./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC --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 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:28,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:28,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:19:28,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:28,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:28,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:28,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:28,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:28,289 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:28,290 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:28,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:28,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:28,292 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:19:28,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:28,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:19:28,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:28,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:28,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:28,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:28,295 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:19:28,296 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:19:28,297 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:19:28,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:28,298 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:28,298 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:28,299 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:28,299 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:28,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:28,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:28,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:28,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:28,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:28,302 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:28,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:28,303 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:28,304 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_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb [2023-11-23 20:19:28,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:28,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:28,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:28,633 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:28,634 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:28,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-11-23 20:19:31,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:32,303 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:32,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-11-23 20:19:32,334 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/data/f6436f448/75a24394d0dc41858c95761fa7ea76ab/FLAG032c8f905 [2023-11-23 20:19:32,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/data/f6436f448/75a24394d0dc41858c95761fa7ea76ab [2023-11-23 20:19:32,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:32,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:32,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:32,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:32,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:32,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:32" (1/1) ... [2023-11-23 20:19:32,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fbaaa1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:32, skipping insertion in model container [2023-11-23 20:19:32,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:32" (1/1) ... [2023-11-23 20:19:32,512 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:33,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:33,424 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:33,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:33,680 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:33,688 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:33,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33 WrapperNode [2023-11-23 20:19:33,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:33,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:33,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:33,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:33,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:33,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:33,918 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-23 20:19:33,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:33,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:33,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:33,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:33,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:33,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:33,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:33,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:34,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:34,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:34,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:34,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:34,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:34,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:34,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:34,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:34,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:33" (1/1) ... [2023-11-23 20:19:34,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:34,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:34,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:34,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a9b3ee-60b0-47bd-9b23-aeb81ea2717c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:34,314 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:19:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:19:34,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:19:34,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:19:34,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:19:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:19:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:19:34,319 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:19:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:19:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:19:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:19:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:19:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:19:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:34,627 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:34,632 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:37,678 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:39,805 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:39,806 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-23 20:19:39,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:39 BoogieIcfgContainer [2023-11-23 20:19:39,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:39,809 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:39,810 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:39,822 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:39,822 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:39" (1/1) ... [2023-11-23 20:19:39,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:19:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-23 20:19:39,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-23 20:19:39,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:19:39,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:39,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:40,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:19:40,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:40,306 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 [2023-11-23 20:19:40,317 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 [2023-11-23 20:19:40,366 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:19:40,367 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:19:40,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:19:40,376 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 [2023-11-23 20:19:40,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-23 20:19:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-23 20:19:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:19:40,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:40,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:40,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:19:40,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:40,554 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 [2023-11-23 20:19:40,559 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 [2023-11-23 20:19:40,595 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:19:40,596 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:19:40,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:19:40,680 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 [2023-11-23 20:19:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:40,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1141 states and 2226 transitions. [2023-11-23 20:19:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2226 transitions. [2023-11-23 20:19:40,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:19:40,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:40,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:40,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:40,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:40,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1141 states and 2224 transitions. [2023-11-23 20:19:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2224 transitions. [2023-11-23 20:19:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:40,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:40,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:41,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:41,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1141 states and 2220 transitions. [2023-11-23 20:19:41,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2220 transitions. [2023-11-23 20:19:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:41,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:41,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:41,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:41,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:41,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1141 states and 2216 transitions. [2023-11-23 20:19:41,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2216 transitions. [2023-11-23 20:19:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:19:41,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:41,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:41,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:41,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:41,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1141 states and 2210 transitions. [2023-11-23 20:19:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2210 transitions. [2023-11-23 20:19:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:19:41,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:41,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:41,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:51,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:19:52,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1141 states and 2204 transitions. [2023-11-23 20:19:52,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2204 transitions. [2023-11-23 20:19:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:19:52,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:52,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:52,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:52,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:52,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:03,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:04,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1156 states and 2223 transitions. [2023-11-23 20:20:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2223 transitions. [2023-11-23 20:20:04,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:20:04,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:04,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:04,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:04,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1156 states and 2221 transitions. [2023-11-23 20:20:04,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2221 transitions. [2023-11-23 20:20:04,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:20:04,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:04,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:04,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:04,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:04,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1156 states and 2219 transitions. [2023-11-23 20:20:04,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2219 transitions. [2023-11-23 20:20:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:20:04,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:04,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:05,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:05,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:05,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:15,198 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 [] [2023-11-23 20:20:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1156 states and 2217 transitions. [2023-11-23 20:20:15,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2217 transitions. [2023-11-23 20:20:15,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:20:15,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:15,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:15,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:15,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:15,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:20:25,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:35,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:35,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1159 states and 2219 transitions. [2023-11-23 20:20:35,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2219 transitions. [2023-11-23 20:20:35,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:35,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:35,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms