./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.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_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/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_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/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_d6a2cc34-8970-4d95-922f-1874d2ff2526/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 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:12:38,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:12:38,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:12:38,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:12:38,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:12:38,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:12:38,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:12:38,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:12:38,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:12:38,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:12:38,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:12:38,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:12:38,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:12:38,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:12:38,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:12:38,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:12:38,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:12:38,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:12:38,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:12:38,966 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:12:38,966 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:12:38,967 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:12:38,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:12:38,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:12:38,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:12:38,968 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:12:38,969 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:12:38,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:12:38,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:12:38,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:12:38,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:12:38,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:12:38,971 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:12:38,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:12:38,971 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:12:38,972 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_d6a2cc34-8970-4d95-922f-1874d2ff2526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 [2023-12-03 02:12:39,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:12:39,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:12:39,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:12:39,208 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:12:39,209 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:12:39,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2023-12-03 02:12:41,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:12:42,303 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:12:42,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2023-12-03 02:12:42,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data/9dbc3db82/259581029b7f4bf4a4d8be1590528f5d/FLAG0eba9fc46 [2023-12-03 02:12:42,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data/9dbc3db82/259581029b7f4bf4a4d8be1590528f5d [2023-12-03 02:12:42,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:12:42,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:12:42,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:12:42,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:12:42,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:12:42,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:12:42" (1/1) ... [2023-12-03 02:12:42,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5558f97b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:42, skipping insertion in model container [2023-12-03 02:12:42,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:12:42" (1/1) ... [2023-12-03 02:12:42,416 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:12:42,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:12:42,881 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:12:42,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:12:43,006 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:12:43,013 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:12:43,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43 WrapperNode [2023-12-03 02:12:43,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:12:43,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:12:43,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:12:43,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:12:43,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,112 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2023-12-03 02:12:43,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:12:43,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:12:43,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:12:43,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:12:43,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:12:43,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:12:43,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:12:43,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:12:43,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:43" (1/1) ... [2023-12-03 02:12:43,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:12:43,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:12:43,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:12:43,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:12:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 02:12:43,287 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 02:12:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:12:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:12:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:12:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:12:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:12:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:12:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-03 02:12:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-03 02:12:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:12:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:12:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:12:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:12:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:12:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:12:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:12:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:12:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:12:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:12:43,489 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:12:43,492 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:12:44,763 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:12:46,180 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:12:46,180 INFO L309 CfgBuilder]: Removed 62 assume(true) statements. [2023-12-03 02:12:46,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:12:46 BoogieIcfgContainer [2023-12-03 02:12:46,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:12:46,183 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:12:46,183 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:12:46,190 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:12:46,190 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:12:46" (1/1) ... [2023-12-03 02:12:46,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:12:46,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:46,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2023-12-03 02:12:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2023-12-03 02:12:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:12:46,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:46,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:46,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:12:46,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:46,466 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 02:12:46,523 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:12:46,525 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 02:12:46,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:46,533 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 [2023-12-03 02:12:46,541 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 02:12:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-12-03 02:12:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-12-03 02:12:46,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:12:46,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:46,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:46,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:12:46,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:46,718 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 02:12:46,740 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:12:46,741 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 02:12:46,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:46,747 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 [2023-12-03 02:12:46,752 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 02:12:46,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-12-03 02:12:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-12-03 02:12:46,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:12:46,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:46,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:46,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:12:46,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:46,863 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 02:12:46,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:46,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2023-12-03 02:12:46,870 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2023-12-03 02:12:46,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:12:46,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:46,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:47,049 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 02:12:47,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:47,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2023-12-03 02:12:47,147 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2023-12-03 02:12:47,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:12:47,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:47,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:47,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:12:47,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:12:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:47,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 176 states and 278 transitions. [2023-12-03 02:12:47,234 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 278 transitions. [2023-12-03 02:12:47,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:12:47,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:47,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:47,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:12:47,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:47,341 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 02:12:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 176 states and 272 transitions. [2023-12-03 02:12:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 272 transitions. [2023-12-03 02:12:47,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:12:47,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:47,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:47,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:12:47,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:47,561 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 02:12:57,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:57,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 176 states and 266 transitions. [2023-12-03 02:12:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2023-12-03 02:12:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:12:57,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:57,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:57,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:12:57,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:13:08,321 WARN L539 Checker$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 02:13:18,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:13:28,380 WARN L539 Checker$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 02:13:38,409 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 02:13:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:38,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 209 states and 309 transitions. [2023-12-03 02:13:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 309 transitions. [2023-12-03 02:13:38,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:13:38,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:38,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:38,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:13:38,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:38,893 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 02:13:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 209 states and 307 transitions. [2023-12-03 02:13:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 307 transitions. [2023-12-03 02:13:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:13:38,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:38,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:39,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:13:39,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:39,231 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 02:13:49,704 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 02:13:59,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:09,753 WARN L539 Checker$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 02:14:19,784 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 02:14:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 243 states and 352 transitions. [2023-12-03 02:14:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 352 transitions. [2023-12-03 02:14:20,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:14:20,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:20,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:20,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:14:20,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:20,295 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 02:14:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 243 states and 350 transitions. [2023-12-03 02:14:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 350 transitions. [2023-12-03 02:14:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:14:20,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:20,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:20,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:14:20,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:20,518 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 02:14:30,527 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 02:14:30,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:30,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 243 states and 348 transitions. [2023-12-03 02:14:30,566 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 348 transitions. [2023-12-03 02:14:30,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:14:30,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:30,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:30,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:14:30,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:30,786 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 02:14:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:30,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 243 states and 346 transitions. [2023-12-03 02:14:30,928 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 346 transitions. [2023-12-03 02:14:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:14:30,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:30,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:31,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:14:31,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:31,236 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 02:14:41,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:51,277 WARN L539 Checker$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 02:15:01,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:11,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:11,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 246 states and 348 transitions. [2023-12-03 02:15:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 348 transitions. [2023-12-03 02:15:11,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:15:11,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:11,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:15:11,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:15:11,680 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 02:15:21,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:31,721 WARN L539 Checker$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 02:15:41,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:51,784 WARN L539 Checker$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 02:15:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 249 states and 350 transitions. [2023-12-03 02:15:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 350 transitions. [2023-12-03 02:15:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:15:51,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:51,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:52,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:15:52,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:15:52,114 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 02:16:02,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:16:12,788 WARN L539 Checker$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 02:16:22,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:16:32,832 WARN L539 Checker$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 02:16:32,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:32,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 264 states and 369 transitions. [2023-12-03 02:16:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 369 transitions. [2023-12-03 02:16:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:16:32,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:32,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:33,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:16:33,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:16:33,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:16:33,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:33,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 276 states and 384 transitions. [2023-12-03 02:16:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 384 transitions. [2023-12-03 02:16:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:16:33,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:33,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:33,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:16:33,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:16:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:16:33,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:33,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 288 states and 399 transitions. [2023-12-03 02:16:33,583 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 399 transitions. [2023-12-03 02:16:33,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:16:33,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:33,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:33,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:16:33,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:16:33,836 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 02:16:43,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:16:53,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:17:03,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:17:13,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:17:14,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:14,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 291 states and 401 transitions. [2023-12-03 02:17:14,030 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 401 transitions. [2023-12-03 02:17:14,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:17:14,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:14,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:17:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:17:24,268 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 02:17:24,271 INFO L158 Benchmark]: Toolchain (without parser) took 281928.29ms. Allocated memory was 165.7MB in the beginning and 266.3MB in the end (delta: 100.7MB). Free memory was 132.4MB in the beginning and 176.8MB in the end (delta: -44.4MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2023-12-03 02:17:24,272 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:24,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.52ms. Allocated memory is still 165.7MB. Free memory was 132.4MB in the beginning and 98.9MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 02:17:24,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.37ms. Allocated memory is still 165.7MB. Free memory was 98.9MB in the beginning and 90.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:17:24,274 INFO L158 Benchmark]: Boogie Preprocessor took 110.31ms. Allocated memory is still 165.7MB. Free memory was 90.6MB in the beginning and 81.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:17:24,274 INFO L158 Benchmark]: RCFGBuilder took 2957.70ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 81.7MB in the beginning and 97.2MB in the end (delta: -15.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:24,275 INFO L158 Benchmark]: CodeCheck took 278087.44ms. Allocated memory was 201.3MB in the beginning and 266.3MB in the end (delta: 65.0MB). Free memory was 97.2MB in the beginning and 176.8MB in the end (delta: -79.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:24,279 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 0.19ms. Allocated memory is still 109.1MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.52ms. Allocated memory is still 165.7MB. Free memory was 132.4MB in the beginning and 98.9MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.37ms. Allocated memory is still 165.7MB. Free memory was 98.9MB in the beginning and 90.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.31ms. Allocated memory is still 165.7MB. Free memory was 90.6MB in the beginning and 81.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2957.70ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 81.7MB in the beginning and 97.2MB in the end (delta: -15.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * CodeCheck took 278087.44ms. Allocated memory was 201.3MB in the beginning and 266.3MB in the end (delta: 65.0MB). Free memory was 97.2MB in the beginning and 176.8MB in the end (delta: -79.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:17:24,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/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_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/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_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/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_d6a2cc34-8970-4d95-922f-1874d2ff2526/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 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:17:26,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:17:26,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:17:26,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:17:26,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:17:26,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:17:26,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:17:26,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:17:26,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:17:26,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:17:26,288 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:17:26,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:17:26,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:17:26,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:17:26,290 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:17:26,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:17:26,291 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:17:26,292 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:17:26,292 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:17:26,293 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:17:26,294 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:17:26,295 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:17:26,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:17:26,296 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:17:26,296 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:17:26,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:17:26,298 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:17:26,298 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:17:26,298 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:17:26,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:17:26,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:26,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:17:26,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:17:26,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:17:26,301 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:17:26,301 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:17:26,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:17:26,301 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:17:26,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:17:26,302 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_d6a2cc34-8970-4d95-922f-1874d2ff2526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 [2023-12-03 02:17:26,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:17:26,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:17:26,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:17:26,617 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:17:26,618 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:17:26,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2023-12-03 02:17:29,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:17:29,682 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:17:29,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2023-12-03 02:17:29,705 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data/4dd050b75/092769bf36364f2b8168135ccc5f95e9/FLAG8bf328e12 [2023-12-03 02:17:29,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/data/4dd050b75/092769bf36364f2b8168135ccc5f95e9 [2023-12-03 02:17:29,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:17:29,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:17:29,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:29,724 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:17:29,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:17:29,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:29" (1/1) ... [2023-12-03 02:17:29,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c68760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:29, skipping insertion in model container [2023-12-03 02:17:29,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:29" (1/1) ... [2023-12-03 02:17:29,792 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:17:30,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:30,262 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:17:30,275 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:17:30,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:30,385 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:17:30,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:30,492 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:30,500 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:17:30,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30 WrapperNode [2023-12-03 02:17:30,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:30,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:30,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:17:30,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:17:30,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,603 INFO L138 Inliner]: procedures = 180, calls = 299, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1008 [2023-12-03 02:17:30,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:30,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:17:30,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:17:30,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:17:30,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,628 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:17:30,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:17:30,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:17:30,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:17:30,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:30,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:17:30,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:17:30,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:17:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 02:17:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 02:17:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:17:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:17:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:17:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:17:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:17:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:17:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-03 02:17:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-03 02:17:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:17:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:17:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:17:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:17:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:17:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:17:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:17:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:17:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:17:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:17:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:17:30,981 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:17:30,983 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:17:45,055 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:17:45,562 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:17:45,562 INFO L309 CfgBuilder]: Removed 62 assume(true) statements. [2023-12-03 02:17:45,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:17:45 BoogieIcfgContainer [2023-12-03 02:17:45,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:17:45,565 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:17:45,565 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:17:45,575 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:17:45,576 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:17:45" (1/1) ... [2023-12-03 02:17:45,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:17:45,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:45,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2023-12-03 02:17:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2023-12-03 02:17:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:17:45,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:45,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:17:45,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:17:45,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:17:45,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6a2cc34-8970-4d95-922f-1874d2ff2526/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process