./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e07f3778a6dc1ed71b4b2b55b5e5328fab33e7845cdda9d6dd07262778bbfc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:06,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:06,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:05:06,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:06,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:06,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:06,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:06,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:06,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:06,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:06,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:06,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:06,463 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:06,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:06,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:06,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:06,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:06,466 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:06,467 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:06,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:06,468 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:06,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:06,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:06,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:06,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:06,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:06,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:06,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:06,472 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:06,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:06,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:06,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e07f3778a6dc1ed71b4b2b55b5e5328fab33e7845cdda9d6dd07262778bbfc0 [2023-11-12 00:05:06,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:06,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:06,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:06,805 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:06,808 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:06,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i [2023-11-12 00:05:10,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:10,547 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:10,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i [2023-11-12 00:05:10,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/data/ca0992dbb/f83b44be787a4405945bfbcab677e2d1/FLAG8e6963f4a [2023-11-12 00:05:10,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/data/ca0992dbb/f83b44be787a4405945bfbcab677e2d1 [2023-11-12 00:05:10,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:10,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:10,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:10,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:10,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:10,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6365ebfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:10, skipping insertion in model container [2023-11-12 00:05:10,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:10" (1/1) ... [2023-11-12 00:05:10,682 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:10,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:10,995 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:11,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:11,089 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:11,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11 WrapperNode [2023-11-12 00:05:11,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:11,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:11,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:11,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:11,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,160 INFO L138 Inliner]: procedures = 111, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2023-11-12 00:05:11,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:11,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:11,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:11,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:11,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:11,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:11,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:11,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:11,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:11,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:11,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:11,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e82d7eb-b8fc-4f45-b12a-21bec386ebd8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:05:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:05:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:11,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:11,468 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:11,470 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:11,751 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:11,784 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:11,785 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:05:11,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:11 BoogieIcfgContainer [2023-11-12 00:05:11,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:11,789 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:11,789 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:11,803 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:11,803 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:11,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:11,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-12 00:05:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-12 00:05:11,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:05:11,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:11,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:12,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-12 00:05:12,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:12,359 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:12,412 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 7 [2023-11-12 00:05:12,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,429 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 1 [2023-11-12 00:05:12,450 INFO L351 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 18 treesize of output 7 [2023-11-12 00:05:12,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,464 INFO L351 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 1 [2023-11-12 00:05:12,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,479 INFO L351 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 1 [2023-11-12 00:05:12,493 INFO L351 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 18 treesize of output 16 [2023-11-12 00:05:12,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,518 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 51 [2023-11-12 00:05:12,535 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:12,537 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2023-11-12 00:05:12,542 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:12,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,566 INFO L351 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-12 00:05:12,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,578 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-12 00:05:12,590 INFO L351 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 23 treesize of output 18 [2023-11-12 00:05:12,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,628 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 25 [2023-11-12 00:05:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:12,640 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-12 00:05:12,650 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-12 00:05:12,661 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2023-11-12 00:05:12,768 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:12,769 INFO L351 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 24 treesize of output 20 [2023-11-12 00:05:12,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-12 00:05:12,896 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-12 