11-25 18:11:33,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 210 treesize of output 104 [2022-11-25 18:11:33,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:33,438 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 18:11:33,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 167 treesize of output 135 [2022-11-25 18:11:33,463 INFO L321 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2022-11-25 18:11:33,464 INFO L350 Elim1Store]: Elim1 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 104 [2022-11-25 18:11:33,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:33,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 89 [2022-11-25 18:11:33,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 39 [2022-11-25 18:11:33,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:33,605 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:11:33,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 30 [2022-11-25 18:11:33,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:11:33,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:11:33,755 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:11:33,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:11:33,780 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1684 Int) (v_ArrVal_1685 Int) (v_ArrVal_1683 (Array Int Int)) (v_ArrVal_1682 (Array Int Int)) (v_ArrVal_1681 (Array Int Int)) (v_ArrVal_1680 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse0 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_append_~last~0#1.base| v_ArrVal_1680) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1682) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0 v_ArrVal_1685)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1681) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0 v_ArrVal_1684)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1683) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))))) is different from false [2022-11-25 18:11:34,788 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| Int) (v_ArrVal_1684 Int) (v_ArrVal_1696 (Array Int Int)) (v_ArrVal_1695 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_12| Int) (v_ArrVal_1694 (Array Int Int)) (v_ArrVal_1685 Int) (v_ArrVal_1683 (Array Int Int)) (v_ArrVal_1682 (Array Int Int)) (v_ArrVal_1681 (Array Int Int)) (v_ArrVal_1680 (Array Int Int))) (let ((.cse1 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| v_ArrVal_1695)) (.cse4 (store |c_#memory_$Pointer$.offset| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| v_ArrVal_1694))) (let ((.cse0 (select (select .cse1 (select (select .cse1 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (+ (select (select .cse4 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4)))) (let ((.cse2 (select .cse1 .cse0)) (.cse3 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_12| 4))) (or (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store (store |c_#memory_int| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| v_ArrVal_1696) .cse0 v_ArrVal_1680) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| v_ArrVal_1682) (select (select (store (store .cse1 .cse0 (store .cse2 .cse3 v_ArrVal_1685)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| v_ArrVal_1681) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (select (select (store (store .cse4 .cse0 (store (select .cse4 .cse0) .cse3 v_ArrVal_1684)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| v_ArrVal_1683) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (not (= (select .cse2 .cse3) 0)) (not (< |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22| |c_#StackHeapBarrier|)) (not (= (select |c_#valid| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_22|) 0))))))) is different from false [2022-11-25 18:11:34,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697615114] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:34,791 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:11:34,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29] total 54 [2022-11-25 18:11:34,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250646280] [2022-11-25 18:11:34,792 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:11:34,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2022-11-25 18:11:34,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:34,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2022-11-25 18:11:34,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=3211, Unknown=5, NotChecked=230, Total=3660 [2022-11-25 18:11:34,794 INFO L87 Difference]: Start difference. First operand 37 states and 43 transitions. Second operand has 54 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 45 states have internal predecessors, (69), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:38,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:38,665 INFO L93 Difference]: Finished difference Result 55 states and 64 transitions. [2022-11-25 18:11:38,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-25 18:11:38,666 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 45 states have internal predecessors, (69), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 42 [2022-11-25 18:11:38,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:38,666 INFO L225 Difference]: With dead ends: 55 [2022-11-25 18:11:38,667 INFO L226 Difference]: Without dead ends: 53 [2022-11-25 18:11:38,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1443 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=611, Invalid=5398, Unknown=5, NotChecked=306, Total=6320 [2022-11-25 18:11:38,669 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 233 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:38,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 268 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 18:11:38,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-11-25 18:11:38,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 43. [2022-11-25 18:11:38,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 38 states have internal predecessors, (44), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:11:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2022-11-25 18:11:38,686 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 50 transitions. Word has length 42 [2022-11-25 18:11:38,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:38,687 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 50 transitions. [2022-11-25 18:11:38,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 45 states have internal predecessors, (69), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-11-25 18:11:38,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-25 18:11:38,688 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:38,688 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:38,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:11:38,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-25 18:11:38,891 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:38,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:38,891 INFO L85 PathProgramCache]: Analyzing trace with hash 924724691, now seen corresponding path program 1 times [2022-11-25 18:11:38,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:38,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734941529] [2022-11-25 18:11:38,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:38,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:41,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:11:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:42,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:11:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:42,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:11:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:11:42,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:42,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734941529] [2022-11-25 18:11:42,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734941529] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:42,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636572634] [2022-11-25 18:11:42,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:42,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:42,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:11:42,771 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:11:42,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 18:11:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:43,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 151 conjunts are in the unsatisfiable core [2022-11-25 18:11:43,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:11:43,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 18:11:43,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:43,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-25 18:11:43,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 18:11:43,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:11:44,014 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-25 18:11:44,014 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 14 treesize of output 20 [2022-11-25 18:11:44,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:11:44,050 INFO L321 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2022-11-25 18:11:44,051 INFO L350 Elim1Store]: Elim1 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 19 treesize of output 16 [2022-11-25 18:11:44,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:11:44,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:11:44,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-25 18:11:44,336 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 18:11:44,336 INFO L350 Elim1Store]: Elim1 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 90 [2022-11-25 18:11:44,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:44,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2022-11-25 18:11:44,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 24 [2022-11-25 18:11:44,901 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:11:44,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 35 [2022-11-25 18:11:44,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 18:11:44,916 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:11:44,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:11:44,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-25 18:11:45,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:45,266 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 18:11:45,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 68 [2022-11-25 18:11:45,293 INFO L321 Elim1Store]: treesize reduction 27, result has 48.1 percent of original size [2022-11-25 18:11:45,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 36 [2022-11-25 18:11:45,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:11:45,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:45,332 INFO L321 Elim1Store]: treesize reduction 31, result has 35.4 percent of original size [2022-11-25 18:11:45,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 38 [2022-11-25 18:11:45,366 INFO L321 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2022-11-25 18:11:45,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 30 [2022-11-25 18:11:46,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 18:11:46,152 INFO L321 Elim1Store]: treesize reduction 103, result has 14.9 percent of original size [2022-11-25 18:11:46,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 204 treesize of output 108 [2022-11-25 18:11:46,196 INFO L321 Elim1Store]: treesize reduction 66, result has 19.5 percent of original size [2022-11-25 18:11:46,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 237 treesize of output 154 [2022-11-25 18:11:46,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:46,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:46,216 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-25 18:11:46,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 66 [2022-11-25 18:11:46,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:46,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2022-11-25 18:11:46,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2022-11-25 18:11:46,673 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 18:11:46,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:11:46,683 INFO L321 Elim1Store]: treesize reduction 43, result has 6.5 percent of original size [2022-11-25 18:11:46,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 174 treesize of output 75 [2022-11-25 18:11:46,699 INFO L321 Elim1Store]: treesize reduction 18, result has 14.3 percent of original size [2022-11-25 18:11:46,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 18 [2022-11-25 18:11:46,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:11:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:11:46,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:11:46,929 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1956 (Array Int Int)) (v_ArrVal_1958 Int) (v_ArrVal_1964 (Array Int Int)) (v_ArrVal_1963 (Array Int Int)) (v_ArrVal_1961 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse0 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (let ((.cse4 (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base| v_ArrVal_1961) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1956)) (.cse1 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1964))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse3 (+ (select (select .cse4 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0 v_ArrVal_1958)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1963) (select (select .cse1 .cse2) .cse3)) (select (select .cse4 .cse2) .cse3))))))) is different from false [2022-11-25 18:11:46,984 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1956 (Array Int Int)) (v_ArrVal_1958 Int) (v_ArrVal_1964 (Array Int Int)) (v_ArrVal_1963 (Array Int Int)) (v_ArrVal_1961 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_15| Int)) (let ((.cse0 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (or (not (<= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0) |v_ULTIMATE.start_dll_append_~last~0#1.offset_15|)) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse2 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_15| 4)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse0))) (let ((.cse6 (store (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_1961) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1956)) (.cse3 (store (store |c_#memory_$Pointer$.base| .cse1 (store (select |c_#memory_$Pointer$.base| .cse1) .cse2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1964))) (let ((.cse4 (select (select .cse3 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (+ 4 (select (select .cse6 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (select (select (store (store |c_#memory_int| .cse1 (store (select |c_#memory_int| .cse1) .cse2 v_ArrVal_1958)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1963) (select (select .cse3 .cse4) .cse5)) (select (select .cse6 .cse4) .cse5))))))))) is different from false [2022-11-25 18:11:47,168 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1956 (Array Int Int)) (v_ArrVal_1958 Int) (v_ArrVal_1964 (Array Int Int)) (v_ArrVal_1963 (Array Int Int)) (v_ArrVal_1961 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_15| Int)) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse7 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (or (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_15| 4)) (.cse0 (select (select |c_#memory_$Pointer$.base| .cse6) .cse7))) (let ((.cse5 (store (store |c_#memory_$Pointer$.offset| .cse0 v_ArrVal_1961) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1956)) (.cse2 (store (store |c_#memory_$Pointer$.base| .cse0 (store (select |c_#memory_$Pointer$.base| .cse0) .cse1 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1964))) (let ((.cse3 (select (select .cse2 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse4 (+ (select (select .cse5 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (select (select (store (store |c_#memory_int| .cse0 (store (select |c_#memory_int| .cse0) .cse1 v_ArrVal_1958)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_1963) (select (select .cse2 .cse3) .cse4)) (select (select .cse5 .cse3) .cse4)))))) (not (<= (select (select |c_#memory_$Pointer$.offset| .cse6) .cse7) |v_ULTIMATE.start_dll_append_~last~0#1.offset_15|))))) is different from false [2022-11-25 18:11:47,217 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1956 (Array Int Int)) (v_ArrVal_1958 Int) (v_ArrVal_1964 (Array Int Int)) (v_ArrVal_1963 (Array Int Int)) (v_ArrVal_1961 (Array Int Int)) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_15| Int)) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse7 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (or (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse1 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_15| 4)) (.cse0 (select (select |c_#memory_$Pointer$.base| .cse6) .cse7))) (let ((.cse5 (store (store |c_#memory_$Pointer$.offset| .cse0 v_ArrVal_1961) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1956)) (.cse2 (store (store |c_#memory_$Pointer$.base| .cse0 (store (select |c_#memory_$Pointer$.base| .cse0) .cse1 |c_ULTIMATE.start_dll_append_#t~ret7#1.base|)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1964))) (let ((.cse3 (select (select .cse2 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse4 (+ (select (select .cse5 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (select (select (store (store |c_#memory_int| .cse0 (store (select |c_#memory_int| .cse0) .cse1 v_ArrVal_1958)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_1963) (select (select .cse2 .cse3) .cse4)) (select (select .cse5 .cse3) .cse4)))))) (not (<= (select (select |c_#memory_$Pointer$.offset| .cse6) .cse7) |v_ULTIMATE.start_dll_append_~last~0#1.offset_15|))))) is different from false [2022-11-25 18:11:47,376 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1956 (Array Int Int)) (v_ArrVal_1958 Int) (v_ArrVal_1975 (Array Int Int)) (v_ArrVal_1964 (Array Int Int)) (v_ArrVal_1974 (Array Int Int)) (v_ArrVal_1963 (Array Int Int)) (v_ArrVal_1973 (Array Int Int)) (v_ArrVal_1961 (Array Int Int)) (|v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| Int) (|v_ULTIMATE.start_dll_append_~last~0#1.offset_15| Int)) (let ((.cse8 (store |c_#memory_$Pointer$.offset| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| v_ArrVal_1974)) (.cse7 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| v_ArrVal_1975))) (let ((.cse9 (select (select .cse7 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse10 (+ (select (select .cse8 |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (or (= (let ((.cse2 (+ |v_ULTIMATE.start_dll_append_~last~0#1.offset_15| 4)) (.cse1 (select (select .cse7 .cse9) .cse10))) (let ((.cse6 (store (store .cse8 .cse1 v_ArrVal_1961) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| v_ArrVal_1956)) (.cse3 (store (store .cse7 .cse1 (store (select .cse7 .cse1) .cse2 |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25|)) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| v_ArrVal_1964))) (let ((.cse4 (select (select .cse3 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (+ (select (select .cse6 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (select (select (store (let ((.cse0 (store |c_#memory_int| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| v_ArrVal_1973))) (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 v_ArrVal_1958))) |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| v_ArrVal_1963) (select (select .cse3 .cse4) .cse5)) (select (select .cse6 .cse4) .cse5))))) |c_ULTIMATE.start_main_~data~0#1|) (not (= 0 (select |c_#valid| |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25|))) (not (< |v_ULTIMATE.start_dll_append_#t~ret7#1.base_25| |c_#StackHeapBarrier|)) (not (<= (select (select .cse8 .cse9) .cse10) |v_ULTIMATE.start_dll_append_~last~0#1.offset_15|)))))) is different from false [2022-11-25 18:11:47,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636572634] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:47,380 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:11:47,381 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 28] total 51 [2022-11-25 18:11:47,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306387452] [2022-11-25 18:11:47,381 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:11:47,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-11-25 18:11:47,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:47,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-11-25 18:11:47,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=2501, Unknown=7, NotChecked=520, Total=3192 [2022-11-25 18:11:47,387 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. Second operand has 51 states, 49 states have (on average 1.469387755102041) internal successors, (72), 42 states have internal predecessors, (72), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:52,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 18:11:55,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:55,868 INFO L93 Difference]: Finished difference Result 56 states and 65 transitions. [2022-11-25 18:11:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-25 18:11:55,868 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 49 states have (on average 1.469387755102041) internal successors, (72), 42 states have internal predecessors, (72), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 44 [2022-11-25 18:11:55,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:55,869 INFO L225 Difference]: With dead ends: 56 [2022-11-25 18:11:55,869 INFO L226 Difference]: Without dead ends: 54 [2022-11-25 18:11:55,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 29 SyntacticMatches, 2 SemanticMatches, 76 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=514, Invalid=4755, Unknown=7, NotChecked=730, Total=6006 [2022-11-25 18:11:55,872 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 247 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 34 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:55,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 354 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1118 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2022-11-25 18:11:55,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-11-25 18:11:55,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 45. [2022-11-25 18:11:55,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 40 states have (on average 1.15) internal successors, (46), 40 states have internal predecessors, (46), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 18:11:55,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 52 transitions. [2022-11-25 18:11:55,890 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 52 transitions. Word has length 44 [2022-11-25 18:11:55,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:55,891 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 52 transitions. [2022-11-25 18:11:55,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 49 states have (on average 1.469387755102041) internal successors, (72), 42 states have internal predecessors, (72), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:11:55,891 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-11-25 18:11:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-25 18:11:55,892 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:55,892 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:55,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-25 18:11:56,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-25 18:11:56,100 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:56,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:56,100 INFO L85 PathProgramCache]: Analyzing trace with hash 478170515, now seen corresponding path program 2 times [2022-11-25 18:11:56,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:56,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456518595] [2022-11-25 18:11:56,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:56,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:11:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:58,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:11:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:58,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:11:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:11:58,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:58,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456518595] [2022-11-25 18:11:58,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456518595] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:11:58,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618154886] [2022-11-25 18:11:58,693 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:11:58,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:11:58,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:11:58,695 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:11:58,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-25 18:11:59,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 18:11:59,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:11:59,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 123 conjunts are in the unsatisfiable core [2022-11-25 18:11:59,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:11:59,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 18:11:59,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:11:59,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:11:59,624 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-25 18:11:59,624 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 14 treesize of output 20 [2022-11-25 18:11:59,647 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-25 18:11:59,647 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 14 treesize of output 20 [2022-11-25 18:11:59,674 INFO L321 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2022-11-25 18:11:59,674 INFO L350 Elim1Store]: Elim1 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 19 treesize of output 16 [2022-11-25 18:11:59,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2022-11-25 18:11:59,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-25 18:11:59,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2022-11-25 18:11:59,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-25 18:11:59,918 INFO L321 Elim1Store]: treesize reduction 39, result has 18.8 percent of original size [2022-11-25 18:11:59,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 57 [2022-11-25 18:11:59,932 INFO L350 Elim1Store]: Elim1 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 46 treesize of output 42 [2022-11-25 18:12:00,396 INFO L321 Elim1Store]: treesize reduction 34, result has 2.9 percent of original size [2022-11-25 18:12:00,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 110 treesize of output 44 [2022-11-25 18:12:00,423 INFO L321 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2022-11-25 18:12:00,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 21 [2022-11-25 18:12:00,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 18:12:00,517 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (exists ((v_ArrVal_2231 (Array Int Int))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |node_create_~temp~0#1.base| v_ArrVal_2231))) (<= (+ |node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((v_ArrVal_2230 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_2230) |c_#memory_$Pointer$.base|)) (= 0 (select |c_old(#valid)| |node_create_~temp~0#1.base|)))) is different from true [2022-11-25 18:12:00,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:00,570 INFO L321 Elim1Store]: treesize reduction 52, result has 17.5 percent of original size [2022-11-25 18:12:00,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 106 [2022-11-25 18:12:00,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:00,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:00,593 INFO L321 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2022-11-25 18:12:00,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 107 treesize of output 110 [2022-11-25 18:12:00,628 INFO L321 Elim1Store]: treesize reduction 8, result has 77.1 percent of original size [2022-11-25 18:12:00,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 36 [2022-11-25 18:12:01,028 INFO L321 Elim1Store]: treesize reduction 70, result has 4.1 percent of original size [2022-11-25 18:12:01,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 156 treesize of output 74 [2022-11-25 18:12:01,055 INFO L321 Elim1Store]: treesize reduction 20, result has 39.4 percent of original size [2022-11-25 18:12:01,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 32 [2022-11-25 18:12:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 4 not checked. [2022-11-25 18:12:01,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:12:01,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618154886] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:12:01,644 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:12:01,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 42 [2022-11-25 18:12:01,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857315182] [2022-11-25 18:12:01,644 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:12:01,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2022-11-25 18:12:01,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:01,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2022-11-25 18:12:01,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1859, Unknown=2, NotChecked=86, Total=2070 [2022-11-25 18:12:01,647 INFO L87 Difference]: Start difference. First operand 45 states and 52 transitions. Second operand has 42 states, 40 states have (on average 1.625) internal successors, (65), 36 states have internal predecessors, (65), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:12:06,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:06,046 INFO L93 Difference]: Finished difference Result 74 states and 89 transitions. [2022-11-25 18:12:06,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-25 18:12:06,046 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 40 states have (on average 1.625) internal successors, (65), 36 states have internal predecessors, (65), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 44 [2022-11-25 18:12:06,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:06,047 INFO L225 Difference]: With dead ends: 74 [2022-11-25 18:12:06,047 INFO L226 Difference]: Without dead ends: 62 [2022-11-25 18:12:06,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 58 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 623 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=288, Invalid=3136, Unknown=2, NotChecked=114, Total=3540 [2022-11-25 18:12:06,048 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 90 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 54 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:06,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 338 Invalid, 885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 806 Invalid, 0 Unknown, 54 Unchecked, 1.3s Time] [2022-11-25 18:12:06,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-11-25 18:12:06,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 59. [2022-11-25 18:12:06,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 52 states have (on average 1.1346153846153846) internal successors, (59), 52 states have internal predecessors, (59), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-25 18:12:06,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions. [2022-11-25 18:12:06,071 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 44 [2022-11-25 18:12:06,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:06,072 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions. [2022-11-25 18:12:06,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 40 states have (on average 1.625) internal successors, (65), 36 states have internal predecessors, (65), 6 states have call successors, (6), 3 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:12:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-11-25 18:12:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-25 18:12:06,073 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:06,073 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:06,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-25 18:12:06,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-25 18:12:06,274 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:06,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:06,274 INFO L85 PathProgramCache]: Analyzing trace with hash -397769244, now seen corresponding path program 1 times [2022-11-25 18:12:06,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:06,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951271127] [2022-11-25 18:12:06,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:06,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:08,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:12:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:08,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:12:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:08,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:12:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:12:09,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:09,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951271127] [2022-11-25 18:12:09,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951271127] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:12:09,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217559201] [2022-11-25 18:12:09,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:09,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:12:09,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:12:09,314 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:12:09,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-25 18:12:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:10,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 144 conjunts are in the unsatisfiable core [2022-11-25 18:12:10,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:12:10,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 18:12:10,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:12:10,439 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (<= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_#t~ret4#1.offset|)) is different from false [2022-11-25 18:12:10,442 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (<= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_#t~ret4#1.offset|)) is different from true [2022-11-25 18:12:10,470 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= 0 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0))))))) is different from false [2022-11-25 18:12:10,472 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (<= 0 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0))))))) is different from true [2022-11-25 18:12:10,524 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1)) is different from false [2022-11-25 18:12:10,526 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1)) is different from true [2022-11-25 18:12:10,577 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:10,580 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:10,611 WARN L837 $PredicateComparison]: unable to prove that (and (not (= |c_node_create_~temp~0#1.base| 0)) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:10,614 WARN L859 $PredicateComparison]: unable to prove that (and (not (= |c_node_create_~temp~0#1.base| 0)) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:10,673 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= |c_node_create_#res#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (not (= |c_node_create_#res#1.base| 0)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:10,676 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= |c_node_create_#res#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (not (= |c_node_create_#res#1.base| 0)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:10,779 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:10,783 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:10,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:12:10,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:12:10,880 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 .cse0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (<= .cse0 0) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from false [2022-11-25 18:12:10,885 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 .cse0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (<= .cse0 0) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from true [2022-11-25 18:12:10,914 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 18:12:10,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 46 [2022-11-25 18:12:10,949 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-25 18:12:10,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 41 [2022-11-25 18:12:10,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:12:10,995 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (and (<= 0 .cse0) (<= .cse0 0))) (= .