./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro --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 f682d6a9f9df80cf11b356f08ea6be5ab5adaf1b414fc8a476877af8610cc552 --- 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-8393723 [2022-11-18 20:37:44,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:37:44,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:37:44,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:37:44,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:37:44,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:37:44,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:37:44,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:37:44,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:37:44,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:37:44,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:37:44,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:37:44,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:37:44,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:37:44,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:37:44,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:37:44,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:37:44,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:37:44,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:37:44,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:37:44,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:37:44,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:37:44,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:37:44,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:37:44,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:37:44,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:37:44,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:37:44,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:37:44,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:37:44,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:37:44,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:37:44,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:37:44,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:37:44,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:37:44,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:37:44,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:37:44,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:37:44,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:37:44,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:37:44,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:37:44,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:37:44,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 20:37:44,526 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:37:44,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:37:44,527 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:37:44,527 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:37:44,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:37:44,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:37:44,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:37:44,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:37:44,529 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:37:44,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:37:44,529 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:37:44,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:37:44,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:37:44,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:37:44,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:37:44,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:37:44,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:37:44,531 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:37:44,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:37:44,531 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:37:44,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:37:44,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:37:44,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:37:44,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:37:44,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:37:44,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:37:44,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:37:44,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:37:44,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:37:44,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:37:44,534 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:37:44,534 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:37:44,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:37:44,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f682d6a9f9df80cf11b356f08ea6be5ab5adaf1b414fc8a476877af8610cc552 [2022-11-18 20:37:44,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:37:44,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:37:44,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:37:44,798 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:37:44,799 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:37:44,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.i [2022-11-18 20:37:44,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/data/d0eeb403e/ec360970d2114c5ebbdb39b702914726/FLAG801b3714d [2022-11-18 20:37:45,347 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:37:45,348 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i [2022-11-18 20:37:45,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/data/d0eeb403e/ec360970d2114c5ebbdb39b702914726/FLAG801b3714d [2022-11-18 20:37:45,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/data/d0eeb403e/ec360970d2114c5ebbdb39b702914726 [2022-11-18 20:37:45,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:37:45,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:37:45,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:37:45,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:37:45,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:37:45,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d58426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45, skipping insertion in model container [2022-11-18 20:37:45,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:37:45,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:37:45,790 WARN L234 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_c6c3e8e9-0830-4949-ab40-7956cae2cace/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i[24458,24471] [2022-11-18 20:37:45,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:37:45,813 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:37:45,877 WARN L234 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_c6c3e8e9-0830-4949-ab40-7956cae2cace/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i[24458,24471] [2022-11-18 20:37:45,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:37:45,917 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:37:45,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45 WrapperNode [2022-11-18 20:37:45,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:37:45,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:37:45,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:37:45,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:37:45,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,962 INFO L138 Inliner]: procedures = 127, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 137 [2022-11-18 20:37:45,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:37:45,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:37:45,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:37:45,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:37:45,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,992 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:45,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:37:45,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:37:45,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:37:45,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:37:46,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (1/1) ... [2022-11-18 20:37:46,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:37:46,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:37:46,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:37:46,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:37:46,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:37:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:37:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-11-18 20:37:46,082 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-11-18 20:37:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:37:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:37:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:37:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:37:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:37:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:37:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 20:37:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:37:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:37:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:37:46,249 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:37:46,252 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:37:46,597 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:37:46,603 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:37:46,607 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-18 20:37:46,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:37:46 BoogieIcfgContainer [2022-11-18 20:37:46,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:37:46,613 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:37:46,613 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:37:46,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:37:46,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:37:45" (1/3) ... [2022-11-18 20:37:46,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c81aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:37:46, skipping insertion in model container [2022-11-18 20:37:46,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:37:45" (2/3) ... [2022-11-18 20:37:46,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c81aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:37:46, skipping insertion in model container [2022-11-18 20:37:46,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:37:46" (3/3) ... [2022-11-18 20:37:46,621 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2c_prepend_equal.i [2022-11-18 20:37:46,642 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:37:46,643 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 20:37:46,722 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:37:46,728 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;@7a2a2e83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:37:46,729 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 20:37:46,735 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 31 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) [2022-11-18 20:37:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-18 20:37:46,748 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:37:46,749 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] [2022-11-18 20:37:46,749 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:37:46,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:37:46,755 INFO L85 PathProgramCache]: Analyzing trace with hash -483023916, now seen corresponding path program 1 times [2022-11-18 20:37:46,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:37:46,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366004497] [2022-11-18 20:37:46,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:46,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:37:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:47,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:37:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:47,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:37:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-18 20:37:47,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:37:47,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366004497] [2022-11-18 20:37:47,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366004497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:37:47,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:37:47,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:37:47,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271939859] [2022-11-18 20:37:47,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:37:47,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:37:47,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:37:47,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:37:47,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:37:47,235 INFO L87 Difference]: Start difference. First operand has 36 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 31 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) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2022-11-18 20:37:47,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:37:47,340 INFO L93 Difference]: Finished difference Result 65 states and 89 transitions. [2022-11-18 20:37:47,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:37:47,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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 24 [2022-11-18 20:37:47,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:37:47,360 INFO L225 Difference]: With dead ends: 65 [2022-11-18 20:37:47,363 INFO L226 Difference]: Without dead ends: 28 [2022-11-18 20:37:47,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:37:47,372 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 0 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:37:47,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:37:47,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-11-18 20:37:47,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-11-18 20:37:47,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 23 states have internal predecessors, (28), 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) [2022-11-18 20:37:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2022-11-18 20:37:47,418 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 24 [2022-11-18 20:37:47,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:37:47,420 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2022-11-18 20:37:47,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2022-11-18 20:37:47,421 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-11-18 20:37:47,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-18 20:37:47,422 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:37:47,422 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] [2022-11-18 20:37:47,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:37:47,422 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:37:47,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:37:47,423 INFO L85 PathProgramCache]: Analyzing trace with hash -938400178, now seen corresponding path program 1 times [2022-11-18 20:37:47,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:37:47,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258124419] [2022-11-18 20:37:47,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:47,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:37:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:47,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:37:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:47,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:37:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-18 20:37:47,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:37:47,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258124419] [2022-11-18 20:37:47,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258124419] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:37:47,716 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:37:47,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:37:47,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039801760] [2022-11-18 20:37:47,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:37:47,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:37:47,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:37:47,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:37:47,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:37:47,719 INFO L87 Difference]: Start difference. First operand 28 states and 34 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2022-11-18 20:37:47,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:37:47,776 INFO L93 Difference]: Finished difference Result 52 states and 63 transitions. [2022-11-18 20:37:47,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:37:47,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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 24 [2022-11-18 20:37:47,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:37:47,778 INFO L225 Difference]: With dead ends: 52 [2022-11-18 20:37:47,778 INFO L226 Difference]: Without dead ends: 31 [2022-11-18 20:37:47,779 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 [2022-11-18 20:37:47,780 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 1 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:37:47,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 73 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:37:47,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-11-18 20:37:47,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 29. [2022-11-18 20:37:47,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 24 states have internal predecessors, (29), 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) [2022-11-18 20:37:47,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2022-11-18 20:37:47,787 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 24 [2022-11-18 20:37:47,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:37:47,788 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2022-11-18 20:37:47,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2022-11-18 20:37:47,788 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-11-18 20:37:47,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-18 20:37:47,789 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:37:47,790 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:37:47,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:37:47,790 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:37:47,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:37:47,791 INFO L85 PathProgramCache]: Analyzing trace with hash 436872902, now seen corresponding path program 1 times [2022-11-18 20:37:47,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:37:47,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942217058] [2022-11-18 20:37:47,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:47,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:37:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:48,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:37:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:48,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 20:37:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:48,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 20:37:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:48,631 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-18 20:37:48,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:37:48,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942217058] [2022-11-18 20:37:48,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942217058] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:37:48,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101779410] [2022-11-18 20:37:48,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:48,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:37:48,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:37:48,643 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:37:48,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 20:37:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:48,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-18 20:37:48,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:37:49,203 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 17 treesize of output 9 [2022-11-18 20:37:49,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:37:49,372 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 24 treesize of output 24 [2022-11-18 20:37:49,431 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 25 treesize of output 13 [2022-11-18 20:37:49,462 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:37:49,462 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:37:49,620 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base_8| Int) (v_ArrVal_316 (Array Int Int))) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base_8| v_ArrVal_316) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|))) (or (<= (+ .cse0 1) 0) (not (< |v_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base_8| |c_#StackHeapBarrier|)) (<= 1 .cse0)))) is different from false [2022-11-18 20:37:49,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101779410] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:37:49,624 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:37:49,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2022-11-18 20:37:49,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6173818] [2022-11-18 20:37:49,624 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:37:49,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-18 20:37:49,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:37:49,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-18 20:37:49,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=482, Unknown=1, NotChecked=44, Total=600 [2022-11-18 20:37:49,627 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 23 states, 21 states have (on average 1.9047619047619047) internal successors, (40), 17 states have internal predecessors, (40), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-18 20:37:50,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:37:50,107 INFO L93 Difference]: Finished difference Result 38 states and 46 transitions. [2022-11-18 20:37:50,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 20:37:50,108 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 1.9047619047619047) internal successors, (40), 17 states have internal predecessors, (40), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 32 [2022-11-18 20:37:50,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:37:50,110 INFO L225 Difference]: With dead ends: 38 [2022-11-18 20:37:50,110 INFO L226 Difference]: Without dead ends: 30 [2022-11-18 20:37:50,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 28 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=117, Invalid=756, Unknown=1, NotChecked=56, Total=930 [2022-11-18 20:37:50,112 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 24 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 10 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 20:37:50,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 187 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 151 Invalid, 0 Unknown, 10 Unchecked, 0.2s Time] [2022-11-18 20:37:50,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-11-18 20:37:50,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2022-11-18 20:37:50,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 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) [2022-11-18 20:37:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2022-11-18 20:37:50,120 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 34 transitions. Word has length 32 [2022-11-18 20:37:50,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:37:50,121 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 34 transitions. [2022-11-18 20:37:50,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 1.9047619047619047) internal successors, (40), 17 states have internal predecessors, (40), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-18 20:37:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-18 20:37:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-18 20:37:50,123 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:37:50,123 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:37:50,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 20:37:50,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:37:50,332 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:37:50,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:37:50,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1205420011, now seen corresponding path program 1 times [2022-11-18 20:37:50,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:37:50,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132716787] [2022-11-18 20:37:50,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:50,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:37:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:51,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:37:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:51,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 20:37:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:51,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 20:37:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:51,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-18 20:37:51,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:37:51,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132716787] [2022-11-18 20:37:51,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132716787] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:37:51,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537152825] [2022-11-18 20:37:51,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:51,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:37:51,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:37:51,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:37:52,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 20:37:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:52,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 89 conjunts are in the unsatisfiable core [2022-11-18 20:37:52,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:37:52,262 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 [2022-11-18 20:37:52,520 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-18 20:37:52,521 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 [2022-11-18 20:37:52,618 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 11 treesize of output 7 [2022-11-18 20:37:52,736 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-18 20:37:52,737 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 28 treesize of output 29 [2022-11-18 20:37:52,964 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-18 20:37:52,965 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 47 treesize of output 22 [2022-11-18 20:37:52,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 7 [2022-11-18 20:37:52,991 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 [2022-11-18 20:37:53,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:37:53,206 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-18 20:37:53,206 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 53 treesize of output 51 [2022-11-18 20:37:53,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:37:53,219 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 51 treesize of output 49 [2022-11-18 20:37:53,255 INFO L321 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2022-11-18 20:37:53,256 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 32 treesize of output 34 [2022-11-18 20:37:53,386 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 35 treesize of output 23 [2022-11-18 20:37:53,452 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-18 20:37:53,453 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 35 treesize of output 18 [2022-11-18 20:37:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:37:53,491 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:37:53,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537152825] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:37:53,729 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:37:53,729 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 35 [2022-11-18 20:37:53,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396348667] [2022-11-18 20:37:53,729 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:37:53,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-11-18 20:37:53,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:37:53,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-11-18 20:37:53,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1282, Unknown=0, NotChecked=0, Total=1406 [2022-11-18 20:37:53,731 INFO L87 Difference]: Start difference. First operand 29 states and 34 transitions. Second operand has 35 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 27 states have internal predecessors, (48), 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) [2022-11-18 20:37:54,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:37:54,736 INFO L93 Difference]: Finished difference Result 65 states and 82 transitions. [2022-11-18 20:37:54,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-18 20:37:54,737 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 27 states have internal predecessors, (48), 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 35 [2022-11-18 20:37:54,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:37:54,738 INFO L225 Difference]: With dead ends: 65 [2022-11-18 20:37:54,738 INFO L226 Difference]: Without dead ends: 56 [2022-11-18 20:37:54,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=236, Invalid=2214, Unknown=0, NotChecked=0, Total=2450 [2022-11-18 20:37:54,741 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 46 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 46 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-18 20:37:54,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 305 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 391 Invalid, 0 Unknown, 46 Unchecked, 0.4s Time] [2022-11-18 20:37:54,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-18 20:37:54,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 42. [2022-11-18 20:37:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-18 20:37:54,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 52 transitions. [2022-11-18 20:37:54,755 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 52 transitions. Word has length 35 [2022-11-18 20:37:54,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:37:54,755 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 52 transitions. [2022-11-18 20:37:54,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 27 states have internal predecessors, (48), 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) [2022-11-18 20:37:54,756 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-11-18 20:37:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-18 20:37:54,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:37:54,757 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:37:54,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:37:54,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:37:54,963 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:37:54,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:37:54,964 INFO L85 PathProgramCache]: Analyzing trace with hash 790772624, now seen corresponding path program 1 times [2022-11-18 20:37:54,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:37:54,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728711107] [2022-11-18 20:37:54,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:54,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:37:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:56,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:37:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:56,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 20:37:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:57,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 20:37:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:57,507 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-18 20:37:57,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:37:57,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728711107] [2022-11-18 20:37:57,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728711107] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:37:57,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710462936] [2022-11-18 20:37:57,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:37:57,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:37:57,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:37:57,509 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:37:57,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 20:37:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:37:57,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 127 conjunts are in the unsatisfiable core [2022-11-18 20:37:57,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:37:57,737 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 [2022-11-18 20:37:57,799 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 [2022-11-18 20:37:57,951 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1)))) is different from false [2022-11-18 20:37:57,953 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1)))) is different from true [2022-11-18 20:37:57,992 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0))) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from false [2022-11-18 20:37:57,994 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0))) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from true [2022-11-18 20:37:58,048 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|))))) is different from false [2022-11-18 20:37:58,050 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|))))) is different from true [2022-11-18 20:37:58,080 WARN L837 $PredicateComparison]: unable to prove that (and (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0)) is different from false [2022-11-18 20:37:58,083 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0)) is different from true [2022-11-18 20:37:58,149 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|))))) is different from false [2022-11-18 20:37:58,154 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|))))) is different from true [2022-11-18 20:37:58,253 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|) 0) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base| 1)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from false [2022-11-18 20:37:58,257 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|) 0) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base| 1)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from true [2022-11-18 20:37:58,297 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 [2022-11-18 20:37:58,337 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| 1)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 1))) (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)) (= |c_ULTIMATE.start_main_~data~0#1| 1)) is different from false [2022-11-18 20:37:58,342 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| 1)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 1))) (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)) (= |c_ULTIMATE.start_main_~data~0#1| 1)) is different from true [2022-11-18 20:37:58,474 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-18 20:37:58,474 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 29 treesize of output 30 [2022-11-18 20:37:58,507 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) |c_ULTIMATE.start_sll_circular_create_#res#1.offset|))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_9| .cse1) 0) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse1) 1))))) is different from false [2022-11-18 20:37:58,511 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) |c_ULTIMATE.start_sll_circular_create_#res#1.offset|))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_9| .cse1) 0) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse1) 1))))) is different from true [2022-11-18 20:37:58,611 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$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$.base| .cse1) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_9| .cse0) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| .cse1 1)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| .cse0) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse1) 0))))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_main_~data~0#1| |c_ULTIMATE.start_sll_circular_prepend_~data#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1)) is different from false [2022-11-18 20:37:58,615 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$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$.base| .cse1) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_9| .cse0) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| .cse1 1)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| .cse0) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse1) 0))))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_main_~data~0#1| |c_ULTIMATE.start_sll_circular_prepend_~data#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1)) is different from true [2022-11-18 20:37:58,663 INFO L321 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2022-11-18 20:37:58,663 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 44 treesize of output 19 [2022-11-18 20:37:58,699 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from false [2022-11-18 20:37:58,703 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|)) is different from true [2022-11-18 20:37:58,785 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$.base)|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0)) is different from false [2022-11-18 20:37:58,789 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$.base)|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0)) is different from true [2022-11-18 20:37:58,936 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 [2022-11-18 20:37:58,957 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_node_create_#res#1.offset| 0) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= |c_node_create_#in~data#1| (select (select |c_#memory_int| |c_node_create_#res#1.base|) (+ |c_node_create_#res#1.offset| 4))) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((v_ArrVal_746 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_746) |c_#memory_$Pointer$.offset|)) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (exists ((v_ArrVal_744 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_744)))) is different from false [2022-11-18 20:37:58,961 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_node_create_#res#1.offset| 0) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= |c_node_create_#in~data#1| (select (select |c_#memory_int| |c_node_create_#res#1.base|) (+ |c_node_create_#res#1.offset| 4))) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (exists ((v_ArrVal_746 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_746) |c_#memory_$Pointer$.offset|)) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (exists ((v_ArrVal_744 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_744)))) is different from true [2022-11-18 20:37:59,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:37:59,143 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-18 20:37:59,144 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 62 treesize of output 60 [2022-11-18 20:37:59,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:37:59,157 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 41 treesize of output 41 [2022-11-18 20:37:59,274 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| 2))) (and (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse3) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse4 1) |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 0) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse5 (select |v_#valid_BEFORE_CALL_13| .cse5))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))))) is different from false [2022-11-18 20:37:59,279 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| 2))) (and (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse3) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse4 1) |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 0) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse5 (select |v_#valid_BEFORE_CALL_13| .cse5))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))))) is different from true [2022-11-18 20:37:59,469 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))))) is different from false [2022-11-18 20:37:59,475 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))))) is different from true [2022-11-18 20:37:59,727 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.offset| (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) is different from false [2022-11-18 20:37:59,733 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.offset| (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) is different from true [2022-11-18 20:38:00,076 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|))))) is different from false [2022-11-18 20:38:00,082 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|))))) is different from true [2022-11-18 20:38:00,408 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 0 case distinctions, treesize of input 37 treesize of output 39 [2022-11-18 20:38:00,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:00,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:00,523 INFO L321 Elim1Store]: treesize reduction 88, result has 17.8 percent of original size [2022-11-18 20:38:00,523 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 5 case distinctions, treesize of input 138 treesize of output 118 [2022-11-18 20:38:00,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:00,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:00,600 INFO L321 Elim1Store]: treesize reduction 28, result has 33.3 percent of original size [2022-11-18 20:38:00,600 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 3 case distinctions, treesize of input 77 treesize of output 73 [2022-11-18 20:38:00,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 58 [2022-11-18 20:38:00,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 39 [2022-11-18 20:38:00,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:00,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:00,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:00,679 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 25 treesize of output 29 [2022-11-18 20:38:00,797 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (+ 2 .cse3))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= |v_#valid_BEFORE_CALL_7| (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse2 (select |v_#valid_BEFORE_CALL_7| .cse2)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse3) 4)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int)) (v_arrayElimCell_32 Int) (v_arrayElimCell_33 Int)) (let ((.cse5 (select (select |c_#memory_$Pointer$.base| v_arrayElimCell_32) v_arrayElimCell_33))) (and (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32 1) .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| .cse5) 0) (= 1 (select |v_#valid_BEFORE_CALL_13| .cse5)))))))) is different from false [2022-11-18 20:38:00,803 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse0 (+ 2 .cse3))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 0) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= |v_#valid_BEFORE_CALL_7| (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse2 (select |v_#valid_BEFORE_CALL_7| .cse2)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| .cse3) 4)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int)) (v_arrayElimCell_32 Int) (v_arrayElimCell_33 Int)) (let ((.cse5 (select (select |c_#memory_$Pointer$.base| v_arrayElimCell_32) v_arrayElimCell_33))) (and (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select (store |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32 1) .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| .cse5) 0) (= 1 (select |v_#valid_BEFORE_CALL_13| .cse5)))))))) is different from true [2022-11-18 20:38:00,878 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-18 20:38:00,879 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 76 treesize of output 44 [2022-11-18 20:38:00,911 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 [2022-11-18 20:38:01,044 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_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (v_arrayElimCell_35 Int) (|v_#valid_BEFORE_CALL_13| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (v_arrayElimCell_32 Int)) (and (= (select (store |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_35) 1) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse2 (select |v_#valid_BEFORE_CALL_13| .cse2))) |v_#valid_BEFORE_CALL_13|) (= 0 (select |v_#valid_BEFORE_CALL_12| v_arrayElimCell_35)) (<= .cse0 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_#valid_BEFORE_CALL_12| |ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_main_~ptr~0#1.base|) 4)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))))) is different from false [2022-11-18 20:38:01,050 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_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (v_arrayElimCell_35 Int) (|v_#valid_BEFORE_CALL_13| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (v_arrayElimCell_32 Int)) (and (= (select (store |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_35) 1) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse2 (select |v_#valid_BEFORE_CALL_13| .cse2))) |v_#valid_BEFORE_CALL_13|) (= 0 (select |v_#valid_BEFORE_CALL_12| v_arrayElimCell_35)) (<= .cse0 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_#valid_BEFORE_CALL_12| |ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select |c_#memory_int| |c_ULTIMATE.start_main_~ptr~0#1.base|) 4)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))))) is different from true [2022-11-18 20:38:01,107 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 [2022-11-18 20:38:01,163 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 18 not checked. [2022-11-18 20:38:01,163 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:38:03,274 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_755 (Array Int Int)) (v_ArrVal_754 (Array Int Int)) (v_ArrVal_757 (Array Int Int)) (v_ArrVal_756 (Array Int Int)) (v_ArrVal_759 (Array Int Int)) (v_ArrVal_749 Int) (v_ArrVal_751 (Array Int Int)) (v_ArrVal_753 (Array Int Int)) (v_ArrVal_752 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| v_ArrVal_749)) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| v_ArrVal_752) |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| v_ArrVal_751) (select (select (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_754) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| (store (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_757) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| v_ArrVal_753) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_756) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| (store (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_759) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset|)) |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| v_ArrVal_755) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4)))) is different from false [2022-11-18 20:38:03,344 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_755 (Array Int Int)) (v_ArrVal_754 (Array Int Int)) (v_ArrVal_757 (Array Int Int)) (v_ArrVal_756 (Array Int Int)) (v_ArrVal_759 (Array Int Int)) (v_ArrVal_749 Int) (v_ArrVal_751 (Array Int Int)) (v_ArrVal_753 (Array Int Int)) (v_ArrVal_752 