00:05:12,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:05:12,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:12,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:12,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-12 00:05:12,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:13,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,011 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 51 [2023-11-12 00:05:13,020 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:13,022 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2023-11-12 00:05:13,025 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:13,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,043 INFO L351 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2023-11-12 00:05:13,050 INFO L351 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 16 treesize of output 13 [2023-11-12 00:05:13,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,062 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-12 00:05:13,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,084 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2023-11-12 00:05:13,090 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-12 00:05:13,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,098 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-12 00:05:13,106 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-12 00:05:13,113 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,133 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 1 [2023-11-12 00:05:13,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,145 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 1 [2023-11-12 00:05:13,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,155 INFO L351 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 1 [2023-11-12 00:05:13,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,164 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-12 00:05:13,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,172 INFO L351 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 1 [2023-11-12 00:05:13,246 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:13,247 INFO L351 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 22 treesize of output 18 [2023-11-12 00:05:13,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:13,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-12 00:05:13,574 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-12 00:05:13,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-12 00:05:13,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:13,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-12 00:05:13,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:13,642 INFO L351 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 44 treesize of output 42 [2023-11-12 00:05:13,759 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:13,760 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-12 00:05:13,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:13,766 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-12 00:05:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:14,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-12 00:05:14,680 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-12 00:05:14,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:14,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:14,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:14,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-12 00:05:14,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:14,831 INFO L322 Elim1Store]: treesize reduction 80, result has 38.0 percent of original size [2023-11-12 00:05:14,831 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 97 [2023-11-12 00:05:14,856 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2023-11-12 00:05:14,886 INFO L351 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 [2023-11-12 00:05:14,909 INFO L351 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 [2023-11-12 00:05:14,963 INFO L351 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 30 treesize of output 26 [2023-11-12 00:05:15,190 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-12 00:05:15,208 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:15,210 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2023-11-12 00:05:15,223 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:15,224 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2023-11-12 00:05:15,586 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:15,587 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-12 00:05:15,600 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:15,601 INFO L351 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 107 treesize of output 101 [2023-11-12 00:05:15,623 INFO L351 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 9 [2023-11-12 00:05:15,645 INFO L351 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 28 treesize of output 24 [2023-11-12 00:05:15,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:17,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:17,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 57 transitions. [2023-11-12 00:05:17,834 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 57 transitions. [2023-11-12 00:05:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:17,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:17,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:17,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-12 00:05:17,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:17,977 INFO L322 Elim1Store]: treesize reduction 80, result has 38.0 percent of original size [2023-11-12 00:05:17,977 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 97 [2023-11-12 00:05:17,988 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2023-11-12 00:05:18,040 INFO L351 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 [2023-11-12 00:05:18,063 INFO L351 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 [2023-11-12 00:05:18,087 INFO L351 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 40 treesize of output 34 [2023-11-12 00:05:18,299 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-12 00:05:18,300 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2023-11-12 00:05:18,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:18,315 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 20 [2023-11-12 00:05:18,320 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-12 00:05:18,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:18,333 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 21 [2023-11-12 00:05:18,338 INFO L351 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 16 treesize of output 11 [2023-11-12 00:05:18,369 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:18,370 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2023-11-12 00:05:18,381 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:18,382 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-12 00:05:18,542 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:18,543 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-12 00:05:18,548 INFO L351 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 32 treesize of output 24 [2023-11-12 00:05:18,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 57 transitions. [2023-11-12 00:05:18,749 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 57 transitions. [2023-11-12 00:05:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:18,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:18,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:18,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-12 00:05:18,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:18,838 INFO L351 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 42 treesize of output 38 [2023-11-12 00:05:18,883 INFO L322 Elim1Store]: treesize reduction 56, result has 30.9 percent of original size [2023-11-12 00:05:18,884 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 89 [2023-11-12 00:05:18,893 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2023-11-12 00:05:18,923 INFO L351 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 [2023-11-12 00:05:18,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:18,936 INFO L351 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 12 treesize of output 1 [2023-11-12 00:05:18,984 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 20 [2023-11-12 00:05:18,989 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-12 00:05:18,995 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:18,996 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2023-11-12 00:05:19,119 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:19,119 