./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9 --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 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:25:42,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:25:42,919 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:25:42,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:25:42,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:25:42,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:25:42,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:25:42,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:25:42,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:25:42,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:25:42,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:25:42,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:25:42,960 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:25:42,961 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:25:42,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:25:42,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:25:42,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:25:42,963 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:25:42,964 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:25:42,964 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:25:42,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:25:42,965 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:25:42,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:25:42,966 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:25:42,967 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:25:42,967 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:25:42,968 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:25:42,968 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:25:42,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:25:42,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:25:42,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:25:42,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:25:42,981 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:25:42,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:25:42,982 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:25:42,982 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_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c [2023-12-03 01:25:43,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:25:43,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:25:43,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:25:43,219 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:25:43,219 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:25:43,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2023-12-03 01:25:45,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:25:46,217 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:25:46,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2023-12-03 01:25:46,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data/76329ff81/c617166079da438aae5893ea4bcb36fc/FLAG711cd9ca8 [2023-12-03 01:25:46,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data/76329ff81/c617166079da438aae5893ea4bcb36fc [2023-12-03 01:25:46,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:25:46,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:25:46,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:25:46,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:25:46,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:25:46,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:46,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d33a3e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46, skipping insertion in model container [2023-12-03 01:25:46,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:46,317 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:25:46,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:25:46,728 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:25:46,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:25:46,855 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:25:46,862 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:25:46,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46 WrapperNode [2023-12-03 01:25:46,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:25:46,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:25:46,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:25:46,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:25:46,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:46,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:46,966 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1367 [2023-12-03 01:25:46,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:25:46,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:25:46,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:25:46,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:25:46,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:46,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:46,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:46,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:47,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:47,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:47,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:47,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:47,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:25:47,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:25:47,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:25:47,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:25:47,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:25:46" (1/1) ... [2023-12-03 01:25:47,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:25:47,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:25:47,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:25:47,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:25:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:25:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:25:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:25:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:25:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:25:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:25:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:25:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:25:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:25:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:25:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:25:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:25:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:25:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:25:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:25:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:25:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:25:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:25:47,378 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:25:47,380 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:25:48,766 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:25:50,155 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:25:50,156 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:25:50,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:25:50 BoogieIcfgContainer [2023-12-03 01:25:50,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:25:50,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:25:50,159 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:25:50,169 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:25:50,169 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:25:50" (1/1) ... [2023-12-03 01:25:50,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:25:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:50,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-12-03 01:25:50,246 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-12-03 01:25:50,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:25:50,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:50,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:50,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 01:25:50,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:50,509 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 [2023-12-03 01:25:50,523 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 [2023-12-03 01:25:50,572 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:25:50,574 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 01:25:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:25:50,582 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 22 treesize of output 10 [2023-12-03 01:25:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:25:50,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:50,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-12-03 01:25:50,655 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-12-03 01:25:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:25:50,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:50,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:50,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 01:25:50,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:50,745 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 [2023-12-03 01:25:50,750 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 [2023-12-03 01:25:50,784 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:25:50,785 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 01:25:50,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:25:50,797 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 22 treesize of output 10 [2023-12-03 01:25:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:25:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-12-03 01:25:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-12-03 01:25:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:25:50,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:50,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:25:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:50,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 151 states and 244 transitions. [2023-12-03 01:25:50,900 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 244 transitions. [2023-12-03 01:25:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:25:50,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:50,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:50,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:25:50,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:50,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:25:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 151 states and 242 transitions. [2023-12-03 01:25:50,997 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 242 transitions. [2023-12-03 01:25:50,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:25:50,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:50,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:25:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 151 states and 241 transitions. [2023-12-03 01:25:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 241 transitions. [2023-12-03 01:25:51,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:25:51,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:51,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:51,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:25:51,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:25:51,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:51,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 151 states and 237 transitions. [2023-12-03 01:25:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 237 transitions. [2023-12-03 01:25:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:25:51,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:51,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:51,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:25:51,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:25:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 151 states and 231 transitions. [2023-12-03 01:25:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 231 transitions. [2023-12-03 01:25:51,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:25:51,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:51,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:51,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:25:51,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:51,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:26:01,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:26:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 151 states and 225 transitions. [2023-12-03 01:26:01,685 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2023-12-03 01:26:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:26:01,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:01,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:26:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:01,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:26:01,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:26:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:26:12,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:26:22,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:26:32,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:26:42,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:26:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:42,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 166 states and 243 transitions. [2023-12-03 01:26:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 243 transitions. [2023-12-03 01:26:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:26:42,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:42,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:26:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:42,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:26:42,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:26:42,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:26:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 166 states and 241 transitions. [2023-12-03 01:26:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2023-12-03 01:26:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:26:42,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:42,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:26:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:42,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:26:42,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:26:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:26:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 166 states and 239 transitions. [2023-12-03 01:26:42,961 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 239 transitions. [2023-12-03 01:26:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:26:42,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:42,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:26:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:43,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:26:43,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:26:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:26:53,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:26:53,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 237 transitions. [2023-12-03 01:26:53,240 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-12-03 01:26:53,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:26:53,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:53,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:26:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:53,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:26:53,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:26:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:27:03,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:27:13,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:27:23,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:27:33,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:27:33,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:27:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 169 states and 239 transitions. [2023-12-03 01:27:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 239 transitions. [2023-12-03 01:27:33,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:27:33,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:27:33,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:27:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:27:42,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:27:42,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:27:42,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:27:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:27:42,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 169 states and 239 transitions. [2023-12-03 01:27:42,653 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 239 transitions. [2023-12-03 01:27:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:27:42,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:27:42,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:27:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:27:49,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:27:49,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:27:49,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:27:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:27:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 169 states and 239 transitions. [2023-12-03 01:27:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 239 transitions. [2023-12-03 01:27:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:27:49,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:27:49,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:27:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:27:57,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:27:57,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:27:57,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:27:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:27:57,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 169 states and 239 transitions. [2023-12-03 01:27:57,187 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 239 transitions. [2023-12-03 01:27:57,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:27:57,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:27:57,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:28:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:28:02,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:28:02,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:28:02,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:28:02,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:28:02,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 171 states and 243 transitions. [2023-12-03 01:28:02,147 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 243 transitions. [2023-12-03 01:28:02,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:28:02,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:28:02,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:28:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:28:12,414 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:28:12,417 INFO L158 Benchmark]: Toolchain (without parser) took 146166.92ms. Allocated memory was 153.1MB in the beginning and 262.1MB in the end (delta: 109.1MB). Free memory was 110.2MB in the beginning and 189.6MB in the end (delta: -79.5MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-12-03 01:28:12,418 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:28:12,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 611.51ms. Allocated memory is still 153.1MB. Free memory was 110.2MB in the beginning and 77.1MB in the end (delta: 33.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 01:28:12,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.83ms. Allocated memory is still 153.1MB. Free memory was 77.1MB in the beginning and 68.6MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:28:12,420 INFO L158 Benchmark]: Boogie Preprocessor took 109.81ms. Allocated memory is still 153.1MB. Free memory was 68.6MB in the beginning and 59.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:28:12,420 INFO L158 Benchmark]: RCFGBuilder took 3079.64ms. Allocated memory was 153.1MB in the beginning and 262.1MB in the end (delta: 109.1MB). Free memory was 59.4MB in the beginning and 186.8MB in the end (delta: -127.5MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-12-03 01:28:12,421 INFO L158 Benchmark]: CodeCheck took 142257.95ms. Allocated memory is still 262.1MB. Free memory was 186.8MB in the beginning and 189.6MB in the end (delta: -2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:28:12,424 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 611.51ms. Allocated memory is still 153.1MB. Free memory was 110.2MB in the beginning and 77.1MB in the end (delta: 33.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.83ms. Allocated memory is still 153.1MB. Free memory was 77.1MB in the beginning and 68.6MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.81ms. Allocated memory is still 153.1MB. Free memory was 68.6MB in the beginning and 59.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3079.64ms. Allocated memory was 153.1MB in the beginning and 262.1MB in the end (delta: 109.1MB). Free memory was 59.4MB in the beginning and 186.8MB in the end (delta: -127.5MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. * CodeCheck took 142257.95ms. Allocated memory is still 262.1MB. Free memory was 186.8MB in the beginning and 189.6MB in the end (delta: -2.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:28:12,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9 --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 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:28:14,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:28:14,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:28:14,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:28:14,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:28:14,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:28:14,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:28:14,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:28:14,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:28:14,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:28:14,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:28:14,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:28:14,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:28:14,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:28:14,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:28:14,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:28:14,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:28:14,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:28:14,411 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:28:14,411 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:28:14,412 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:28:14,412 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:28:14,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:28:14,413 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:28:14,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:28:14,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:28:14,414 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:28:14,415 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:28:14,415 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:28:14,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:28:14,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:28:14,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:28:14,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:28:14,417 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:28:14,418 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:28:14,418 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:28:14,419 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:28:14,419 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:28:14,419 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:28:14,419 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c [2023-12-03 01:28:14,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:28:14,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:28:14,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:28:14,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:28:14,769 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:28:14,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2023-12-03 01:28:17,557 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:28:17,839 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:28:17,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2023-12-03 01:28:17,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data/a385c1263/fb54fb5b830543798f122f22ae8ba094/FLAG79707569b [2023-12-03 01:28:17,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/data/a385c1263/fb54fb5b830543798f122f22ae8ba094 [2023-12-03 01:28:17,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:28:17,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:28:17,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:28:17,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:28:17,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:28:17,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:28:17" (1/1) ... [2023-12-03 01:28:17,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5670b103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:17, skipping insertion in model container [2023-12-03 01:28:17,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:28:17" (1/1) ... [2023-12-03 01:28:17,943 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:28:18,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:28:18,431 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:28:18,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:28:18,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:28:18,529 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:28:18,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:28:18,643 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:28:18,651 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:28:18,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18 WrapperNode [2023-12-03 01:28:18,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:28:18,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:28:18,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:28:18,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:28:18,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,760 INFO L138 Inliner]: procedures = 180, calls = 287, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1040 [2023-12-03 01:28:18,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:28:18,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:28:18,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:28:18,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:28:18,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,787 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,842 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:28:18,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:28:18,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:28:18,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:28:18,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:28:18" (1/1) ... [2023-12-03 01:28:18,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:28:18,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:28:18,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:28:18,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:28:18,953 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:28:18,953 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:28:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:28:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:28:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:28:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:28:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:28:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:28:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:28:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:28:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:28:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:28:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:28:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:28:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:28:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:28:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:28:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:28:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:28:19,145 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:28:19,147 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:28:27,616 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:28:28,043 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:28:28,044 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:28:28,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:28:28 BoogieIcfgContainer [2023-12-03 01:28:28,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:28:28,046 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:28:28,047 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:28:28,056 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:28:28,057 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:28:28" (1/1) ... [2023-12-03 01:28:28,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:28:28,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:28:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-12-03 01:28:28,142 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-12-03 01:28:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:28:28,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:28:28,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:28:28,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:28:28,147 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:28:28,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe944ef6-4c12-4649-a22e-0546095d9fca/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process