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse2) 1) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from false [2022-11-25 18:12:10,999 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse1))) (and (<= 0 .cse0) (<= .cse0 0))) (= .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse2) 1) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from true [2022-11-25 18:12:11,072 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= 0 .cse0) (<= .cse0 0))) (= .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse1) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse1) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from false [2022-11-25 18:12:11,076 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= 0 .cse0) (<= .cse0 0))) (= .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse1) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse1) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from true [2022-11-25 18:12:11,214 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base| 1)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base|) 0))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_#res#1.base| 0)) (or (= .cse0 |c_ULTIMATE.start_dll_create_#res#1.base|) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (<= .cse2 0) (<= 0 .cse2)))) (= |c_ULTIMATE.start_dll_create_#res#1.offset| 0) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from false [2022-11-25 18:12:11,217 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base| 1)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base|) 0))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_#res#1.base| 0)) (or (= .cse0 |c_ULTIMATE.start_dll_create_#res#1.base|) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (<= .cse2 0) (<= 0 .cse2)))) (= |c_ULTIMATE.start_dll_create_#res#1.offset| 0) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from true [2022-11-25 18:12:11,306 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse1) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| .cse1 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse1) 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse1) 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= .cse0 .cse1)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= 0 .cse1)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from false [2022-11-25 18:12:11,310 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse1) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| .cse1 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse1) 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse1) 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= .cse0 .cse1)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= 0 .cse1)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from true [2022-11-25 18:12:11,329 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:12:11,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 42 [2022-11-25 18:12:11,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:11,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 27 treesize of output 15 [2022-11-25 18:12:11,401 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:11,404 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:11,492 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_node_create_~temp~0#1.base| |c_#StackHeapBarrier|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (not (= |c_node_create_~temp~0#1.base| 0)) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:11,496 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_node_create_~temp~0#1.base| |c_#StackHeapBarrier|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (not (= |c_node_create_~temp~0#1.base| 0)) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:11,644 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((v_ArrVal_2484 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_2484))) (not (= |c_node_create_#res#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((v_ArrVal_2485 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_2485) |c_#memory_$Pointer$.offset|)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:11,648 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((v_ArrVal_2484 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_2484))) (not (= |c_node_create_#res#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((v_ArrVal_2485 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_2485) |c_#memory_$Pointer$.offset|)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:11,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:11,768 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 18:12:11,769 INFO L350 Elim1Store]: Elim1 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 85 [2022-11-25 18:12:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:11,795 INFO L321 Elim1Store]: treesize reduction 31, result has 35.4 percent of original size [2022-11-25 18:12:11,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 60 [2022-11-25 18:12:11,988 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse2) 4)) (.cse0 (+ |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 2))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse3) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse4 (select |v_#valid_BEFORE_CALL_33| .cse4))) |v_#valid_BEFORE_CALL_33|))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 0)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (or (let ((.cse5 (select (select |c_#memory_$Pointer$.offset| .cse2) 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= .cse3 .cse2) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse2)) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse6 (select |v_#valid_BEFORE_CALL_30| .cse6)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= 0 .cse2))))) is different from false [2022-11-25 18:12:11,994 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse2) 4)) (.cse0 (+ |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 2))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse3) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse4 (select |v_#valid_BEFORE_CALL_33| .cse4))) |v_#valid_BEFORE_CALL_33|))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 0)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (or (let ((.cse5 (select (select |c_#memory_$Pointer$.offset| .cse2) 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= .cse3 .cse2) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse2)) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse6 (select |v_#valid_BEFORE_CALL_30| .cse6)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= 0 .cse2))))) is different from true [2022-11-25 18:12:12,191 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse4 (select (select |c_#memory_$Pointer$.base| .cse3) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (or (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| .cse3) 4))) (and (<= 0 .cse2) (<= .cse2 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse3) (= .cse4 .cse3)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse5 (select |v_#valid_BEFORE_CALL_29| .cse5))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse4) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse3) 0) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse6 (select |v_#valid_BEFORE_CALL_33| .cse6))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse3 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= 0 .cse3))))) is different from false [2022-11-25 18:12:12,196 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse4 (select (select |c_#memory_$Pointer$.base| .cse3) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (or (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| .cse3) 4))) (and (<= 0 .cse2) (<= .cse2 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse3) (= .cse4 .cse3)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse5 (select |v_#valid_BEFORE_CALL_29| .cse5))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse4) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse3) 0) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse6 (select |v_#valid_BEFORE_CALL_33| .cse6))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse3 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= 0 .cse3))))) is different from true [2022-11-25 18:12:12,352 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse5 (select (select |c_#memory_$Pointer$.base| .cse4) 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| .cse2) (or (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse4) 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse4) (= .cse5 .cse4)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse6 (select |v_#valid_BEFORE_CALL_29| .cse6))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse5) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse4) 0) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse7 (select |v_#valid_BEFORE_CALL_33| .cse7))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse4 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse4) (not (= 0 .cse4))))) is different from false [2022-11-25 18:12:12,357 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse5 (select (select |c_#memory_$Pointer$.base| .cse4) 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| .cse2) (or (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse4) 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse4) (= .cse5 .cse4)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse6 (select |v_#valid_BEFORE_CALL_29| .cse6))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse5) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse4) 0) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse7 (select |v_#valid_BEFORE_CALL_33| .cse7))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse4 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse4) (not (= 0 .cse4))))) is different from true [2022-11-25 18:12:12,683 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse3 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse3 4)) (.cse6 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse4 (+ .cse2 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse3 .cse4) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (or (let ((.cse5 (select .cse6 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse8 .cse7)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= 0 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse6 .cse4)))))) is different from false [2022-11-25 18:12:12,688 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse3 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse3 4)) (.cse6 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse4 (+ .cse2 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse3 .cse4) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (or (let ((.cse5 (select .cse6 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse8 .cse7)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= 0 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse6 .cse4)))))) is different from true [2022-11-25 18:12:12,869 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse3 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse3 4)) (.cse6 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse4 (+ .cse2 4))) (and (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |c_ULTIMATE.start_dll_append_#t~mem11#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse3 .cse4) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (or (let ((.cse5 (select .cse6 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse8 .cse7)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= 0 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse6 .cse4)))))) is different from false [2022-11-25 18:12:12,874 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse3 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse3 4)) (.cse6 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse4 (+ .cse2 4))) (and (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |c_ULTIMATE.start_dll_append_#t~mem11#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse3 .cse4) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (or (let ((.cse5 (select .cse6 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse8 .cse7)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= 0 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse6 .cse4)))))) is different from true [2022-11-25 18:12:13,076 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse3 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse3 4)) (.cse6 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse4 (+ .cse2 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse3 .cse4) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (or (let ((.cse5 (select .cse6 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse8 .cse7)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= 0 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse6 .cse4)))))) is different from false [2022-11-25 18:12:13,082 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse3 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse3 4)) (.cse6 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse4 (+ .cse2 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse3 .cse4) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (or (let ((.cse5 (select .cse6 4))) (and (<= 0 .cse5) (<= .cse5 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse8 .cse7)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (not (= 0 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse6 .cse4)))))) is different from true [2022-11-25 18:12:13,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 18:12:13,223 INFO L321 Elim1Store]: treesize reduction 145, result has 11.0 percent of original size [2022-11-25 18:12:13,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 255 treesize of output 130 [2022-11-25 18:12:13,311 INFO L321 Elim1Store]: treesize reduction 66, result has 19.5 percent of original size [2022-11-25 18:12:13,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 397 treesize of output 282 [2022-11-25 18:12:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:13,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:13,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:13,351 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 18:12:13,352 INFO L350 Elim1Store]: Elim1 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 6 new quantified variables, introduced 1 case distinctions, treesize of input 327 treesize of output 223 [2022-11-25 18:12:13,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:13,405 INFO L321 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2022-11-25 18:12:13,406 INFO L350 Elim1Store]: Elim1 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 287 treesize of output 233 [2022-11-25 18:12:13,567 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse7 (select (select |c_#memory_$Pointer$.base| .cse5) 4)) (.cse4 (select |c_#memory_$Pointer$.offset| .cse5)) (.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| .cse7) (+ 4 (select .cse4 (+ .cse2 4)))))) (let ((.cse0 (+ 2 .cse6))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (= .cse2 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse3 (select .cse4 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= .cse5 .cse6) (= .cse7 .cse5)) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse7) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (not (= 0 .cse6)) (not (= 0 .cse5))))))) is different from false [2022-11-25 18:12:13,572 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse7 (select (select |c_#memory_$Pointer$.base| .cse5) 4)) (.cse4 (select |c_#memory_$Pointer$.offset| .cse5)) (.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| .cse7) (+ 4 (select .cse4 (+ .cse2 4)))))) (let ((.cse0 (+ 2 .cse6))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (= .cse2 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse3 (select .cse4 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= .cse5 .cse6) (= .cse7 .cse5)) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse7) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (not (= 0 .cse6)) (not (= 0 .cse5))))))) is different from true [2022-11-25 18:12:14,136 WARN L837 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| .cse0) 4)) (.cse9 (select |c_#memory_$Pointer$.offset| .cse0)) (.cse4 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| .cse6) (+ (select .cse9 (+ .cse4 4)) 4)))) (let ((.cse2 (select .cse9 4)) (.cse1 (+ 2 .cse8))) (and (= .cse0 |c_ULTIMATE.start_main_~ptr~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (<= 0 .cse2) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| .cse4) (<= .cse1 |ULTIMATE.start_main_~#s~0#1.base|) (<= .cse2 0) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (= .cse4 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse7 (select |v_#valid_BEFORE_CALL_33| .cse7))) |v_#valid_BEFORE_CALL_33|) (not (= .cse8 0)) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse8) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|))))))) is different from false [2022-11-25 18:12:15,351 WARN L859 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| .cse0) 4)) (.cse9 (select |c_#memory_$Pointer$.offset| .cse0)) (.cse4 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| .cse6) (+ (select .cse9 (+ .cse4 4)) 4)))) (let ((.cse2 (select .cse9 4)) (.cse1 (+ 2 .cse8))) (and (= .cse0 |c_ULTIMATE.start_main_~ptr~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (<= 0 .cse2) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| .cse4) (<= .cse1 |ULTIMATE.start_main_~#s~0#1.base|) (<= .cse2 0) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (= .cse4 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse7 (select |v_#valid_BEFORE_CALL_33| .cse7))) |v_#valid_BEFORE_CALL_33|) (not (= .cse8 0)) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse8) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|))))))) is different from true [2022-11-25 18:12:15,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:15,598 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-25 18:12:15,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 235 treesize of output 135 [2022-11-25 18:12:15,798 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse0) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| .cse2) (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4)))) (let ((.cse4 (+ 2 .cse1))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse1) 0) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= |c_ULTIMATE.start_main_~ptr~0#1.base| .cse2) (not (= .cse1 0)) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (<= .cse4 |ULTIMATE.start_main_~#s~0#1.base|) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse2) 0) (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse6 (select |v_#valid_BEFORE_CALL_33| .cse6))) |v_#valid_BEFORE_CALL_33|) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|))))))) (<= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (<= 0 |c_ULTIMATE.start_main_~ptr~0#1.offset|)) is different from false [2022-11-25 18:12:15,803 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse0) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| .cse2) (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4)))) (let ((.cse4 (+ 2 .cse1))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse1) 0) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= |c_ULTIMATE.start_main_~ptr~0#1.base| .cse2) (not (= .cse1 0)) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (<= .cse4 |ULTIMATE.start_main_~#s~0#1.base|) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse2) 0) (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse6 (select |v_#valid_BEFORE_CALL_33| .cse6))) |v_#valid_BEFORE_CALL_33|) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|))))))) (<= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (<= 0 |c_ULTIMATE.start_main_~ptr~0#1.offset|)) is different from true [2022-11-25 18:12:16,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 18:12:16,031 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 18:12:16,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 162 treesize of output 56 [2022-11-25 18:12:16,149 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_~ptr~0#1.base| 2))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_main_~ptr~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_58 Int) (v_arrayElimIndex_57 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_28| v_arrayElimIndex_58) 0) (= (select |v_#valid_BEFORE_CALL_33| v_arrayElimIndex_58) 1) (= (select |v_#valid_BEFORE_CALL_33| v_arrayElimIndex_57) 0) (= (select (store |v_#valid_BEFORE_CALL_33| v_arrayElimIndex_57 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse2 (select |v_#valid_BEFORE_CALL_33| .cse2))) |v_#valid_BEFORE_CALL_33|) (<= .cse1 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (not (= v_arrayElimIndex_57 0)))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from false [2022-11-25 18:12:16,154 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_~ptr~0#1.base| 2))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_main_~ptr~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_58 Int) (v_arrayElimIndex_57 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_28| v_arrayElimIndex_58) 0) (= (select |v_#valid_BEFORE_CALL_33| v_arrayElimIndex_58) 1) (= (select |v_#valid_BEFORE_CALL_33| v_arrayElimIndex_57) 0) (= (select (store |v_#valid_BEFORE_CALL_33| v_arrayElimIndex_57 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse2 (select |v_#valid_BEFORE_CALL_33| .cse2))) |v_#valid_BEFORE_CALL_33|) (<= .cse1 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (not (= v_arrayElimIndex_57 0)))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from true [2022-11-25 18:12:16,155 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 28 not checked. [2022-11-25 18:12:16,155 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:12:17,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217559201] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:12:17,654 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:12:17,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 31] total 54 [2022-11-25 18:12:17,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604552096] [2022-11-25 18:12:17,654 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:12:17,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2022-11-25 18:12:17,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:17,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2022-11-25 18:12:17,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1388, Unknown=53, NotChecked=2450, Total=4032 [2022-11-25 18:12:17,657 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand has 54 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 44 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:12:18,057 WARN L837 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_#t~ret4#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)) is different from false [2022-11-25 18:12:18,060 WARN L859 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_#t~ret4#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)) is different from true [2022-11-25 18:12:18,064 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= 0 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)) is different from false [2022-11-25 18:12:18,066 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= 0 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)) is different from true [2022-11-25 18:12:18,070 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (not (= |c_ULTIMATE.start_dll_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1)) is different from false [2022-11-25 18:12:18,072 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_24| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |c_#valid| .cse0)))))) (not (= |c_ULTIMATE.start_dll_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1)) is different from true [2022-11-25 18:12:18,077 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:18,080 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse0 (select |v_#valid_BEFORE_CALL_29| .cse0))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:18,085 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#valid| |c_node_create_~temp~0#1.base|))) (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (not (= |c_node_create_~temp~0#1.base| 0)) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (<= 0 |c_node_create_~temp~0#1.offset|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= |c_node_create_~temp~0#1.offset| 0) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from false [2022-11-25 18:12:18,087 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#valid| |c_node_create_~temp~0#1.base|))) (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (not (= |c_node_create_~temp~0#1.base| 0)) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (<= 0 |c_node_create_~temp~0#1.offset|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= |c_node_create_~temp~0#1.offset| 0) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from true [2022-11-25 18:12:18,105 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|)) (.cse1 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|))) (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (or (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= .cse0 |c_node_create_#res#1.base|)) (= |c_node_create_#res#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse1 (select |c_#memory_$Pointer$.offset| .cse1))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse0 (select |c_#memory_$Pointer$.base| .cse0))) (not (= |c_node_create_#res#1.base| 0)) (= |c_#valid| (let ((.cse2 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse2 (select |c_#valid| .cse2)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (<= 0 |c_node_create_#res#1.offset|) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse1 |c_node_create_#res#1.base|)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from false [2022-11-25 18:12:18,111 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|)) (.cse1 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|))) (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (or (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= .cse0 |c_node_create_#res#1.base|)) (= |c_node_create_#res#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse1 (select |c_#memory_$Pointer$.offset| .cse1))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse0 (select |c_#memory_$Pointer$.base| .cse0))) (not (= |c_node_create_#res#1.base| 0)) (= |c_#valid| (let ((.cse2 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse2 (select |c_#valid| .cse2)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (<= 0 |c_node_create_#res#1.offset|) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse1 |c_node_create_#res#1.base|)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from true [2022-11-25 18:12:18,126 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:18,130 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 0)) (not (= |c_ULTIMATE.start_dll_create_#t~ret4#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (not (= |c_ULTIMATE.start_dll_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:18,147 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse4 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 .cse0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|) (= .cse0 0) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (<= .cse0 0) (not (= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse1) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from false [2022-11-25 18:12:18,152 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse4 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 .cse0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= .cse1 |c_ULTIMATE.start_dll_create_~head~0#1.base|) (= .cse0 0) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (<= .cse0 0) (not (= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse1) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from true [2022-11-25 18:12:18,168 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse5))) (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse5)) (.cse0 (= .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not .cse0) (= .cse1 0) (or (and (<= 0 .cse1) (<= .cse1 0)) .cse0) (not (= .cse2 |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse2) 1) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse2) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))))) is different from false [2022-11-25 18:12:18,172 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse5 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse5))) (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse5)) (.cse0 (= .cse2 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (not .cse0) (= .cse1 0) (or (and (<= 0 .cse1) (<= .cse1 0)) .cse0) (not (= .cse2 |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 0)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse2) 1) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse2) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))))) is different from true [2022-11-25 18:12:18,185 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (.cse2 (= .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)) (or (and (<= 0 .cse1) (<= .cse1 0)) .cse2) (= .cse1 0) (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not .cse2) (= (select |c_#valid| .cse0) 1) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from false [2022-11-25 18:12:18,189 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4)) (.cse2 (= .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)) (or (and (<= 0 .cse1) (<= .cse1 0)) .cse2) (= .cse1 0) (not (= 0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (not .cse2) (= (select |c_#valid| .cse0) 1) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))))) is different from true [2022-11-25 18:12:18,200 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (let ((.cse2 (= .cse0 |c_ULTIMATE.start_dll_create_#res#1.base|)) (.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#res#1.base|) 1) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base| 1)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base|) 0))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not .cse2) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_#res#1.base| 0)) (or .cse2 (and (<= .cse3 0) (<= 0 .cse3))) (= |c_ULTIMATE.start_dll_create_#res#1.offset| 0) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse0) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (= .cse3 0)))) is different from false [2022-11-25 18:12:18,205 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (let ((.cse2 (= .cse0 |c_ULTIMATE.start_dll_create_#res#1.base|)) (.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#res#1.base|) 1) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base| 1)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_30| |c_ULTIMATE.start_dll_create_#res#1.base|) 0))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not .cse2) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_dll_create_#res#1.base| 0)) (or .cse2 (and (<= .cse3 0) (<= 0 .cse3))) (= |c_ULTIMATE.start_dll_create_#res#1.offset| 0) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse0) 1) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (= .cse3 0)))) is different from true [2022-11-25 18:12:18,219 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse1) 4))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse1) 4)) (.cse4 (= .cse0 .cse1))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| .cse1 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse1) 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| .cse0) 1) (or (and (<= 0 .cse3) (<= .cse3 0)) .cse4) (= .cse3 0) (not .cse4) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= (select |c_#valid| .cse1) 1) (not (= .cse0 |c_ULTIMATE.start_dll_append_~head#1.base|)) (not (= 0 .cse1)) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse5 (select |v_#valid_BEFORE_CALL_29| .cse5))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))))) is different from false [2022-11-25 18:12:18,223 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse1) 4))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse1) 4)) (.cse4 (= .cse0 .cse1))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_26| .cse0) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_30| .cse1 1)) (= (select |v_#valid_BEFORE_CALL_30| .cse1) 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_#valid_BEFORE_CALL_30| .cse0) 1))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| .cse0) 1) (or (and (<= 0 .cse3) (<= .cse3 0)) .cse4) (= .cse3 0) (not .cse4) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= (select |c_#valid| .cse1) 1) (not (= .cse0 |c_ULTIMATE.start_dll_append_~head#1.base|)) (not (= 0 .cse1)) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse5 (select |v_#valid_BEFORE_CALL_29| .cse5))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))))) is different from true [2022-11-25 18:12:18,238 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from false [2022-11-25 18:12:18,242 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse0 (select |v_#valid_BEFORE_CALL_30| .cse0)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0)))) is different from true [2022-11-25 18:12:18,254 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#valid| |c_node_create_~temp~0#1.base|))) (and (< |c_node_create_~temp~0#1.base| |c_#StackHeapBarrier|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (not (= |c_node_create_~temp~0#1.base| 0)) (<= 0 |c_node_create_~temp~0#1.offset|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= |c_node_create_~temp~0#1.offset| 0) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse2 (select |v_#valid_BEFORE_CALL_29| .cse2))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from false [2022-11-25 18:12:18,258 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#valid| |c_node_create_~temp~0#1.base|))) (and (< |c_node_create_~temp~0#1.base| |c_#StackHeapBarrier|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (not (= |c_node_create_~temp~0#1.base| 0)) (<= 0 |c_node_create_~temp~0#1.offset|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= |c_node_create_~temp~0#1.offset| 0) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse2 (select |v_#valid_BEFORE_CALL_29| .cse2))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from true [2022-11-25 18:12:18,333 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|)) (.cse1 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|))) (and (or (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= .cse0 |c_node_create_#res#1.base|)) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse1 (select |c_#memory_$Pointer$.offset| .cse1))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse0 (select |c_#memory_$Pointer$.base| .cse0))) (exists ((v_ArrVal_2484 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_2484))) (not (= |c_node_create_#res#1.base| 0)) (= |c_#valid| (let ((.cse2 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse2 (select |c_#valid| .cse2)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((v_ArrVal_2485 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_2485) |c_#memory_$Pointer$.offset|)) (<= 0 |c_node_create_#res#1.offset|) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse1 |c_node_create_#res#1.base|)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from false [2022-11-25 18:12:18,339 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|)) (.cse1 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|))) (and (or (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= .cse0 |c_node_create_#res#1.base|)) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse1 (select |c_#memory_$Pointer$.offset| .cse1))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse0 (select |c_#memory_$Pointer$.base| .cse0))) (exists ((v_ArrVal_2484 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_2484))) (not (= |c_node_create_#res#1.base| 0)) (= |c_#valid| (let ((.cse2 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse2 (select |c_#valid| .cse2)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse3 (select |v_#valid_BEFORE_CALL_30| .cse3)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (exists ((v_ArrVal_2485 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_2485) |c_#memory_$Pointer$.offset|)) (<= 0 |c_node_create_#res#1.offset|) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse1 |c_node_create_#res#1.base|)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse4 (select |v_#valid_BEFORE_CALL_29| .cse4))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))))) is different from true [2022-11-25 18:12:18,408 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| .cse3) 4)) (.cse7 (select (select |c_#memory_$Pointer$.base| .cse2) 4)) (.cse0 (+ |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 2))) (and (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (= (select (select |c_#memory_$Pointer$.offset| .cse2) 4) 0) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| |c_ULTIMATE.start_dll_append_~head#1.base|)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse3 1) |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse4) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse3) 0) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse5 (select |v_#valid_BEFORE_CALL_33| .cse5))) |v_#valid_BEFORE_CALL_33|))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 0)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (or (let ((.cse6 (select (select |c_#memory_$Pointer$.offset| .cse3) 4))) (and (<= 0 .cse6) (<= .cse6 0))) (= .cse4 .cse3) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse3)) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse2)) (not (= .cse7 .cse2)) (not (= .cse7 |c_ULTIMATE.start_dll_append_~head#1.base|)) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse7)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse8 (select |v_#valid_BEFORE_CALL_30| .cse8)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= 0 .cse3))))) is different from false [2022-11-25 18:12:18,413 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| .cse3) 4)) (.cse7 (select (select |c_#memory_$Pointer$.base| .cse2) 4)) (.cse0 (+ |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 2))) (and (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse1 (select |v_#valid_BEFORE_CALL_29| .cse1))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (= (select (select |c_#memory_$Pointer$.offset| .cse2) 4) 0) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| |c_ULTIMATE.start_dll_append_~head#1.base|)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse3 1) |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse4) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse3) 0) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse5 (select |v_#valid_BEFORE_CALL_33| .cse5))) |v_#valid_BEFORE_CALL_33|))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 0)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (or (let ((.cse6 (select (select |c_#memory_$Pointer$.offset| .cse3) 4))) (and (<= 0 .cse6) (<= .cse6 0))) (= .cse4 .cse3) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse3)) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse2)) (not (= .cse7 .cse2)) (not (= .cse7 |c_ULTIMATE.start_dll_append_~head#1.base|)) (not (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse7)) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse8 (select |v_#valid_BEFORE_CALL_30| .cse8)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= 0 .cse3))))) is different from true [2022-11-25 18:12:18,462 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse1 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse6 (select (select |c_#memory_$Pointer$.base| .cse5) 4)) (.cse3 (select (select |c_#memory_$Pointer$.base| .cse0) 4))) (and (not (= .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (= (select (select |c_#memory_$Pointer$.offset| .cse0) 4) 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_dll_append_~head#1.base|)) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= .cse3 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= .cse3 .cse0)) (or (let ((.cse4 (select (select |c_#memory_$Pointer$.offset| .cse5) 4))) (and (<= 0 .cse4) (<= .cse4 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse5) (= .cse6 .cse5)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse7 (select |v_#valid_BEFORE_CALL_29| .cse7))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= .cse3 |c_ULTIMATE.start_dll_append_~head#1.base|)) (not (= 0 .cse5))))) is different from false [2022-11-25 18:12:18,468 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse1 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse6 (select (select |c_#memory_$Pointer$.base| .cse5) 4)) (.cse3 (select (select |c_#memory_$Pointer$.base| .cse0) 4))) (and (not (= .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 0) (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse2 (select |v_#valid_BEFORE_CALL_30| .cse2)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (= (select (select |c_#memory_$Pointer$.offset| .cse0) 4) 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_dll_append_~head#1.base|)) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= .cse3 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= .cse3 .cse0)) (or (let ((.cse4 (select (select |c_#memory_$Pointer$.offset| .cse5) 4))) (and (<= 0 .cse4) (<= .cse4 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse5) (= .cse6 .cse5)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse7 (select |v_#valid_BEFORE_CALL_29| .cse7))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= .cse3 |c_ULTIMATE.start_dll_append_~head#1.base|)) (not (= 0 .cse5))))) is different from true [2022-11-25 18:12:18,541 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse6 (select (select |c_#memory_$Pointer$.base| .cse5) 4)) (.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) 4) 0) (not (= .cse3 |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| .cse2) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= .cse3 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (let ((.cse4 (select (select |c_#memory_$Pointer$.offset| .cse5) 4))) (and (<= 0 .cse4) (<= .cse4 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse5) (= .cse6 .cse5)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse7 (select |v_#valid_BEFORE_CALL_29| .cse7))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse3)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse5) (not (= 0 .cse5))))) is different from false [2022-11-25 18:12:18,547 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse6 (select (select |c_#memory_$Pointer$.base| .cse5) 4)) (.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (= .cse2 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) 4) 0) (not (= .cse3 |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| .cse2) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= .cse3 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (let ((.cse4 (select (select |c_#memory_$Pointer$.offset| .cse5) 4))) (and (<= 0 .cse4) (<= .cse4 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse5) (= .cse6 .cse5)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse7 (select |v_#valid_BEFORE_CALL_29| .cse7))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse3)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse5) (not (= 0 .cse5))))) is different from true [2022-11-25 18:12:18,599 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (select |c_#memory_$Pointer$.base| .cse2)) (.cse11 (select |c_#memory_$Pointer$.offset| .cse2))) (let ((.cse7 (select .cse11 4)) (.cse4 (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse2)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse5 4)) (.cse6 (+ .cse3 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse2)) (= .cse3 0) (not .cse4) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse5 .cse6) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (= .cse7 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (<= 0 .cse7) (<= .cse7 0)) .cse4 (= .cse8 .cse2)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse8) (not (= 0 .cse2)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse11 .cse6)))))) is different from false [2022-11-25 18:12:18,604 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (select |c_#memory_$Pointer$.base| .cse2)) (.cse11 (select |c_#memory_$Pointer$.offset| .cse2))) (let ((.cse7 (select .cse11 4)) (.cse4 (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse2)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse5 4)) (.cse6 (+ .cse3 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse2)) (= .cse3 0) (not .cse4) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse5 .cse6) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (= .cse7 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (<= 0 .cse7) (<= .cse7 0)) .cse4 (= .cse8 .cse2)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse8) (not (= 0 .cse2)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse11 .cse6)))))) is different from true [2022-11-25 18:12:18,656 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (select |c_#memory_$Pointer$.base| .cse2)) (.cse11 (select |c_#memory_$Pointer$.offset| .cse2))) (let ((.cse7 (select .cse11 4)) (.cse4 (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse2)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse5 4)) (.cse6 (+ .cse3 4))) (and (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |c_ULTIMATE.start_dll_append_#t~mem11#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse2)) (= .cse3 0) (not .cse4) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse5 .cse6) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (= .cse7 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (<= 0 .cse7) (<= .cse7 0)) .cse4 (= .cse8 .cse2)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse8) (not (= 0 .cse2)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse11 .cse6)))))) is different from false [2022-11-25 18:12:18,661 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (select |c_#memory_$Pointer$.base| .cse2)) (.cse11 (select |c_#memory_$Pointer$.offset| .cse2))) (let ((.cse7 (select .cse11 4)) (.cse4 (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse2)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse5 4)) (.cse6 (+ .cse3 4))) (and (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) |c_ULTIMATE.start_dll_append_#t~mem11#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse2)) (= .cse3 0) (not .cse4) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse5 .cse6) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (= .cse7 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (<= 0 .cse7) (<= .cse7 0)) .cse4 (= .cse8 .cse2)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse8) (not (= 0 .cse2)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse11 .cse6)))))) is different from true [2022-11-25 18:12:18,697 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (select |c_#memory_$Pointer$.base| .cse2)) (.cse11 (select |c_#memory_$Pointer$.offset| .cse2))) (let ((.cse7 (select .cse11 4)) (.cse4 (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse2)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse5 4)) (.cse6 (+ .cse3 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse2)) (= .cse3 0) (not .cse4) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse5 .cse6) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (= .cse7 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (<= 0 .cse7) (<= .cse7 0)) .cse4 (= .cse8 .cse2)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse8) (not (= 0 .cse2)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse11 .cse6)))))) is different from false [2022-11-25 18:12:18,703 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse5 (select |c_#memory_$Pointer$.base| .cse2)) (.cse11 (select |c_#memory_$Pointer$.offset| .cse2))) (let ((.cse7 (select .cse11 4)) (.cse4 (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse2)) (.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse8 (select .cse5 4)) (.cse6 (+ .cse3 4))) (and (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| 0)) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse2)) (= .cse3 0) (not .cse4) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse5 .cse6) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (= .cse7 0) (not (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| 0) (or (and (<= 0 .cse7) (<= .cse7 0)) .cse4 (= .cse8 .cse2)) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_28| .cse8) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse8) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 0) (= (let ((.cse10 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse10 (select |v_#valid_BEFORE_CALL_33| .cse10))) |v_#valid_BEFORE_CALL_33|) (= (select (store |v_#valid_BEFORE_CALL_33| .cse2 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0))) (not (= |c_ULTIMATE.start_dll_append_~last~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4)) 0) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse8) (not (= 0 .cse2)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse11 .cse6)))))) is different from true [2022-11-25 18:12:18,754 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse7 (select (select |c_#memory_$Pointer$.base| .cse5) 4))) (let ((.cse4 (select |c_#memory_$Pointer$.base| .cse7)) (.cse10 (select |c_#memory_$Pointer$.offset| .cse5)) (.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse6 (select .cse4 (+ 4 (select .cse10 (+ .cse2 4)))))) (let ((.cse3 (select .cse10 4)) (.cse0 (+ 2 .cse6))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (= .cse2 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= .cse3 0) (not (= (select .cse4 4) 0)) (or (and (<= 0 .cse3) (<= .cse3 0)) (= .cse5 .cse6) (= .cse7 .cse5)) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse7) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (not (= 0 .cse6)) (not (= 0 .cse5)))))))) is different from false [2022-11-25 18:12:18,760 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse7 (select (select |c_#memory_$Pointer$.base| .cse5) 4))) (let ((.cse4 (select |c_#memory_$Pointer$.base| .cse7)) (.cse10 (select |c_#memory_$Pointer$.offset| .cse5)) (.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse6 (select .cse4 (+ 4 (select .cse10 (+ .cse2 4)))))) (let ((.cse3 (select .cse10 4)) (.cse0 (+ 2 .cse6))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_30| (Array Int Int)) (v_arrayElimCell_201 Int) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (v_arrayElimIndex_45 Int)) (and (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (not (= v_arrayElimIndex_45 0)) (= |v_#valid_BEFORE_CALL_30| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse1 (select |v_#valid_BEFORE_CALL_30| .cse1)))) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0))) (= .cse2 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= .cse3 0) (not (= (select .cse4 4) 0)) (or (and (<= 0 .cse3) (<= .cse3 0)) (= .cse5 .cse6) (= .cse7 .cse5)) (exists ((|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_28| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse5 1) .