./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL --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 f0a95c837253461e666811310d33281cfc4592599bb0e38960c7585c8a470237 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:36,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:37,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:21:37,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:21:37,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:21:37,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:37,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:37,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:37,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:37,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:37,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:37,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:37,101 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:37,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:21:37,104 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:37,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:37,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:37,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:37,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:37,106 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:37,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:37,108 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:37,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:37,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:37,109 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:37,110 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:37,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:37,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:37,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:37,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:37,114 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:21:37,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:21:37,115 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:37,115 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_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0a95c837253461e666811310d33281cfc4592599bb0e38960c7585c8a470237 [2023-11-19 03:21:37,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:37,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:37,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:37,498 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:37,499 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:37,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i [2023-11-19 03:21:41,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:41,622 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:41,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i [2023-11-19 03:21:41,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/data/276291797/cd239957a3274452a81d5b6ac4304a39/FLAGcdda59732 [2023-11-19 03:21:41,660 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/data/276291797/cd239957a3274452a81d5b6ac4304a39 [2023-11-19 03:21:41,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:41,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:41,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:41,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:41,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:41,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:41" (1/1) ... [2023-11-19 03:21:41,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@580c30d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:41, skipping insertion in model container [2023-11-19 03:21:41,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:41" (1/1) ... [2023-11-19 03:21:41,743 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:41,917 WARN L240 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_e344f925-ddce-445c-b7bc-8a753198f6e7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i[916,929] [2023-11-19 03:21:42,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:42,017 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:42,030 WARN L240 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_e344f925-ddce-445c-b7bc-8a753198f6e7/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-84.i[916,929] [2023-11-19 03:21:42,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:42,112 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:42,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42 WrapperNode [2023-11-19 03:21:42,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:42,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:42,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:42,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:42,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,221 INFO L138 Inliner]: procedures = 29, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 383 [2023-11-19 03:21:42,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:42,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:42,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:42,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:42,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,257 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:42,323 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:42,323 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:42,323 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:42,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:42" (1/1) ... [2023-11-19 03:21:42,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:42,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:42,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:42,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e344f925-ddce-445c-b7bc-8a753198f6e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 03:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 03:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 03:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:21:42,422 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:42,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:42,559 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:42,562 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:43,207 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:44,377 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:44,377 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:21:44,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:44 BoogieIcfgContainer [2023-11-19 03:21:44,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:44,391 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:44,391 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:44,405 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:44,405 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:44" (1/1) ... [2023-11-19 03:21:44,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:21:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:44,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2023-11-19 03:21:44,506 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2023-11-19 03:21:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:21:44,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:44,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:47,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 161 conjunts are in the unsatisfiable core [2023-11-19 03:21:47,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:21:48,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:48,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:48,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:48,094 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 32 treesize of output 33 [2023-11-19 03:21:48,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:48,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:48,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:48,895 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 32 treesize of output 33 [2023-11-19 03:21:49,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:49,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:49,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2023-11-19 03:21:50,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:50,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:50,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 46 [2023-11-19 03:21:51,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:51,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:51,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2023-11-19 03:21:52,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:52,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:52,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2023-11-19 03:21:54,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:54,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:54,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 87 [2023-11-19 03:21:55,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:55,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:55,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 99 [2023-11-19 03:21:56,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:56,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:56,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 24 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 111 [2023-11-19 03:21:58,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:58,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:21:58,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 25 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 123 [2023-11-19 03:22:05,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:22:05,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:22:05,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 379 treesize of output 353 [2023-11-19 03:22:05,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 282 [2023-11-19 03:22:06,064 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 261 treesize of output 261 [2023-11-19 03:22:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 325 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:22:26,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 92 states and 187 transitions. [2023-11-19 03:22:26,350 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 187 transitions. [2023-11-19 03:22:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 03:22:26,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:26,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms