./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/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_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash cb52e740550b0ec41396d39fc3beea75c2dcd7385105eaeaaabca1f449d4b319 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:36,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:36,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:48:36,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:36,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:36,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:36,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:36,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:36,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:36,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:36,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:36,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:36,898 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:36,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:36,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:36,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:36,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:36,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:36,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:36,901 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:48:36,901 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:48:36,902 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:36,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:36,903 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:36,903 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:36,904 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:36,904 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:36,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:36,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:36,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:36,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:36,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:36,907 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:36,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:36,907 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:36,908 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_81a931a8-6914-4a89-8626-30ffa1c19fcc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb52e740550b0ec41396d39fc3beea75c2dcd7385105eaeaaabca1f449d4b319 [2023-11-19 02:48:37,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:37,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:37,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:37,302 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:37,303 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:37,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i [2023-11-19 02:48:40,401 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:40,868 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:40,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-2.i [2023-11-19 02:48:40,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/data/becdcc4ba/50abaa2293554fd8b0fb39cc5dd22919/FLAG0e0357b45 [2023-11-19 02:48:40,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/data/becdcc4ba/50abaa2293554fd8b0fb39cc5dd22919 [2023-11-19 02:48:40,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:40,924 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:40,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:40,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:40,934 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:40,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:40" (1/1) ... [2023-11-19 02:48:40,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de84c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:40, skipping insertion in model container [2023-11-19 02:48:40,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:40" (1/1) ... [2023-11-19 02:48:41,027 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:41,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:41,876 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:42,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:42,171 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:48:42,179 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:42,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42 WrapperNode [2023-11-19 02:48:42,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:42,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:42,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:42,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:42,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,427 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-19 02:48:42,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:42,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:42,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:42,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:42,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:42,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:42,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:42,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:42,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:42" (1/1) ... [2023-11-19 02:48:42,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:42,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:42,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:42,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a931a8-6914-4a89-8626-30ffa1c19fcc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 02:48:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 02:48:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:48:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:48:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:48:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:48:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:48:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:48:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:48:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:48:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:48:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:48:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:48:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:48:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:42,952 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:42,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:45,804 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:48,031 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:48,031 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:48:48,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:48 BoogieIcfgContainer [2023-11-19 02:48:48,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:48,049 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:48,049 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:48,058 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:48,059 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:48" (1/1) ... [2023-11-19 02:48:48,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:48,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-19 02:48:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-19 02:48:48,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:48:48,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:48:48,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:48,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 02:48:48,469 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 11 treesize of output 7 [2023-11-19 02:48:48,516 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:48:48,517 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 02:48:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:48:48,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 02:48:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-19 02:48:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-19 02:48:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:48:48,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:48:48,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:48,690 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 11 treesize of output 7 [2023-11-19 02:48:48,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 02:48:48,731 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:48:48,732 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 02:48:48,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:48:48,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 02:48:48,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1141 states and 2225 transitions. [2023-11-19 02:48:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2225 transitions. [2023-11-19 02:48:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:48:48,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:48,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:48,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1141 states and 2223 transitions. [2023-11-19 02:48:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2223 transitions. [2023-11-19 02:48:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:48:48,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:49,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1141 states and 2219 transitions. [2023-11-19 02:48:49,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2219 transitions. [2023-11-19 02:48:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:48:49,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:49,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:49,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:49,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1141 states and 2215 transitions. [2023-11-19 02:48:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2215 transitions. [2023-11-19 02:48:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:49,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:49,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:49,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1141 states and 2209 transitions. [2023-11-19 02:48:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2209 transitions. [2023-11-19 02:48:49,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:48:49,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:49,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:59,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:48:59,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1141 states and 2203 transitions. [2023-11-19 02:48:59,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2203 transitions. [2023-11-19 02:48:59,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:48:59,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:00,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:49:00,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:10,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:49:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1156 states and 2221 transitions. [2023-11-19 02:49:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2221 transitions. [2023-11-19 02:49:11,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:49:11,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:11,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:11,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:11,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:11,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:11,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1156 states and 2219 transitions. [2023-11-19 02:49:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2219 transitions. [2023-11-19 02:49:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:49:11,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:11,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:11,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:11,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:11,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1156 states and 2217 transitions. [2023-11-19 02:49:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2217 transitions. [2023-11-19 02:49:11,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:49:11,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:11,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:11,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:49:11,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:21,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:49:21,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:22,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1156 states and 2215 transitions. [2023-11-19 02:49:22,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2215 transitions. [2023-11-19 02:49:22,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:49:22,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:22,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:22,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:49:22,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:22,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:49:32,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:49:42,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []