./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4db0bca5538daf39b8ff60992164692d97581cce14eb7bcb8400899fae1cb0e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:13:46,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:13:46,878 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:13:46,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:13:46,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:13:46,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:13:46,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:13:46,902 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:13:46,903 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:13:46,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:13:46,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:13:46,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:13:46,903 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:13:46,903 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:13:46,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:13:46,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:13:46,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:13:46,904 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:13:46,904 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:13:46,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:13:46,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:46,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:13:46,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:13:46,905 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:13:46,905 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:13:46,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:13:46,905 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4db0bca5538daf39b8ff60992164692d97581cce14eb7bcb8400899fae1cb0e3 [2024-12-06 06:13:47,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:13:47,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:13:47,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:13:47,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:13:47,118 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:13:47,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll.c [2024-12-06 06:13:49,718 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/data/26926cee9/47af80efda244275a5939de6105ee950/FLAGc0370c644 [2024-12-06 06:13:49,925 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:13:49,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll.c [2024-12-06 06:13:49,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/data/26926cee9/47af80efda244275a5939de6105ee950/FLAGc0370c644 [2024-12-06 06:13:50,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/data/26926cee9/47af80efda244275a5939de6105ee950 [2024-12-06 06:13:50,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:13:50,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:13:50,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:50,310 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:13:50,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:13:50,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2192d2e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50, skipping insertion in model container [2024-12-06 06:13:50,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,329 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:13:50,459 WARN L250 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_b08d382d-c0e4-4765-8c1d-330833d0796c/sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll.c[1076,1089] [2024-12-06 06:13:50,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:50,482 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:13:50,492 WARN L250 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_b08d382d-c0e4-4765-8c1d-330833d0796c/sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-ll.c[1076,1089] [2024-12-06 06:13:50,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:13:50,513 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:13:50,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50 WrapperNode [2024-12-06 06:13:50,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:13:50,515 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:50,515 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:13:50,515 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:13:50,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,542 INFO L138 Inliner]: procedures = 16, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2024-12-06 06:13:50,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:13:50,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:13:50,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:13:50,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:13:50,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,555 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:13:50,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:13:50,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:13:50,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:13:50,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:13:50,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:13:50,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:13:50,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b08d382d-c0e4-4765-8c1d-330833d0796c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:13:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_30_to_38_0 [2024-12-06 06:13:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_30_to_38_0 [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:13:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:13:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 06:13:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 06:13:50,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 06:13:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 06:13:50,688 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:13:50,690 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:13:50,841 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 06:13:50,841 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:13:50,870 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:13:50,870 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:13:50,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:50 BoogieIcfgContainer [2024-12-06 06:13:50,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:13:50,871 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:13:50,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:13:50,879 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:13:50,879 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:13:50" (1/1) ... [2024-12-06 06:13:50,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:13:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2024-12-06 06:13:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2024-12-06 06:13:50,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:13:50,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:50,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:13:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:51,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-06 06:13:51,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:51,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-12-06 06:13:51,319 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 06:13:51,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-12-06 06:13:51,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-06 06:13:51,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:51,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2024-12-06 06:13:51,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2024-12-06 06:13:51,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 13 [2024-12-06 06:13:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 06:13:52,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:52,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 39 transitions. [2024-12-06 06:13:52,014 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2024-12-06 06:13:52,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:13:52,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:52,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:13:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:52,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 108 conjuncts are in the unsatisfiable core [2024-12-06 06:13:52,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:52,330 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 06:13:52,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-12-06 06:13:52,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-12-06 06:13:52,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-06 06:13:52,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:52,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2024-12-06 06:13:52,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2024-12-06 06:13:53,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:53,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:53,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:53,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:53,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 58 [2024-12-06 06:13:53,379 INFO L378 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 31 treesize of output 24 [2024-12-06 06:13:53,394 INFO L378 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 20 treesize of output 17 [2024-12-06 06:13:53,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 26 [2024-12-06 06:13:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:13:57,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:57,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 44 states and 71 transitions. [2024-12-06 06:13:57,378 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2024-12-06 06:13:57,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:13:57,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:57,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:13:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:13:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:57,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-06 06:13:57,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:57,515 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 06:13:57,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-12-06 06:13:57,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:57,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2024-12-06 06:13:57,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2024-12-06 06:13:57,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:13:57,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 15 [2024-12-06 06:13:57,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 06:14:00,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:14:00,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 50 states and 93 transitions. [2024-12-06 06:14:00,497 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 93 transitions. [2024-12-06 06:14:00,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 06:14:00,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:14:00,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:14:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:14:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:14:01,047 WARN L254 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 172 conjuncts are in the unsatisfiable core [2024-12-06 06:14:01,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:14:01,068 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 06:14:01,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-12-06 06:14:01,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 1 [2024-12-06 06:14:01,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:01,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 32 [2024-12-06 06:14:13,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:13,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:13,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:13,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:13,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:13,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 47 [2024-12-06 06:14:14,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:14,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:14,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:14,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:14,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:14:14,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 79 [2024-12-06 06:14:14,474 INFO L378 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 54 treesize of output 41 [2024-12-06 06:14:14,483 INFO L378 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 32 treesize of output 27 [2024-12-06 06:14:14,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 30 [2024-12-06 06:14:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:16:28,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 06:20:21,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:20:22,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:20:33,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:21:22,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:21:24,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 69 states and 173 transitions. [2024-12-06 06:21:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 173 transitions. [2024-12-06 06:21:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:21:24,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:24,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:21:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:21:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:24,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 110 conjuncts are in the unsatisfiable core [2024-12-06 06:21:24,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:24,987 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 06:21:24,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-12-06 06:21:24,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-12-06 06:21:25,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-06 06:21:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:25,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2024-12-06 06:21:25,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2024-12-06 06:22:22,174 WARN L873 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_322 (Array Int Int))) (= (let ((.cse0 (let ((.cse2 (store |c_old(#memory_int)| |c_func_to_recursive_line_30_to_38_0_#in~c.base| v_ArrVal_322))) (store .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base| (let ((.cse3 (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base|))) (store .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset| (+ (* (select .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset|) (select (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|)) 1))))))) (store .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base| (let ((.cse1 (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base|))) (store .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset| (* (select (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|) (select .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset|)))))) |c_#memory_int|)) is different from true [2024-12-06 06:22:22,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:22,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:22,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:22,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:22,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:22,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 53 [2024-12-06 06:22:22,242 INFO L378 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 20 treesize of output 17 [2024-12-06 06:22:22,251 INFO L378 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 26 treesize of output 21 [2024-12-06 06:22:22,991 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2024-12-06 06:22:22,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 46 [2024-12-06 06:22:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 2 not checked. [2024-12-06 06:24:50,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:25:16,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-12-06 06:25:17,330 WARN L873 $PredicateComparison]: unable to prove that (and (not (= |c_old(#memory_int)| |c_#memory_int|)) (exists ((v_ArrVal_322 (Array Int Int))) (= (let ((.cse0 (let ((.cse2 (store |c_old(#memory_int)| |c_func_to_recursive_line_30_to_38_0_#in~c.base| v_ArrVal_322))) (store .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base| (let ((.cse3 (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base|))) (store .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset| (+ (* (select .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset|) (select (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|)) 1))))))) (store .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base| (let ((.cse1 (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base|))) (store .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset| (* (select (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|) (select .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset|)))))) |c_#memory_int|))) is different from true [2024-12-06 06:25:17,332 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((v_ArrVal_322 (Array Int Int))) (= (let ((.cse0 (let ((.cse2 (store |c_old(#memory_int)| |c_func_to_recursive_line_30_to_38_0_#in~c.base| v_ArrVal_322))) (store .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base| (let ((.cse3 (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base|))) (store .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset| (+ (* (select .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset|) (select (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|)) 1))))))) (store .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base| (let ((.cse1 (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base|))) (store .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset| (* (select (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|) (select .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset|)))))) |c_#memory_int|))) is different from false [2024-12-06 06:25:17,652 WARN L851 $PredicateComparison]: unable to prove that (not (and (not (= |c_old(#memory_int)| |c_#memory_int|)) (exists ((v_ArrVal_322 (Array Int Int))) (= (let ((.cse0 (let ((.cse2 (store |c_old(#memory_int)| |c_func_to_recursive_line_30_to_38_0_#in~c.base| v_ArrVal_322))) (store .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base| (let ((.cse3 (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~x.base|))) (store .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset| (+ (* (select .cse3 |c_func_to_recursive_line_30_to_38_0_#in~x.offset|) (select (select .cse2 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|)) 1))))))) (store .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base| (let ((.cse1 (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~y.base|))) (store .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset| (* (select (select .cse0 |c_func_to_recursive_line_30_to_38_0_#in~z.base|) |c_func_to_recursive_line_30_to_38_0_#in~z.offset|) (select .cse1 |c_func_to_recursive_line_30_to_38_0_#in~y.offset|)))))) |c_#memory_int|)))) is different from false [2024-12-06 06:25:33,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:25:33,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 81 states and 249 transitions. [2024-12-06 06:25:33,950 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 249 transitions. [2024-12-06 06:25:33,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:25:33,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:25:33,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:25:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:25:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:25:34,320 WARN L254 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 165 conjuncts are in the unsatisfiable core [2024-12-06 06:25:34,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:25:34,348 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:25:34,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 1 [2024-12-06 06:25:34,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-06 06:25:34,365 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-12-06 06:25:34,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-12-06 06:26:12,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:26:12,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 45 [2024-12-06 06:28:44,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:28:44,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:28:44,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:28:44,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:28:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:28:44,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 65 [2024-12-06 06:28:45,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:28:45,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 38 [2024-12-06 06:28:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.