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_28| .cse7) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse7) 1) (= (select |v_#valid_BEFORE_CALL_33| .cse5) 0) (= (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse8 (select |v_#valid_BEFORE_CALL_33| .cse8))) |v_#valid_BEFORE_CALL_33|))) (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (let ((.cse9 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse9 (select |v_#valid_BEFORE_CALL_29| .cse9))) |v_#valid_BEFORE_CALL_29|) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0))) (not (= 0 .cse6)) (not (= 0 .cse5)))))))) is different from true [2022-11-25 18:12:18,806 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse10 (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4))) (and (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| .cse0) 4)) (.cse9 (select |c_#memory_$Pointer$.offset| .cse0)) (.cse4 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| .cse6) (+ (select .cse9 (+ .cse4 4)) 4)))) (let ((.cse2 (select .cse9 4)) (.cse1 (+ 2 .cse8))) (and (= .cse0 |c_ULTIMATE.start_main_~ptr~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (<= 0 .cse2) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| .cse4) (<= .cse1 |ULTIMATE.start_main_~#s~0#1.base|) (<= .cse2 0) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (= .cse4 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse7 (select |v_#valid_BEFORE_CALL_33| .cse7))) |v_#valid_BEFORE_CALL_33|) (not (= .cse8 0)) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse8) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|))))))) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~ptr~0#1.base|) .cse10) 0) (not (= (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~ptr~0#1.base|) .cse10)) 4) 0)))) is different from false [2022-11-25 18:12:18,811 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse10 (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4))) (and (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| .cse0) 4)) (.cse9 (select |c_#memory_$Pointer$.offset| .cse0)) (.cse4 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| .cse6) (+ (select .cse9 (+ .cse4 4)) 4)))) (let ((.cse2 (select .cse9 4)) (.cse1 (+ 2 .cse8))) (and (= .cse0 |c_ULTIMATE.start_main_~ptr~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) (<= 0 .cse2) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| .cse4) (<= .cse1 |ULTIMATE.start_main_~#s~0#1.base|) (<= .cse2 0) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (= .cse4 0) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse6) 0) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse7 (select |v_#valid_BEFORE_CALL_33| .cse7))) |v_#valid_BEFORE_CALL_33|) (not (= .cse8 0)) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse6) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse8) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|))))))) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~ptr~0#1.base|) .cse10) 0) (not (= (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~ptr~0#1.base|) .cse10)) 4) 0)))) is different from true [2022-11-25 18:12:18,847 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse7 (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4))) (and (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse0) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| .cse2) .cse7))) (let ((.cse4 (+ 2 .cse1))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse1) 0) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= |c_ULTIMATE.start_main_~ptr~0#1.base| .cse2) (not (= .cse1 0)) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (<= .cse4 |ULTIMATE.start_main_~#s~0#1.base|) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse2) 0) (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse6 (select |v_#valid_BEFORE_CALL_33| .cse6))) |v_#valid_BEFORE_CALL_33|) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|))))))) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (<= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (not (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~ptr~0#1.base|) .cse7) 0)) (<= 0 |c_ULTIMATE.start_main_~ptr~0#1.offset|))) is different from false [2022-11-25 18:12:18,852 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse7 (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4))) (and (exists ((|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7| Int) (v_arrayElimCell_201 Int) (|v_#valid_BEFORE_CALL_29| (Array Int Int)) (|v_#valid_BEFORE_CALL_30| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_24| (Array Int Int)) (|v_#valid_BEFORE_CALL_33| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_26| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6| Int) (|v_old(#valid)_AFTER_CALL_28| (Array Int Int)) (v_arrayElimIndex_45 Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse0) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| .cse2) .cse7))) (let ((.cse4 (+ 2 .cse1))) (and (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|) 1) (= (select (store |v_#valid_BEFORE_CALL_33| .cse0 1) .cse1) 0) (not (= .cse0 0)) (= (select |v_old(#valid)_AFTER_CALL_26| v_arrayElimCell_201) 0) (= |c_ULTIMATE.start_main_~ptr~0#1.base| .cse2) (not (= .cse1 0)) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_24| |v_#valid_BEFORE_CALL_29|))) (store |v_old(#valid)_AFTER_CALL_24| .cse3 (select |v_#valid_BEFORE_CALL_29| .cse3))) |v_#valid_BEFORE_CALL_29|) (= (select |v_old(#valid)_AFTER_CALL_26| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) 1) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimCell_201) 1) (= (select |v_#valid_BEFORE_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 1) (not (= v_arrayElimIndex_45 0)) (<= .cse4 |ULTIMATE.start_main_~#s~0#1.base|) (= |v_#valid_BEFORE_CALL_30| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_26| |v_#valid_BEFORE_CALL_30|))) (store |v_old(#valid)_AFTER_CALL_26| .cse5 (select |v_#valid_BEFORE_CALL_30| .cse5)))) (= (select |v_old(#valid)_AFTER_CALL_28| .cse2) 0) (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_6|) (= (select |v_old(#valid)_AFTER_CALL_24| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_7|) 0) (= (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_28| |v_#valid_BEFORE_CALL_33|))) (store |v_old(#valid)_AFTER_CALL_28| .cse6 (select |v_#valid_BEFORE_CALL_33| .cse6))) |v_#valid_BEFORE_CALL_33|) (= (select |v_#valid_BEFORE_CALL_30| v_arrayElimIndex_45) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_33| .cse2) 1) (= (select |v_old(#valid)_AFTER_CALL_28| |ULTIMATE.start_main_~#s~0#1.base|) 1) (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_21|))))))) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (<= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (not (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~ptr~0#1.base|) .cse7) 0)) (<= 0 |c_ULTIMATE.start_main_~ptr~0#1.offset|))) is different from true [2022-11-25 18:12:19,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:19,049 INFO L93 Difference]: Finished difference Result 79 states and 87 transitions. [2022-11-25 18:12:19,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-25 18:12:19,050 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 44 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 46 [2022-11-25 18:12:19,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:19,051 INFO L225 Difference]: With dead ends: 79 [2022-11-25 18:12:19,051 INFO L226 Difference]: Without dead ends: 76 [2022-11-25 18:12:19,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 88 ConstructedPredicates, 49 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=201, Invalid=1534, Unknown=101, NotChecked=6174, Total=8010 [2022-11-25 18:12:19,053 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 4 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 276 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 710 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:19,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 326 Invalid, 990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 276 Invalid, 0 Unknown, 710 Unchecked, 0.3s Time] [2022-11-25 18:12:19,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-25 18:12:19,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 75. [2022-11-25 18:12:19,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 66 states have (on average 1.106060606060606) internal successors, (73), 66 states have internal predecessors, (73), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-25 18:12:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 83 transitions. [2022-11-25 18:12:19,078 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 83 transitions. Word has length 46 [2022-11-25 18:12:19,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:19,078 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 83 transitions. [2022-11-25 18:12:19,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 44 states have internal predecessors, (74), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:12:19,078 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2022-11-25 18:12:19,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-25 18:12:19,079 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:19,079 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:19,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:12:19,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-25 18:12:19,281 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:19,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:19,282 INFO L85 PathProgramCache]: Analyzing trace with hash -397767570, now seen corresponding path program 2 times [2022-11-25 18:12:19,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:19,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699035894] [2022-11-25 18:12:19,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:19,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:21,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:12:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:21,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 18:12:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:22,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:12:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:22,317 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:12:22,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:22,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699035894] [2022-11-25 18:12:22,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699035894] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:12:22,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824283081] [2022-11-25 18:12:22,318 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:12:22,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:12:22,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:12:22,319 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:12:22,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781b077a-57a5-46d8-99e1-04cd5bf57b83/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-25 18:12:22,641 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 18:12:22,641 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:12:22,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 161 conjunts are in the unsatisfiable core [2022-11-25 18:12:22,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:12:22,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 18:12:22,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 18:12:22,924 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |c_#valid| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |c_ULTIMATE.start_main_~data~0#1| 1) (<= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_#t~ret4#1.offset|)) is different from false [2022-11-25 18:12:22,926 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |c_#valid| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 1) (= |c_ULTIMATE.start_main_~data~0#1| 1) (<= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (<= 0 |c_ULTIMATE.start_dll_create_#t~ret4#1.offset|)) is different from true [2022-11-25 18:12:22,951 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |c_#valid| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |c_ULTIMATE.start_main_~data~0#1| 1) (<= 0 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) is different from false [2022-11-25 18:12:22,954 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |c_#valid| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 1) (= |c_ULTIMATE.start_main_~data~0#1| 1) (<= 0 |c_ULTIMATE.start_dll_create_~new_head~0#1.offset|)) is different from true [2022-11-25 18:12:23,003 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |c_#valid| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1)) is different from false [2022-11-25 18:12:23,005 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |c_#valid|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |c_#valid| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1)) is different from true [2022-11-25 18:12:23,051 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_36| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0)))) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))) is different from false [2022-11-25 18:12:23,053 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_36| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0)))) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))) is different from true [2022-11-25 18:12:23,078 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_36| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0)))) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0)) is different from false [2022-11-25 18:12:23,080 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_36| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0)))) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0)) is different from true [2022-11-25 18:12:23,132 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= |c_node_create_#res#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_36| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0)))) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))) is different from false [2022-11-25 18:12:23,135 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= |c_node_create_#res#1.offset| 0) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_36| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0)))) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))) is different from true [2022-11-25 18:12:23,228 WARN L837 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 1)) (= |v_#valid_BEFORE_CALL_37| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_37| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse1 (select |v_#valid_BEFORE_CALL_36| .cse1))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))) is different from false [2022-11-25 18:12:23,232 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 |c_ULTIMATE.start_dll_create_~head~0#1.offset|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#t~ret4#1.base| 1)) (= |v_#valid_BEFORE_CALL_37| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse0 (select |v_#valid_BEFORE_CALL_37| .cse0)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#t~ret4#1.base|) 0))) (= |c_ULTIMATE.start_dll_create_#t~ret4#1.offset| 0) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse1 (select |v_#valid_BEFORE_CALL_36| .cse1))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))) is different from true [2022-11-25 18:12:23,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:12:23,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 18:12:23,311 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 .cse0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (<= .cse0 0) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))))) is different from false [2022-11-25 18:12:23,315 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (<= 0 .cse0) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse2) |c_ULTIMATE.start_dll_create_~head~0#1.base|) (<= .cse0 0) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))))) is different from true [2022-11-25 18:12:23,358 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 18:12:23,358 INFO L350 Elim1Store]: Elim1 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 46 [2022-11-25 18:12:23,376 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-25 18:12:23,376 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 31 treesize of output 41 [2022-11-25 18:12:23,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:12:23,455 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse3 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse3))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (or (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse3))) (and (<= 0 .cse2) (<= .cse2 0))) (= .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse4 (select |v_#valid_BEFORE_CALL_36| .cse4))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))))) is different from false [2022-11-25 18:12:23,460 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse3 (+ |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse3))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~new_head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1) (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~new_head~0#1.base| 1)) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (or (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~new_head~0#1.base|) .cse3))) (and (<= 0 .cse2) (<= .cse2 0))) (= .cse0 |c_ULTIMATE.start_dll_create_~new_head~0#1.base|)) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse4 (select |v_#valid_BEFORE_CALL_36| .cse4))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1)))))) is different from true [2022-11-25 18:12:23,554 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= 0 .cse2) (<= .cse2 0))) (= .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))))) is different from false [2022-11-25 18:12:23,559 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 0))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_create_~head~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_~head~0#1.base|) 4))) (and (<= 0 .cse2) (<= .cse2 0))) (= .cse0 |c_ULTIMATE.start_dll_create_~head~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))))) is different from true [2022-11-25 18:12:23,745 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#res#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#res#1.base| 1)) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (or (= .cse0 |c_ULTIMATE.start_dll_create_#res#1.base|) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (<= .cse2 0) (<= 0 .cse2)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (= |c_ULTIMATE.start_dll_create_#res#1.offset| 0))) is different from false [2022-11-25 18:12:23,749 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1) (= (select |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#res#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| |c_ULTIMATE.start_dll_create_#res#1.base| 1)) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (or (= .cse0 |c_ULTIMATE.start_dll_create_#res#1.base|) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_create_#res#1.base|) 4))) (and (<= .cse2 0) (<= 0 .cse2)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (= |c_ULTIMATE.start_dll_create_#res#1.offset| 0))) is different from true [2022-11-25 18:12:23,852 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse1) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~data~0#1| |c_ULTIMATE.start_dll_append_~data#1|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| .cse1) 4))) (and (<= 0 .cse0) (<= .cse0 0))) (= .cse2 .cse1)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse2) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse4 (select |v_#valid_BEFORE_CALL_37| .cse4)))) (= (select |v_#valid_BEFORE_CALL_37| .cse1) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| .cse1 1)) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 1)))))) is different from false [2022-11-25 18:12:23,856 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse1) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~data~0#1| |c_ULTIMATE.start_dll_append_~data#1|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (or (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| .cse1) 4))) (and (<= 0 .cse0) (<= .cse0 0))) (= .cse2 .cse1)) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse2) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse4 (select |v_#valid_BEFORE_CALL_37| .cse4)))) (= (select |v_#valid_BEFORE_CALL_37| .cse1) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= |c_#valid| (store |v_#valid_BEFORE_CALL_37| .cse1 1)) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 1)))))) is different from true [2022-11-25 18:12:23,893 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:12:23,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 38 [2022-11-25 18:12:23,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:23,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2022-11-25 18:12:23,934 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimCell_230) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_60) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= 0 (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimCell_230))))) is different from false [2022-11-25 18:12:23,938 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimCell_230) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_60) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= 0 (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimCell_230))))) is different from true [2022-11-25 18:12:24,008 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_node_create_~temp~0#1.base| |c_#StackHeapBarrier|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (exists ((v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimCell_230) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_60) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= 0 (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimCell_230))))) is different from false [2022-11-25 18:12:24,012 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_node_create_~temp~0#1.base| |c_#StackHeapBarrier|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (exists ((v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimCell_230) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_60) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= 0 (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimCell_230))))) is different from true [2022-11-25 18:12:24,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 18:12:24,142 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_node_create_#res#1.offset| 0) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (= (select (select |c_#memory_int| |c_node_create_#res#1.base|) |c_node_create_#res#1.offset|) |c_node_create_#in~data#1|) (exists ((v_ArrVal_2747 (Array Int Int))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_2747))) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimCell_230) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_60) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= 0 (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimCell_230)))) (exists ((v_ArrVal_2746 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_2746)))) is different from false [2022-11-25 18:12:24,146 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_node_create_#res#1.offset| 0) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (= (select (select |c_#memory_int| |c_node_create_#res#1.base|) |c_node_create_#res#1.offset|) |c_node_create_#in~data#1|) (exists ((v_ArrVal_2747 (Array Int Int))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_2747))) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse0 (select |v_#valid_BEFORE_CALL_36| .cse0))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimCell_230) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_60) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= 0 (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimCell_230)))) (exists ((v_ArrVal_2746 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_2746)))) is different from true [2022-11-25 18:12:24,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:24,291 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 18:12:24,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 93 treesize of output 79 [2022-11-25 18:12:24,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:24,336 INFO L321 Elim1Store]: treesize reduction 31, result has 35.4 percent of original size [2022-11-25 18:12:24,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 60 [2022-11-25 18:12:24,411 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse2) 4)) (.cse4 (+ |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 2))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0)) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_37| .cse2 1) |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1))) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.offset| 0) (or (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse2) 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= .cse0 .cse2) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse2)) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse5 (select |v_#valid_BEFORE_CALL_36| .cse5))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (<= .cse4 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse6 (select |v_#valid_BEFORE_CALL_40| .cse6)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0)))))) is different from false [2022-11-25 18:12:24,417 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse2) 4)) (.cse4 (+ |c_ULTIMATE.start_dll_append_#t~ret7#1.base| 2))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0)) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse0) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse1 (select |v_#valid_BEFORE_CALL_37| .cse1)))) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_37| .cse2 1) |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 1))) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.offset| 0) (or (let ((.cse3 (select (select |c_#memory_$Pointer$.offset| .cse2) 4))) (and (<= 0 .cse3) (<= .cse3 0))) (= .cse0 .cse2) (= |c_ULTIMATE.start_dll_append_#t~ret7#1.base| .cse2)) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse5 (select |v_#valid_BEFORE_CALL_36| .cse5))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (<= .cse4 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse6 (select |v_#valid_BEFORE_CALL_40| .cse6)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0)))))) is different from true [2022-11-25 18:12:24,583 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse1 (select |v_#valid_BEFORE_CALL_36| .cse1))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse2 (select |v_#valid_BEFORE_CALL_40| .cse2)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|))) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse3) 0) (= (select (store |v_#valid_BEFORE_CALL_37| .cse4 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse5 (select |v_#valid_BEFORE_CALL_37| .cse5)))) (= (select |v_#valid_BEFORE_CALL_37| .cse4) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse3) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0)) (or (let ((.cse6 (select (select |c_#memory_$Pointer$.offset| .cse4) 4))) (and (<= 0 .cse6) (<= .cse6 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse4) (= .cse3 .cse4))))) is different from false [2022-11-25 18:12:24,589 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) 4))) (and (= |c_ULTIMATE.start_dll_append_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (= (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse1 (select |v_#valid_BEFORE_CALL_36| .cse1))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse2 (select |v_#valid_BEFORE_CALL_40| .cse2)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|))) (= |c_ULTIMATE.start_dll_append_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse3) 0) (= (select (store |v_#valid_BEFORE_CALL_37| .cse4 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse5 (select |v_#valid_BEFORE_CALL_37| .cse5)))) (= (select |v_#valid_BEFORE_CALL_37| .cse4) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse3) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0)) (or (let ((.cse6 (select (select |c_#memory_$Pointer$.offset| .cse4) 4))) (and (<= 0 .cse6) (<= .cse6 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse4) (= .cse3 .cse4))))) is different from true [2022-11-25 18:12:24,754 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse1 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse4 (select (select |c_#memory_$Pointer$.base| .cse5) 4))) (and (= |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= .cse0 0) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (= (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse2 (select |v_#valid_BEFORE_CALL_36| .cse2))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse3 (select |v_#valid_BEFORE_CALL_40| .cse3)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|))) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| .cse0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse4) 0) (= (select (store |v_#valid_BEFORE_CALL_37| .cse5 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse6 (select |v_#valid_BEFORE_CALL_37| .cse6)))) (= (select |v_#valid_BEFORE_CALL_37| .cse5) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse4) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0)) (or (let ((.cse7 (select (select |c_#memory_$Pointer$.offset| .cse5) 4))) (and (<= 0 .cse7) (<= .cse7 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse5) (= .cse4 .cse5)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse5)))) is different from false [2022-11-25 18:12:24,759 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse1 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse4 (select (select |c_#memory_$Pointer$.base| .cse5) 4))) (and (= |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= .cse0 0) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (= (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse2 (select |v_#valid_BEFORE_CALL_36| .cse2))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse3 (select |v_#valid_BEFORE_CALL_40| .cse3)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|))) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| .cse0) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse4) 0) (= (select (store |v_#valid_BEFORE_CALL_37| .cse5 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse6 (select |v_#valid_BEFORE_CALL_37| .cse6)))) (= (select |v_#valid_BEFORE_CALL_37| .cse5) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse4) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0)) (or (let ((.cse7 (select (select |c_#memory_$Pointer$.offset| .cse5) 4))) (and (<= 0 .cse7) (<= .cse7 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse5) (= .cse4 .cse5)) (= |c_ULTIMATE.start_dll_append_~last~0#1.base| .cse5)))) is different from true [2022-11-25 18:12:25,102 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse2 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse1 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse6 (select .cse2 4)) (.cse10 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse3 (+ .cse0 4))) (and (= |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= .cse0 0) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse2 .cse3) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse4 (select |v_#valid_BEFORE_CALL_36| .cse4))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse5 (select |v_#valid_BEFORE_CALL_40| .cse5)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|))) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse6) 0) (= (select (store |v_#valid_BEFORE_CALL_37| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse8 (select |v_#valid_BEFORE_CALL_37| .cse8)))) (= (select |v_#valid_BEFORE_CALL_37| .cse7) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse6) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0)) (or (let ((.cse9 (select .cse10 4))) (and (<= 0 .cse9) (<= .cse9 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse6 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse10 .cse3)))))) is different from false [2022-11-25 18:12:25,108 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse2 (select |c_#memory_$Pointer$.base| .cse7))) (let ((.cse1 (+ 2 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) (.cse6 (select .cse2 4)) (.cse10 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse3 (+ .cse0 4))) (and (= |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 0) (= .cse0 0) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select .cse2 .cse3) |c_ULTIMATE.start_dll_append_~last~0#1.base|) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse4 (select |v_#valid_BEFORE_CALL_36| .cse4))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse5 (select |v_#valid_BEFORE_CALL_40| .cse5)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|))) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse6) 0) (= (select (store |v_#valid_BEFORE_CALL_37| .cse7 1) |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse8 (select |v_#valid_BEFORE_CALL_37| .cse8)))) (= (select |v_#valid_BEFORE_CALL_37| .cse7) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse6) 1))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) 0)) (or (let ((.cse9 (select .cse10 4))) (and (<= 0 .cse9) (<= .cse9 0))) (= |c_ULTIMATE.start_dll_append_~new_last~0#1.base| .cse7) (= .cse6 .cse7)) (= |c_ULTIMATE.start_dll_append_~last~0#1.offset| (select .cse10 .cse3)))))) is different from true [2022-11-25 18:12:25,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:25,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 18:12:25,585 INFO L321 Elim1Store]: treesize reduction 97, result has 19.8 percent of original size [2022-11-25 18:12:25,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 255 treesize of output 146 [2022-11-25 18:12:25,733 INFO L321 Elim1Store]: treesize reduction 66, result has 19.5 percent of original size [2022-11-25 18:12:25,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 583 treesize of output 380 [2022-11-25 18:12:25,849 INFO L321 Elim1Store]: treesize reduction 128, result has 14.7 percent of original size [2022-11-25 18:12:25,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 541 treesize of output 338 [2022-11-25 18:12:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:25,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 49 [2022-11-25 18:12:25,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:25,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:25,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:25,967 INFO L321 Elim1Store]: treesize reduction 78, result has 26.4 percent of original size [2022-11-25 18:12:25,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 274 treesize of output 231 [2022-11-25 18:12:25,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 62 [2022-11-25 18:12:26,133 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse8 (select (select |c_#memory_$Pointer$.offset| .cse4) 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse4) 4)) (.cse6 (+ .cse8 4))) (let ((.cse5 (select (select |c_#memory_$Pointer$.base| .cse2) .cse6))) (let ((.cse1 (+ 2 .cse5))) (and (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse0 (select |v_#valid_BEFORE_CALL_40| .cse0)))) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0))) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse2) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse3 (select |v_#valid_BEFORE_CALL_37| .cse3)))) (= (select |v_#valid_BEFORE_CALL_37| .cse4) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_37| .cse4 1) .cse5) 0))) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |c_#memory_$Pointer$.offset| .cse2) .cse6) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse7 (select |v_#valid_BEFORE_CALL_36| .cse7))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (or (and (<= 0 .cse8) (<= .cse8 0)) (= .cse2 .cse4) (= .cse5 .cse4)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse5) 0)))))))) is different from false [2022-11-25 18:12:26,138 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse8 (select (select |c_#memory_$Pointer$.offset| .cse4) 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse4) 4)) (.cse6 (+ .cse8 4))) (let ((.cse5 (select (select |c_#memory_$Pointer$.base| .cse2) .cse6))) (let ((.cse1 (+ 2 .cse5))) (and (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse0 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse0 (select |v_#valid_BEFORE_CALL_40| .cse0)))) (<= .cse1 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0))) (exists ((|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| .cse2) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse3 (select |v_#valid_BEFORE_CALL_37| .cse3)))) (= (select |v_#valid_BEFORE_CALL_37| .cse4) 0) (= (select |v_old(#valid)_AFTER_CALL_29| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_37| .cse4 1) .cse5) 0))) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= (select (select |c_#memory_$Pointer$.offset| .cse2) .cse6) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (<= .cse1 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse7 (select |v_#valid_BEFORE_CALL_36| .cse7))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))) (<= .