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-12 00:05:19,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:19,126 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-12 00:05:19,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:20,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 57 transitions. [2023-11-12 00:05:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2023-11-12 00:05:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:05:20,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:20,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:20,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-12 00:05:20,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:20,992 INFO L322 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-12 00:05:20,992 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 23 treesize of output 19 [2023-11-12 00:05:21,011 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-12 00:05:21,015 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:21,016 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2023-11-12 00:05:21,023 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-12 00:05:21,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:21,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:21,429 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2023-11-12 00:05:21,432 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:21,433 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-12 00:05:21,437 INFO L351 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 14 treesize of output 13 [2023-11-12 00:05:21,609 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2023-11-12 00:05:21,779 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2023-11-12 00:05:21,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:22,243 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|) 0)) (.cse0 (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (.cse2 (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|))) (and (not (let ((.cse1 (select .cse2 |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset|))) (and (not (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|)) .cse0 (<= 1 .cse1) (exists ((v_DerPreprocessor_20 (Array Int Int)) (v_DerPreprocessor_21 (Array Int Int)) (|ULTIMATE.start_test_fun_~y#1| Int) (v_DerPreprocessor_22 (Array Int Int)) (|ULTIMATE.start_test_fun_~y_ref~0#1.offset| Int)) (= .cse2 (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_20) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|) |ULTIMATE.start_test_fun_~y_ref~0#1.offset| |ULTIMATE.start_test_fun_~y#1|)) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|) |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| .cse1))) (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|))))) (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (= (select .cse2 0) 1) (<= 0 (+ 2147483648 .cse3)) (<= .cse3 2147483647) .cse0 (exists ((v_DerPreprocessor_6 (Array Int Int))) (let ((.cse5 (select (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| .cse2) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (let ((.cse4 (select .cse5 0))) (and (<= .cse4 2147483647) (= .cse5 v_DerPreprocessor_6) (= .cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|) 0)))))) (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| 0) (= |c_ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0))) is different from false [2023-11-12 00:05:32,606 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|) 0)) (.cse0 (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (.cse2 (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|))) (and (not (let ((.cse1 (select .cse2 |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset|))) (and (not (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|)) .cse0 (<= 1 .cse1) (exists ((v_DerPreprocessor_20 (Array Int Int)) (v_DerPreprocessor_21 (Array Int Int)) (|ULTIMATE.start_test_fun_~y#1| Int) (v_DerPreprocessor_22 (Array Int Int)) (|ULTIMATE.start_test_fun_~y_ref~0#1.offset| Int)) (= .cse2 (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_20) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|) |ULTIMATE.start_test_fun_~y_ref~0#1.offset| |ULTIMATE.start_test_fun_~y#1|)) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|) |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| .cse1))) (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|))))) (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (= (select .cse2 0) 1) (<= 0 (+ 2147483648 .cse3)) (<= .cse3 2147483647) .cse0 (exists ((v_DerPreprocessor_6 (Array Int Int))) (let ((.cse5 (select (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| .cse2) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (let ((.cse4 (select .cse5 0))) (and (<= .cse4 2147483647) (= .cse5 v_DerPreprocessor_6) (= .cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|) 0)))))) (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| 0) (= |c_ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0)))) is different from true [2023-11-12 00:05:42,858 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|) 0)) (.cse0 (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (.cse2 (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (and (not (let ((.cse1 (select .cse2 |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset|))) (and (not (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|)) .cse0 (<= 1 .cse1) (exists ((v_DerPreprocessor_20 (Array Int Int)) (v_DerPreprocessor_21 (Array Int Int)) (|ULTIMATE.start_test_fun_~y#1| Int) (v_DerPreprocessor_22 (Array Int Int)) (|ULTIMATE.start_test_fun_~y_ref~0#1.offset| Int)) (= .cse2 (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_20) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|) |ULTIMATE.start_test_fun_~y_ref~0#1.offset| |ULTIMATE.start_test_fun_~y#1|)) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|) |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| .cse1))) (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|))))) (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (= (select .cse2 0) 1) (<= 0 (+ 2147483648 .cse3)) (<= .cse3 2147483647) .cse0 (exists ((v_DerPreprocessor_6 (Array Int Int))) (let ((.cse5 (select (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| .cse2) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (let ((.cse4 (select .cse5 0))) (and (<= .cse4 2147483647) (= .cse5 v_DerPreprocessor_6) (= .cse4 (select .cse6 0)))))) (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| 0) (<= |c_ULTIMATE.start_test_fun_#t~mem5#1| (select .cse6 |c_ULTIMATE.start_test_fun_~y_ref~0#1.offset|)) (= |c_ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0))) is different from false [2023-11-12 00:06:03,180 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|) 0)) (.cse0 (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (.cse2 (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (and (not (let ((.cse1 (select .cse2 |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset|))) (and (not (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|)) .cse0 (<= 1 .cse1) (exists ((v_DerPreprocessor_20 (Array Int Int)) (v_DerPreprocessor_21 (Array Int Int)) (|ULTIMATE.start_test_fun_~y#1| Int) (v_DerPreprocessor_22 (Array Int Int)) (|ULTIMATE.start_test_fun_~y_ref~0#1.offset| Int)) (= .cse2 (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| (store (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_20) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_test_fun_~x_ref~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|) |ULTIMATE.start_test_fun_~y_ref~0#1.offset| |ULTIMATE.start_test_fun_~y#1|)) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base|) |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| .cse1))) (not (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| |c_ULTIMATE.start_test_fun_~x_ref~0#1.base|))))) (= |c_ULTIMATE.start_test_fun_~y_ref~0#1.offset| 0) (= (select .cse2 0) 1) (<= 0 (+ 2147483648 .cse3)) (<= .cse3 2147483647) .cse0 (exists ((v_DerPreprocessor_6 (Array Int Int))) (let ((.cse5 (select (store (store |c_#memory_int| |c_ULTIMATE.start_test_fun_~y_ref~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_test_fun_~r_ref~0#1.base| .cse2) |c_ULTIMATE.start_test_fun_~y_ref~0#1.base|))) (let ((.cse4 (select .cse5 0))) (and (<= .cse4 2147483647) (= .cse5 v_DerPreprocessor_6) (= .cse4 (select .cse6 0)))))) (= |c_ULTIMATE.start_test_fun_~r_ref~0#1.offset| 0) (<= |c_ULTIMATE.start_test_fun_#t~mem5#1| (select .cse6 |c_ULTIMATE.start_test_fun_~y_ref~0#1.offset|)) (= |c_ULTIMATE.start_test_fun_~x_ref~0#1.offset| 0)))) is different from true