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.offset|))) (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| v_ArrVal_749)) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| v_ArrVal_752) .cse0 v_ArrVal_751) (select (select (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_754) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| (store (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_757) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) .cse0 v_ArrVal_753) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_756) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| (store (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_759) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset|)) .cse0 v_ArrVal_755) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))))) is different from false [2022-11-18 20:38:03,376 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_755 (Array Int Int)) (v_ArrVal_754 (Array Int Int)) (v_ArrVal_757 (Array Int Int)) (v_ArrVal_756 (Array Int Int)) (v_ArrVal_759 (Array Int Int)) (v_ArrVal_749 Int) (v_ArrVal_751 (Array Int Int)) (v_ArrVal_753 (Array Int Int)) (v_ArrVal_752 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse0 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| v_ArrVal_749)) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| v_ArrVal_752) .cse0 v_ArrVal_751) (select (select (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_754) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| (store (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_757) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) .cse0 v_ArrVal_753) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_756) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| (store (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| v_ArrVal_759) |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset|)) .cse0 v_ArrVal_755) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))))) is different from false [2022-11-18 20:38:06,377 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-18 20:38:06,377 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 137 [2022-11-18 20:38:06,405 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-18 20:38:06,405 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 614 treesize of output 615 [2022-11-18 20:38:06,422 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 516 treesize of output 424 [2022-11-18 20:38:06,437 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 234 treesize of output 188 [2022-11-18 20:38:17,373 WARN L233 SmtUtils]: Spent 10.43s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 20:38:17,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710462936] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:38:17,377 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:38:17,377 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 25] total 44 [2022-11-18 20:38:17,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481307002] [2022-11-18 20:38:17,377 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:38:17,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2022-11-18 20:38:17,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:38:17,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2022-11-18 20:38:17,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=791, Unknown=57, NotChecked=1596, Total=2550 [2022-11-18 20:38:17,380 INFO L87 Difference]: Start difference. First operand 42 states and 52 transitions. Second operand has 44 states, 40 states have (on average 1.425) internal successors, (57), 34 states have internal predecessors, (57), 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) [2022-11-18 20:38:18,813 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 1) (not (= |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)) is different from false [2022-11-18 20:38:18,819 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 1) (not (= |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_#t~ret4#1.base|) 0) (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)) is different from true [2022-11-18 20:38:18,825 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from false [2022-11-18 20:38:18,829 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) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_6| (Array Int Int))) (and (= |c_#valid| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |c_#valid|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |c_#valid| .cse0)))) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_6| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from true [2022-11-18 20:38:18,838 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|)) is different from false [2022-11-18 20:38:18,843 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse0 (select |v_#valid_BEFORE_CALL_7| .cse0)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|)) is different from true [2022-11-18 20:38:18,850 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$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|))) is different from false [2022-11-18 20:38:18,855 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$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| 1)) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|))) is different from true [2022-11-18 20:38:18,868 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|)) (.cse1 (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|)) (.cse2 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|))) (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= (+ .cse0 1) |c_#StackHeapBarrier|)) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse0 (select |c_#memory_$Pointer$.offset| .cse0))) (or .cse1 (= (select |c_old(#valid)| .cse2) 0)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse2 (select |c_#memory_$Pointer$.base| .cse2))) (or .cse1 (<= (+ .cse2 1) |c_#StackHeapBarrier|)) (= (select (select |c_#memory_int| |c_node_create_#res#1.base|) 4) |c_node_create_#in~data#1|) (= |c_#valid| (let ((.cse4 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse4 (select |c_#valid| .cse4)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (<= 0 |c_node_create_#res#1.offset|))) is different from false [2022-11-18 20:38:18,876 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|)) (.cse1 (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|)) (.cse2 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|))) (and (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| 1)) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= (+ .cse0 1) |c_#StackHeapBarrier|)) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse0 (select |c_#memory_$Pointer$.offset| .cse0))) (or .cse1 (= (select |c_old(#valid)| .cse2) 0)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse2 (select |c_#memory_$Pointer$.base| .cse2))) (or .cse1 (<= (+ .cse2 1) |c_#StackHeapBarrier|)) (= (select (select |c_#memory_int| |c_node_create_#res#1.base|) 4) |c_node_create_#in~data#1|) (= |c_#valid| (let ((.cse4 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse4 (select |c_#valid| .cse4)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (<= 0 |c_node_create_#res#1.offset|))) is different from true [2022-11-18 20:38:18,897 WARN L837 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|) 0) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base| 1)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|) 1) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|)) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from false [2022-11-18 20:38:18,903 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|) 0) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base| 1)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|) 1) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|)) (not (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |c_ULTIMATE.start_sll_circular_create_#t~ret5#1.base|)) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) is different from true [2022-11-18 20:38:18,924 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (and (not (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| .cse0) 1) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| 1)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 1))) (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse0) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|))) is different from false [2022-11-18 20:38:18,931 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (and (not (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|)) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select |c_#valid| .cse0) 1) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| 1)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 1))) (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse0) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|))) is different from true [2022-11-18 20:38:18,945 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) |c_ULTIMATE.start_sll_circular_create_#res#1.offset|))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse0) 1) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_9| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse0) 1))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) 1) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)))) is different from false [2022-11-18 20:38:18,952 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) |c_ULTIMATE.start_sll_circular_create_#res#1.offset|))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse0) 1) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base| 1)) (= (select |v_#valid_BEFORE_CALL_9| .cse0) 0) (= (select |v_#valid_BEFORE_CALL_8| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse0) 1))) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_#res#1.base|) 1) (not (= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|)))) is different from true [2022-11-18 20:38:18,966 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$.base| .cse1) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse0) 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_9| .cse0) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| .cse1 1)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| .cse0) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse1) 0))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= .cse0 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_main_~data~0#1| |c_ULTIMATE.start_sll_circular_prepend_~data#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| .cse1) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)))) is different from false [2022-11-18 20:38:18,972 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$.base| .cse1) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#s~0#1.base|) (= (select |c_#valid| .cse0) 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int))) (and (= (select |v_#valid_BEFORE_CALL_9| .cse0) 0) (= |c_#valid| (store |v_#valid_BEFORE_CALL_8| .cse1 1)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| .cse0) 1) (= (select |v_#valid_BEFORE_CALL_9| |c_ULTIMATE.start_main_~#s~0#1.base|) 1) (= (select |v_#valid_BEFORE_CALL_8| .cse1) 0))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (not (= .cse0 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse3 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse3 (select |v_#valid_BEFORE_CALL_7| .cse3)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_main_~data~0#1| |c_ULTIMATE.start_sll_circular_prepend_~data#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= (select |c_#valid| .cse1) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_main_~#s~0#1.base|)))) is different from true [2022-11-18 20:38:18,995 WARN L837 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|)) is different from false [2022-11-18 20:38:19,002 WARN L859 $PredicateComparison]: unable to prove that (and (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse0 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse0 (select |v_#valid_BEFORE_CALL_8| .cse0))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_old(#memory_int)| |c_#memory_int|) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= |c_old(#length)| |c_#length|)) is different from true [2022-11-18 20:38:19,024 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$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse2 (select |v_#valid_BEFORE_CALL_7| .cse2)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|))) is different from false [2022-11-18 20:38:19,030 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$.base)|) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| .cse0)) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse2 (select |v_#valid_BEFORE_CALL_7| .cse2)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_node_create_#in~data#1| |c_node_create_~data#1|) (= |c_node_create_~temp~0#1.offset| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= .cse0 1) (= (select |c_old(#valid)| |c_node_create_~temp~0#1.base|) 0) (<= (+ |c_node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|))) is different from true [2022-11-18 20:38:19,219 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|)) (.cse3 (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|)) (.cse4 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|)) (.cse0 (select |c_#memory_int| |c_node_create_#res#1.base|))) (and (= |c_node_create_#res#1.offset| 0) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= |c_node_create_#in~data#1| (select .cse0 (+ |c_node_create_#res#1.offset| 4))) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= (+ .cse1 1) |c_#StackHeapBarrier|)) (exists ((v_ArrVal_746 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_746) |c_#memory_$Pointer$.offset|)) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse1 (select |c_#memory_$Pointer$.offset| .cse1))) (or .cse3 (= (select |c_old(#valid)| .cse4) 0)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse5 (select |v_#valid_BEFORE_CALL_7| .cse5)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse4 (select |c_#memory_$Pointer$.base| .cse4))) (or .cse3 (<= (+ .cse4 1) |c_#StackHeapBarrier|)) (= (select .cse0 4) |c_node_create_#in~data#1|) (exists ((v_ArrVal_744 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_744))) (= |c_#valid| (let ((.cse6 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse6 (select |c_#valid| .cse6)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (<= 0 |c_node_create_#res#1.offset|))) is different from false [2022-11-18 20:38:19,228 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 (@diff |c_old(#memory_$Pointer$.offset)| |c_#memory_$Pointer$.offset|)) (.cse3 (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|)) (.cse4 (@diff |c_old(#memory_$Pointer$.base)| |c_#memory_$Pointer$.base|)) (.cse0 (select |c_#memory_int| |c_node_create_#res#1.base|))) (and (= |c_node_create_#res#1.offset| 0) (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (= |c_node_create_#in~data#1| (select .cse0 (+ |c_node_create_#res#1.offset| 4))) (= (select |c_old(#valid)| |c_node_create_#res#1.base|) 0) (<= |c_node_create_#res#1.offset| 0) (or (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (<= (+ .cse1 1) |c_#StackHeapBarrier|)) (exists ((v_ArrVal_746 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.offset)| |c_node_create_#res#1.base| v_ArrVal_746) |c_#memory_$Pointer$.offset|)) (= (select |c_#valid| |c_node_create_#res#1.base|) 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (< |c_#StackHeapBarrier| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| .cse1 (select |c_#memory_$Pointer$.offset| .cse1))) (or .cse3 (= (select |c_old(#valid)| .cse4) 0)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse5 (select |v_#valid_BEFORE_CALL_7| .cse5)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| .cse4 (select |c_#memory_$Pointer$.base| .cse4))) (or .cse3 (<= (+ .cse4 1) |c_#StackHeapBarrier|)) (= (select .cse0 4) |c_node_create_#in~data#1|) (exists ((v_ArrVal_744 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_node_create_#res#1.base| v_ArrVal_744))) (= |c_#valid| (let ((.cse6 (@diff |c_old(#valid)| |c_#valid|))) (store |c_old(#valid)| .cse6 (select |c_#valid| .cse6)))) (<= (+ |c_node_create_#res#1.base| 1) |c_#StackHeapBarrier|) (<= 0 |c_node_create_#res#1.offset|))) is different from true [2022-11-18 20:38:19,358 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| 2)) (.cse3 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) (and (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (not (= .cse3 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (not (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (not (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| .cse3)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| .cse5) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse4) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse5 1) |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 0) (= (let ((.cse6 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse6 (select |v_#valid_BEFORE_CALL_13| .cse6))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse5) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))))) is different from false [2022-11-18 20:38:19,365 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| 2)) (.cse3 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) (and (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse2 (select |v_#valid_BEFORE_CALL_8| .cse2))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (not (= .cse3 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (not (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (not (= |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base| .cse3)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse5 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| .cse5) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse4) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse5 1) |c_ULTIMATE.start_sll_circular_prepend_#t~ret9#1.base|) 0) (= (let ((.cse6 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse6 (select |v_#valid_BEFORE_CALL_13| .cse6))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse5) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))))) is different from true [2022-11-18 20:38:19,421 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) (.cse2 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse3) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse4 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse5 (select |v_#valid_BEFORE_CALL_13| .cse5))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse6 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse6 (select |v_#valid_BEFORE_CALL_8| .cse6))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)))) is different from false [2022-11-18 20:38:19,428 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) (.cse2 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse3) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse4 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse5 (select |v_#valid_BEFORE_CALL_13| .cse5))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse6 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse6 (select |v_#valid_BEFORE_CALL_8| .cse6))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)))) is different from true [2022-11-18 20:38:19,497 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.offset|)) (.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.offset| (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse3) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse4 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse5 (select |v_#valid_BEFORE_CALL_13| .cse5))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse6 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse6 (select |v_#valid_BEFORE_CALL_8| .cse6))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) is different from false [2022-11-18 20:38:19,505 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.offset|)) (.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (not (= .cse2 |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.offset| (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse4 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| .cse4) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse3) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse4 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse5 (select |v_#valid_BEFORE_CALL_13| .cse5))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse4) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse6 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse6 (select |v_#valid_BEFORE_CALL_8| .cse6))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)))) is different from true [2022-11-18 20:38:19,573 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|))))) is different from false [2022-11-18 20:38:19,580 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 2 |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|))) (and (<= .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) (= |c_ULTIMATE.start_main_~#s~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 4) |c_ULTIMATE.start_main_~data~0#1|) (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse1 (select |v_#valid_BEFORE_CALL_7| .cse1)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset| |c_ULTIMATE.start_main_~#s~0#1.offset|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_sll_circular_prepend_~head#1.base| |c_ULTIMATE.start_main_~#s~0#1.base|) (not (= |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| 1) (not (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|)) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (|v_#valid_BEFORE_CALL_13| (Array Int Int))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| .cse3) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (and (= (select |v_#valid_BEFORE_CALL_13| .cse2) 1) (= (select (store |v_#valid_BEFORE_CALL_13| .cse3 1) |c_ULTIMATE.start_sll_circular_prepend_~new_head~1#1.base|) 0) (= (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse4 (select |v_#valid_BEFORE_CALL_13| .cse4))) |v_#valid_BEFORE_CALL_13|) (= (select |v_#valid_BEFORE_CALL_12| .cse2) 0) (= (select |v_#valid_BEFORE_CALL_13| .cse3) 0) (= (select |v_#valid_BEFORE_CALL_12| |c_ULTIMATE.start_main_~#s~0#1.base|) 1))))) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse5 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse5 (select |v_#valid_BEFORE_CALL_8| .cse5))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|))) (= |c_ULTIMATE.start_sll_circular_prepend_~last~1#1.base| (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_sll_circular_prepend_~head#1.offset|))))) is different from true [2022-11-18 20:38:19,629 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~ptr~0#1.base| 2)) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~ptr~0#1.base|))) (and (= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (v_arrayElimCell_35 Int) (|v_#valid_BEFORE_CALL_13| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (v_arrayElimCell_32 Int)) (and (= (select (store |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_35) 1) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse2 (select |v_#valid_BEFORE_CALL_13| .cse2))) |v_#valid_BEFORE_CALL_13|) (= 0 (select |v_#valid_BEFORE_CALL_12| v_arrayElimCell_35)) (<= .cse0 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_#valid_BEFORE_CALL_12| |ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~data~0#1| (select .cse3 4)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse4 (select |v_#valid_BEFORE_CALL_7| .cse4)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| (select .cse3 (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4))))) is different from false [2022-11-18 20:38:19,636 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~ptr~0#1.base| 2)) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~ptr~0#1.base|))) (and (= |c_ULTIMATE.start_main_~ptr~0#1.offset| 0) (exists ((|v_#valid_BEFORE_CALL_9| (Array Int Int)) (|v_#valid_BEFORE_CALL_8| (Array Int Int)) (v_arrayElimCell_24 Int) (|v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3| Int) (v_arrayElimCell_23 Int)) (and (= (select |v_#valid_BEFORE_CALL_9| v_arrayElimCell_23) 0) (<= .cse0 |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|) (= 1 (select |v_#valid_BEFORE_CALL_9| |v_ULTIMATE.start_sll_circular_prepend_~head#1.base_BEFORE_CALL_3|)) (= (let ((.cse1 (@diff |v_#valid_BEFORE_CALL_9| |v_#valid_BEFORE_CALL_8|))) (store |v_#valid_BEFORE_CALL_9| .cse1 (select |v_#valid_BEFORE_CALL_8| .cse1))) |v_#valid_BEFORE_CALL_8|) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_23) 1) (= (select |v_#valid_BEFORE_CALL_8| v_arrayElimCell_24) 0))) (= |c_ULTIMATE.start_main_~data~0#1| 1) (exists ((|v_#valid_BEFORE_CALL_12| (Array Int Int)) (v_arrayElimCell_35 Int) (|v_#valid_BEFORE_CALL_13| (Array Int Int)) (|ULTIMATE.start_main_~#s~0#1.base| Int) (v_arrayElimCell_32 Int)) (and (= (select (store |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32 1) |c_ULTIMATE.start_main_~ptr~0#1.base|) 0) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_35) 1) (= (select |v_#valid_BEFORE_CALL_13| v_arrayElimCell_32) 0) (= (let ((.cse2 (@diff |v_#valid_BEFORE_CALL_12| |v_#valid_BEFORE_CALL_13|))) (store |v_#valid_BEFORE_CALL_12| .cse2 (select |v_#valid_BEFORE_CALL_13| .cse2))) |v_#valid_BEFORE_CALL_13|) (= 0 (select |v_#valid_BEFORE_CALL_12| v_arrayElimCell_35)) (<= .cse0 |ULTIMATE.start_main_~#s~0#1.base|) (= (select |v_#valid_BEFORE_CALL_12| |ULTIMATE.start_main_~#s~0#1.base|) 1))) (= |c_ULTIMATE.start_main_~data~0#1| (select .cse3 4)) (exists ((|v_#valid_BEFORE_CALL_7| (Array Int Int)) (|v_#valid_BEFORE_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6| Int) (|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2| Int)) (and (<= .cse0 |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|) (= (select |v_#valid_BEFORE_CALL_7| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 1) (= (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_BEFORE_CALL_2|) 0) (= |v_#valid_BEFORE_CALL_7| (let ((.cse4 (@diff |v_#valid_BEFORE_CALL_6| |v_#valid_BEFORE_CALL_7|))) (store |v_#valid_BEFORE_CALL_6| .cse4 (select |v_#valid_BEFORE_CALL_7| .cse4)))) (= 1 (select |v_#valid_BEFORE_CALL_6| |v_ULTIMATE.start_main_~#s~0#1.base_BEFORE_CALL_6|)))) (= |c_ULTIMATE.start_main_~data~0#1| (select .cse3 (+ |c_ULTIMATE.start_main_~ptr~0#1.offset| 4))))) is different from true [2022-11-18 20:38:19,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:38:19,791 INFO L93 Difference]: Finished difference Result 72 states and 81 transitions. [2022-11-18 20:38:19,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-18 20:38:19,792 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 40 states have (on average 1.425) internal successors, (57), 34 states have internal predecessors, (57), 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 37 [2022-11-18 20:38:19,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:38:19,794 INFO L225 Difference]: With dead ends: 72 [2022-11-18 20:38:19,794 INFO L226 Difference]: Without dead ends: 70 [2022-11-18 20:38:19,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 38 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=157, Invalid=960, Unknown=91, NotChecked=3762, Total=4970 [2022-11-18 20:38:19,797 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 6 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 389 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-18 20:38:19,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 164 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 217 Invalid, 0 Unknown, 389 Unchecked, 0.5s Time] [2022-11-18 20:38:19,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-18 20:38:19,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2022-11-18 20:38:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 58 states have (on average 1.1206896551724137) internal successors, (65), 58 states have internal predecessors, (65), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-18 20:38:19,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 79 transitions. [2022-11-18 20:38:19,815 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 79 transitions. Word has length 37 [2022-11-18 20:38:19,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:38:19,815 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 79 transitions. [2022-11-18 20:38:19,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 40 states have (on average 1.425) internal successors, (57), 34 states have internal predecessors, (57), 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) [2022-11-18 20:38:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2022-11-18 20:38:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-18 20:38:19,817 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:38:19,817 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:38:19,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-18 20:38:20,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:38:20,035 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:38:20,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:38:20,035 INFO L85 PathProgramCache]: Analyzing trace with hash -718486453, now seen corresponding path program 2 times [2022-11-18 20:38:20,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:38:20,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181799630] [2022-11-18 20:38:20,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:38:20,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:38:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:21,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:38:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:21,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 20:38:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:22,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 20:38:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-18 20:38:22,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:38:22,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181799630] [2022-11-18 20:38:22,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181799630] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:38:22,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797926053] [2022-11-18 20:38:22,459 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 20:38:22,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:38:22,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:38:22,463 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:38:22,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 20:38:22,718 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 20:38:22,718 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:38:22,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 120 conjunts are in the unsatisfiable core [2022-11-18 20:38:22,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:38:22,823 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 [2022-11-18 20:38:23,695 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-18 20:38:23,695 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 [2022-11-18 20:38:23,892 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 11 treesize of output 7 [2022-11-18 20:38:23,919 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 11 treesize of output 7 [2022-11-18 20:38:24,177 INFO L321 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-18 20:38:24,177 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 56 treesize of output 38 [2022-11-18 20:38:24,190 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 27 treesize of output 22 [2022-11-18 20:38:24,605 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-11-18 20:38:24,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 50 [2022-11-18 20:38:24,622 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-18 20:38:24,622 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 30 treesize of output 13 [2022-11-18 20:38:24,835 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (<= (+ |node_create_~temp~0#1.base| 1) |c_#StackHeapBarrier|) (exists ((v_ArrVal_984 (Array Int Int))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |node_create_~temp~0#1.base| v_ArrVal_984))) (= 0 (select |c_old(#valid)| |node_create_~temp~0#1.base|)) (exists ((v_ArrVal_985 (Array Int Int))) (= (store |c_old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_985) |c_#memory_$Pointer$.base|)))) is different from true [2022-11-18 20:38:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:24,936 INFO L321 Elim1Store]: treesize reduction 52, result has 17.5 percent of original size [2022-11-18 20:38:24,939 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 114 treesize of output 102 [2022-11-18 20:38:24,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:24,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:24,985 INFO L321 Elim1Store]: treesize reduction 47, result has 9.6 percent of original size [2022-11-18 20:38:24,985 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 112 treesize of output 111 [2022-11-18 20:38:25,045 INFO L321 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2022-11-18 20:38:25,045 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 32 treesize of output 34 [2022-11-18 20:38:25,678 INFO L321 Elim1Store]: treesize reduction 74, result has 3.9 percent of original size [2022-11-18 20:38:25,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 151 treesize of output 83 [2022-11-18 20:38:25,862 INFO L321 Elim1Store]: treesize reduction 41, result has 16.3 percent of original size [2022-11-18 20:38:25,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 30 [2022-11-18 20:38:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-18 20:38:25,951 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:38:26,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797926053] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:38:26,684 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:38:26,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22] total 39 [2022-11-18 20:38:26,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054675284] [2022-11-18 20:38:26,685 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 20:38:26,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2022-11-18 20:38:26,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:38:26,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2022-11-18 20:38:26,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=1669, Unknown=1, NotChecked=82, Total=1892 [2022-11-18 20:38:26,687 INFO L87 Difference]: Start difference. First operand 70 states and 79 transitions. Second operand has 39 states, 35 states have (on average 1.6857142857142857) internal successors, (59), 32 states have internal predecessors, (59), 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) [2022-11-18 20:38:28,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:38:28,966 INFO L93 Difference]: Finished difference Result 88 states and 100 transitions. [2022-11-18 20:38:28,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:38:28,967 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 35 states have (on average 1.6857142857142857) internal successors, (59), 32 states have internal predecessors, (59), 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 39 [2022-11-18 20:38:28,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:38:28,968 INFO L225 Difference]: With dead ends: 88 [2022-11-18 20:38:28,968 INFO L226 Difference]: Without dead ends: 77 [2022-11-18 20:38:28,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=232, Invalid=2423, Unknown=1, NotChecked=100, Total=2756 [2022-11-18 20:38:28,970 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 42 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 69 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-18 20:38:28,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 242 Invalid, 485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 391 Invalid, 0 Unknown, 69 Unchecked, 0.9s Time] [2022-11-18 20:38:28,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-11-18 20:38:28,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 70. [2022-11-18 20:38:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 58 states have (on average 1.103448275862069) internal successors, (64), 58 states have internal predecessors, (64), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-18 20:38:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 78 transitions. [2022-11-18 20:38:28,990 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 78 transitions. Word has length 39 [2022-11-18 20:38:28,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:38:28,990 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 78 transitions. [2022-11-18 20:38:28,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 35 states have (on average 1.6857142857142857) internal successors, (59), 32 states have internal predecessors, (59), 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) [2022-11-18 20:38:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2022-11-18 20:38:28,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-18 20:38:28,992 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:38:28,992 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:38:29,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-18 20:38:29,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:38:29,198 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:38:29,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:38:29,199 INFO L85 PathProgramCache]: Analyzing trace with hash 12485255, now seen corresponding path program 1 times [2022-11-18 20:38:29,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:38:29,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387419933] [2022-11-18 20:38:29,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:38:29,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:38:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:38:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:32,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 20:38:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:32,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 20:38:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:33,170 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-18 20:38:33,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:38:33,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387419933] [2022-11-18 20:38:33,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387419933] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:38:33,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871515208] [2022-11-18 20:38:33,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:38:33,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:38:33,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:38:33,172 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:38:33,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c3e8e9-0830-4949-ab40-7956cae2cace/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-18 20:38:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:33,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 127 conjunts are in the unsatisfiable core [2022-11-18 20:38:33,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:38:33,526 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-18 20:38:34,426 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 18 treesize of output 10 [2022-11-18 20:38:34,439 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 [2022-11-18 20:38:34,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:34,935 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 [2022-11-18 20:38:34,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:34,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:34,954 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 34 treesize of output 33 [2022-11-18 20:38:34,993 INFO L321 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2022-11-18 20:38:34,993 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 15 treesize of output 15 [2022-11-18 20:38:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:36,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:37,215 INFO L321 Elim1Store]: treesize reduction 281, result has 24.7 percent of original size [2022-11-18 20:38:37,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 388 treesize of output 413 [2022-11-18 20:38:37,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:37,427 INFO L321 Elim1Store]: treesize reduction 84, result has 15.2 percent of original size [2022-11-18 20:38:37,427 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 114 treesize of output 38 [2022-11-18 20:38:37,480 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 10 treesize of output 9 [2022-11-18 20:38:37,627 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 46 treesize of output 38 [2022-11-18 20:38:37,897 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 12 treesize of output 11 [2022-11-18 20:38:37,965 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 8 treesize of output 7 [2022-11-18 20:38:38,060 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-18 20:38:38,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 46 treesize of output 51 [2022-11-18 20:38:41,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:41,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:41,425 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 0 case distinctions, treesize of input 314 treesize of output 236 [2022-11-18 20:38:41,449 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 9 treesize of output 3 [2022-11-18 20:38:41,504 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 [2022-11-18 20:38:41,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:38:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:40:59,630 WARN L233 SmtUtils]: Spent 2.30m on a formula simplification. DAG size of input: 653 DAG size of output: 123 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-18 20:40:59,631 INFO L321 Elim1Store]: treesize reduction 3509, result has 7.8 percent of original size [2022-11-18 20:40:59,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 10 select indices, 10 select index equivalence classes, 1 disjoint index pairs (out of 45 index pairs), introduced 16 new quantified variables, introduced 110 case distinctions, treesize of input 909123 treesize of output 888761 [2022-11-18 20:44:03,442 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 13 treesize of output 3 [2022-11-18 20:44:04,266 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 10 treesize of output 3 [2022-11-18 20:44:04,828 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 7 treesize of output 3 [2022-11-18 20:45:06,399 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 13 treesize of output 3 [2022-11-18 20:45:07,085 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 10 treesize of output 3 [2022-11-18 20:45:07,642 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 7 treesize of output 3 [2022-11-18 20:45:09,243 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 [2022-11-18 20:45:10,173 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 7 treesize of output 3 [2022-11-18 20:45:11,515 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 [2022-11-18 20:45:12,217 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 [2022-11-18 20:50:58,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:50:58,821 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:50:58,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:01,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:01,437 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:51:01,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:01,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:02,122 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:02,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:03,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:04,035 INFO L217 Elim1Store]: Index analysis took 109 ms [2022-11-18 20:51:04,174 INFO L321 Elim1Store]: treesize reduction 77, result has 6.1 percent of original size [2022-11-18 20:51:04,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:04,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:04,808 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:04,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:06,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:06,342 INFO L217 Elim1Store]: Index analysis took 221 ms [2022-11-18 20:51:06,690 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:51:06,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:08,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:08,733 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:08,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:09,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:09,465 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:09,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:10,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:10,397 INFO L321 Elim1Store]: treesize reduction 77, result has 6.1 percent of original size [2022-11-18 20:51:10,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:11,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:11,385 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:11,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:11,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:11,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:11,965 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:11,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:13,572 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:51:13,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:14,625 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:14,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:14,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:15,126 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:15,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:17,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:17,838 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:51:17,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:18,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:18,605 INFO L217 Elim1Store]: Index analysis took 120 ms [2022-11-18 20:51:18,959 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:51:18,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:20,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:20,431 INFO L321 Elim1Store]: treesize reduction 77, result has 6.1 percent of original size [2022-11-18 20:51:20,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:51:20,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:51:20,820 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:51:20,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:52:36,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:52:36,084 INFO L217 Elim1Store]: Index analysis took 152 ms [2022-11-18 20:52:36,448 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:52:36,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:52:38,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:52:38,765 INFO L217 Elim1Store]: Index analysis took 168 ms [2022-11-18 20:52:39,237 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:52:39,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:52:39,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:52:40,009 INFO L321 Elim1Store]: treesize reduction 148, result has 3.3 percent of original size [2022-11-18 20:52:40,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:52:40,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:52:41,111 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:52:41,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:52:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:52:43,033 INFO L217 Elim1Store]: Index analysis took 105 ms [2022-11-18 20:52:43,205 INFO L321 Elim1Store]: treesize reduction 77, result has 6.1 percent of original size [2022-11-18 20:52:43,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 130 treesize of output 28 [2022-11-18 20:52:43,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:52:43,523 INFO L217 Elim1Store]: Index analysis took 132 ms [2022-11-18 20:52:43,765 INFO L321 Elim1Store]: treesize reduction 96, result has 5.0 percent of original size [2022-11-18 20:52:43,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 130 treesize of output 28