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) (or (and (<= 0 .cse8) (<= .cse8 0)) (= .cse2 .cse4) (= .cse5 .cse4)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse5) 0)))))))) is different from true [2022-11-25 18:12:26,755 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_#valid_BEFORE_CALL_40| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (v_arrayElimCell_230 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (v_arrayElimIndex_60 Int) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse0) 4)) (.cse9 (+ .cse1 4))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| .cse2) .cse9))) (let ((.cse5 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0)) (.cse3 (+ 2 .cse8))) (and (= .cse0 |c_ULTIMATE.start_main_~ptr~0#1.base|) (<= 0 .cse1) (= (select |v_old(#valid)_AFTER_CALL_29| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (<= .cse3 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse4 (select |v_#valid_BEFORE_CALL_36| .cse4))) |v_#valid_BEFORE_CALL_36|) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| .cse5) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_40| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse6 (select |v_#valid_BEFORE_CALL_40| .cse6)))) (<= .cse1 0) (= .cse5 0) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse7 (select |v_#valid_BEFORE_CALL_37| .cse7)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse8) 0)) (<= .cse3 |ULTIMATE.start_main_~#s~0#1.base|) (= (select (store |v_#valid_BEFORE_CALL_37| .cse0 1) .cse8) 0) (<= .cse3 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_29| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 0) (= (select (select |c_#memory_$Pointer$.offset| .cse2) .cse9) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))))))))) is different from false [2022-11-25 18:12:26,761 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_#valid_BEFORE_CALL_40| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (v_arrayElimCell_230 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (v_arrayElimIndex_60 Int) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse0) 4)) (.cse9 (+ .cse1 4))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| .cse2) .cse9))) (let ((.cse5 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0)) (.cse3 (+ 2 .cse8))) (and (= .cse0 |c_ULTIMATE.start_main_~ptr~0#1.base|) (<= 0 .cse1) (= (select |v_old(#valid)_AFTER_CALL_29| .cse2) 0) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (<= .cse3 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_37| .cse2) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= (let ((.cse4 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse4 (select |v_#valid_BEFORE_CALL_36| .cse4))) |v_#valid_BEFORE_CALL_36|) (= |c_ULTIMATE.start_main_~ptr~0#1.offset| .cse5) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_40| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse6 (select |v_#valid_BEFORE_CALL_40| .cse6)))) (<= .cse1 0) (= .cse5 0) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse7 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse7 (select |v_#valid_BEFORE_CALL_37| .cse7)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse8) 0)) (<= .cse3 |ULTIMATE.start_main_~#s~0#1.base|) (= (select (store |v_#valid_BEFORE_CALL_37| .cse0 1) .cse8) 0) (<= .cse3 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_29| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse0) 0) (= (select (select |c_#memory_$Pointer$.offset| .cse2) .cse9) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))))))))) is different from true [2022-11-25 18:12:27,297 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_#valid_BEFORE_CALL_40| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (v_arrayElimCell_230 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (v_arrayElimIndex_60 Int) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse12 (select |c_#memory_$Pointer$.offset| .cse10))) (let ((.cse0 (select .cse12 4)) (.cse1 (select |c_#memory_$Pointer$.base| .cse10))) (let ((.cse3 (select .cse1 4)) (.cse11 (+ .cse0 4))) (let ((.cse7 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0)) (.cse9 (select (select |c_#memory_$Pointer$.base| .cse3) .cse11))) (let ((.cse4 (+ 2 .cse9)) (.cse2 (+ .cse7 4))) (and (<= 0 .cse0) (= |c_ULTIMATE.start_main_~ptr~0#1.base| (select .cse1 .cse2)) (= (select |v_old(#valid)_AFTER_CALL_29| .cse3) 0) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_37| .cse3) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse5 (select |v_#valid_BEFORE_CALL_36| .cse5))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_40| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse6 (select |v_#valid_BEFORE_CALL_40| .cse6)))) (<= .cse0 0) (= .cse7 0) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse8 (select |v_#valid_BEFORE_CALL_37| .cse8)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse9) 0)) (<= .cse4 |ULTIMATE.start_main_~#s~0#1.base|) (= (select (store |v_#valid_BEFORE_CALL_37| .cse10 1) .cse9) 0) (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_29| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse10) 0) (= (select (select |c_#memory_$Pointer$.offset| .cse3) .cse11) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1) (= (select .cse12 .cse2) |c_ULTIMATE.start_main_~ptr~0#1.offset|))))))))) (= |c_ULTIMATE.start_main_~data~0#1| 1)) is different from false [2022-11-25 18:12:27,303 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_#valid_BEFORE_CALL_40| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (v_arrayElimCell_230 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (v_arrayElimIndex_60 Int) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int)) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~#s~0#1.base|) 0))) (let ((.cse12 (select |c_#memory_$Pointer$.offset| .cse10))) (let ((.cse0 (select .cse12 4)) (.cse1 (select |c_#memory_$Pointer$.base| .cse10))) (let ((.cse3 (select .cse1 4)) (.cse11 (+ .cse0 4))) (let ((.cse7 (select (select |c_#memory_$Pointer$.offset| |ULTIMATE.start_main_~#s~0#1.base|) 0)) (.cse9 (select (select |c_#memory_$Pointer$.base| .cse3) .cse11))) (let ((.cse4 (+ 2 .cse9)) (.cse2 (+ .cse7 4))) (and (<= 0 .cse0) (= |c_ULTIMATE.start_main_~ptr~0#1.base| (select .cse1 .cse2)) (= (select |v_old(#valid)_AFTER_CALL_29| .cse3) 0) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (<= .cse4 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (select |v_#valid_BEFORE_CALL_37| .cse3) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= (let ((.cse5 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse5 (select |v_#valid_BEFORE_CALL_36| .cse5))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= |v_#valid_BEFORE_CALL_40| (let ((.cse6 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse6 (select |v_#valid_BEFORE_CALL_40| .cse6)))) (<= .cse0 0) (= .cse7 0) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse8 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse8 (select |v_#valid_BEFORE_CALL_37| .cse8)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse9) 0)) (<= .cse4 |ULTIMATE.start_main_~#s~0#1.base|) (= (select (store |v_#valid_BEFORE_CALL_37| .cse10 1) .cse9) 0) (<= .cse4 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_29| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| .cse10) 0) (= (select (select |c_#memory_$Pointer$.offset| .cse3) .cse11) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1) (= (select .cse12 .cse2) |c_ULTIMATE.start_main_~ptr~0#1.offset|))))))))) (= |c_ULTIMATE.start_main_~data~0#1| 1)) is different from true [2022-11-25 18:12:27,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 18:12:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:27,676 INFO L321 Elim1Store]: treesize reduction 93, result has 7.0 percent of original size [2022-11-25 18:12:27,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 10 new quantified variables, introduced 10 case distinctions, treesize of input 301 treesize of output 134 [2022-11-25 18:12:27,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:27,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:27,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 18:12:27,735 INFO L321 Elim1Store]: treesize reduction 10, result has 41.2 percent of original size [2022-11-25 18:12:27,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 37 [2022-11-25 18:12:27,835 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~ptr~0#1.base| 2))) (and (= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse1 (select |v_#valid_BEFORE_CALL_40| .cse1)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_main_~ptr~0#1.base|) 0)) (exists ((v_arrayElimIndex_75 Int) (v_arrayElimIndex_72 Int) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimIndex_75) 0) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_75) 1) (= (select (store |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_72 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse2 (select |v_#valid_BEFORE_CALL_37| .cse2)))) (<= .cse0 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_29| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_72) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))))) is different from false [2022-11-25 18:12:27,840 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~ptr~0#1.base| 2))) (and (= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_40| (Array Int Int)) (v_arrayElimCell_230 Int) (v_arrayElimIndex_60 Int) (|v_old(#valid)_AFTER_CALL_33| (Array Int Int)) (|v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7| Int)) (and (<= .cse0 |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) (= (select |v_old(#valid)_AFTER_CALL_33| |v_ULTIMATE.start_dll_append_~head#1.base_BEFORE_CALL_7|) 1) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimCell_230) 1) (= (select |v_old(#valid)_AFTER_CALL_33| v_arrayElimCell_230) 0) (= |v_#valid_BEFORE_CALL_40| (let ((.cse1 (@diff |v_old(#valid)_AFTER_CALL_33| |v_#valid_BEFORE_CALL_40|))) (store |v_old(#valid)_AFTER_CALL_33| .cse1 (select |v_#valid_BEFORE_CALL_40| .cse1)))) (= (select |v_#valid_BEFORE_CALL_40| v_arrayElimIndex_60) 0))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_main_~ptr~0#1.base|) 0)) (exists ((v_arrayElimIndex_75 Int) (v_arrayElimIndex_72 Int) (|ULTIMATE.start_main_~#s~0#1.base| Int) (|v_#valid_BEFORE_CALL_37| (Array Int Int)) (|v_old(#valid)_AFTER_CALL_29| (Array Int Int))) (and (= (select |v_old(#valid)_AFTER_CALL_29| v_arrayElimIndex_75) 0) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_75) 1) (= (select (store |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_72 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= |v_#valid_BEFORE_CALL_37| (let ((.cse2 (@diff |v_old(#valid)_AFTER_CALL_29| |v_#valid_BEFORE_CALL_37|))) (store |v_old(#valid)_AFTER_CALL_29| .cse2 (select |v_#valid_BEFORE_CALL_37| .cse2)))) (<= .cse0 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_old(#valid)_AFTER_CALL_29| |ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_37| v_arrayElimIndex_72) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_old(#valid)_AFTER_CALL_31| (Array Int Int)) (|v_#valid_BEFORE_CALL_36| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24| Int) (|v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) (= (let ((.cse3 (@diff |v_old(#valid)_AFTER_CALL_31| |v_#valid_BEFORE_CALL_36|))) (store |v_old(#valid)_AFTER_CALL_31| .cse3 (select |v_#valid_BEFORE_CALL_36| .cse3))) |v_#valid_BEFORE_CALL_36|) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_24|) 1) (= (select |v_old(#valid)_AFTER_CALL_31| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 0) (= (select |v_#valid_BEFORE_CALL_36| |v_ULTIMATE.start_dll_create_~head~0#1.base_BEFORE_CALL_8|) 1))))) is different from true [2022-11-25 18:12:27,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 18:12:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 30 not checked. [2022-11-25 18:12:27,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:12:28,200 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2749 Int) (v_ArrVal_2757 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2750 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse7 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (let ((.cse4 (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse7 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_2751)) (.cse1 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse7 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_2750))) (let ((.cse5 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse6 (+ (select (select .cse4 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (let ((.cse2 (select (select .cse1 .cse5) .cse6)) (.cse3 (+ (select (select .cse4 .cse5) .cse6) 4))) (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_dll_append_~last~0#1.base| v_ArrVal_2757))) (store .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 8) v_ArrVal_2749))) (select (select .cse1 .cse2) .cse3)) (select (select .cse4 .cse2) .cse3)))))))) is different from false [2022-11-25 18:12:28,247 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2749 Int) (v_ArrVal_2757 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2750 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse9 (+ |c_ULTIMATE.start_dll_append_~last~0#1.offset| 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse9)) (.cse8 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~last~0#1.base|) .cse9) 4))) (let ((.cse5 (store (store |c_#memory_$Pointer$.offset| .cse1 (store (select |c_#memory_$Pointer$.offset| .cse1) .cse8 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_2751)) (.cse2 (store (store |c_#memory_$Pointer$.base| .cse1 (store (select |c_#memory_$Pointer$.base| .cse1) .cse8 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_2750))) (let ((.cse6 (select (select .cse2 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse7 (+ (select (select .cse5 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (let ((.cse3 (select (select .cse2 .cse6) .cse7)) (.cse4 (+ (select (select .cse5 .cse6) .cse7) 4))) (select (select (let ((.cse0 (store |c_#memory_int| .cse1 v_ArrVal_2757))) (store .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 8) v_ArrVal_2749))) (select (select .cse2 .cse3) .cse4)) (select (select .cse5 .cse3) .cse4))))))))) is different from false [2022-11-25 18:12:28,305 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2749 Int) (v_ArrVal_2757 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2750 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse9 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse10 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| .cse9) .cse10)) (.cse8 (+ (select (select |c_#memory_$Pointer$.offset| .cse9) .cse10) 4))) (let ((.cse5 (store (store |c_#memory_$Pointer$.offset| .cse1 (store (select |c_#memory_$Pointer$.offset| .cse1) .cse8 |c_ULTIMATE.start_dll_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_2751)) (.cse2 (store (store |c_#memory_$Pointer$.base| .cse1 (store (select |c_#memory_$Pointer$.base| .cse1) .cse8 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|)) |c_ULTIMATE.start_dll_append_~new_last~0#1.base| v_ArrVal_2750))) (let ((.cse6 (select (select .cse2 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse7 (+ 4 (select (select .cse5 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (let ((.cse3 (select (select .cse2 .cse6) .cse7)) (.cse4 (+ (select (select .cse5 .cse6) .cse7) 4))) (select (select (let ((.cse0 (store |c_#memory_int| .cse1 v_ArrVal_2757))) (store .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_append_~new_last~0#1.base|) (+ |c_ULTIMATE.start_dll_append_~new_last~0#1.offset| 8) v_ArrVal_2749))) (select (select .cse2 .cse3) .cse4)) (select (select .cse5 .cse3) .cse4))))))))) is different from false [2022-11-25 18:12:28,345 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2749 Int) (v_ArrVal_2757 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2750 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse9 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|)) (.cse10 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_dll_append_~head#1.base|) |c_ULTIMATE.start_dll_append_~head#1.offset|) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| .cse9) .cse10)) (.cse8 (+ (select (select |c_#memory_$Pointer$.offset| .cse9) .cse10) 4))) (let ((.cse5 (store (store |c_#memory_$Pointer$.offset| .cse1 (store (select |c_#memory_$Pointer$.offset| .cse1) .cse8 |c_ULTIMATE.start_dll_append_#t~ret7#1.offset|)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_2751)) (.cse2 (store (store |c_#memory_$Pointer$.base| .cse1 (store (select |c_#memory_$Pointer$.base| .cse1) .cse8 |c_ULTIMATE.start_dll_append_#t~ret7#1.base|)) |c_ULTIMATE.start_dll_append_#t~ret7#1.base| v_ArrVal_2750))) (let ((.cse6 (select (select .cse2 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse7 (+ (select (select .cse5 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (let ((.cse3 (select (select .cse2 .cse6) .cse7)) (.cse4 (+ (select (select .cse5 .cse6) .cse7) 4))) (select (select (let ((.cse0 (store |c_#memory_int| .cse1 v_ArrVal_2757))) (store .cse0 |c_ULTIMATE.start_dll_append_#t~ret7#1.base| (store (select .cse0 |c_ULTIMATE.start_dll_append_#t~ret7#1.base|) (+ 8 |c_ULTIMATE.start_dll_append_#t~ret7#1.offset|) v_ArrVal_2749))) (select (select .cse2 .cse3) .cse4)) (select (select .cse5 .cse3) .cse4))))))))) is different from false [2022-11-25 18:12:28,484 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:12:28,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1383 treesize of output 1376 [2022-11-25 18:12:28,510 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:12:28,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31892 treesize of output 29932 [2022-11-25 18:12:28,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34508 treesize of output 29292 [2022-11-25 18:12:32,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5972 treesize of output 4668 [2022-11-25 18:12:52,942 WARN L233 SmtUtils]: Spent 20.41s on a formula simplification that was a NOOP. DAG size: 317 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 18:12:52,943 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-25 18:12:52,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 14622 treesize of output 33624