./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/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_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/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_6d8adc53-8f36-43e1-95eb-0149a16a811c/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 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:23:07,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:23:07,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:23:07,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:23:07,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:23:07,434 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:23:07,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:23:07,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:23:07,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:23:07,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:23:07,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:23:07,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:23:07,438 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:23:07,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:23:07,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:23:07,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:23:07,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:23:07,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:23:07,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:23:07,441 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:23:07,442 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:23:07,442 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:23:07,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:23:07,443 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:23:07,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:23:07,444 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:23:07,445 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:23:07,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:23:07,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:23:07,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:23:07,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:23:07,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:23:07,447 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:23:07,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:23:07,448 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:23:07,448 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_6d8adc53-8f36-43e1-95eb-0149a16a811c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb [2023-12-03 03:23:07,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:23:07,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:23:07,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:23:07,715 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:23:07,715 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:23:07,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-12-03 03:23:10,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:23:10,749 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:23:10,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-12-03 03:23:10,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data/26a03e5b3/61f1ee8b5cbc4dbb86ac28972684962a/FLAG0d63c714d [2023-12-03 03:23:10,789 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data/26a03e5b3/61f1ee8b5cbc4dbb86ac28972684962a [2023-12-03 03:23:10,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:23:10,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:23:10,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:23:10,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:23:10,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:23:10,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:23:10" (1/1) ... [2023-12-03 03:23:10,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4051f82b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:10, skipping insertion in model container [2023-12-03 03:23:10,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:23:10" (1/1) ... [2023-12-03 03:23:10,895 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:23:11,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:23:11,605 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:23:11,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:23:11,788 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:23:11,795 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:23:11,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11 WrapperNode [2023-12-03 03:23:11,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:23:11,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:23:11,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:23:11,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:23:11,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:11,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:11,945 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-12-03 03:23:11,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:23:11,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:23:11,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:23:11,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:23:11,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:11,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:11,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:11,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:12,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:12,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:12,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:12,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:12,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:23:12,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:23:12,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:23:12,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:23:12,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:23:11" (1/1) ... [2023-12-03 03:23:12,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:23:12,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:23:12,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:23:12,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:23:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 03:23:12,140 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 03:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:23:12,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:23:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 03:23:12,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:23:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:23:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:23:12,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:23:12,337 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:23:12,340 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:23:14,899 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:23:16,595 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:23:16,595 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 03:23:16,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:23:16 BoogieIcfgContainer [2023-12-03 03:23:16,597 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:23:16,598 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:23:16,598 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:23:16,608 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:23:16,608 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:23:16" (1/1) ... [2023-12-03 03:23:16,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:23:16,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-12-03 03:23:16,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-12-03 03:23:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:23:16,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:16,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:16,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:23:16,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:16,947 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 03:23:16,956 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 03:23:17,000 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:23:17,001 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 03:23:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:23:17,009 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 03:23:17,018 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 03:23:17,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:17,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-12-03 03:23:17,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-12-03 03:23:17,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:23:17,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:17,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:17,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:23:17,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:17,176 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 03:23:17,226 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:23:17,227 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 03:23:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:23:17,233 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 03:23:17,238 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 03:23:17,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1143 states and 2229 transitions. [2023-12-03 03:23:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2229 transitions. [2023-12-03 03:23:17,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:23:17,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:17,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:17,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:23:17,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:17,494 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 03:23:17,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:17,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1143 states and 2227 transitions. [2023-12-03 03:23:17,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2227 transitions. [2023-12-03 03:23:17,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:23:17,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:17,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:17,678 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 03:23:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:17,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1143 states and 2223 transitions. [2023-12-03 03:23:17,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2223 transitions. [2023-12-03 03:23:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:23:17,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:17,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:17,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:23:17,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:17,889 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 03:23:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1143 states and 2219 transitions. [2023-12-03 03:23:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2219 transitions. [2023-12-03 03:23:17,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:23:17,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:17,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:17,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:23:17,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:18,000 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 03:23:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:18,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1143 states and 2213 transitions. [2023-12-03 03:23:18,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2213 transitions. [2023-12-03 03:23:18,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:23:18,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:18,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:18,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:23:18,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:18,190 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 03:23:28,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:23:28,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1143 states and 2207 transitions. [2023-12-03 03:23:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2207 transitions. [2023-12-03 03:23:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:23:28,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:28,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:28,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:23:28,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:23:39,032 WARN L539 Checker$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 03:23:49,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:23:59,084 WARN L539 Checker$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 03:24:09,122 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 03:24:09,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:09,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1158 states and 2226 transitions. [2023-12-03 03:24:09,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2226 transitions. [2023-12-03 03:24:09,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:24:09,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:09,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:09,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:24:09,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:09,384 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 03:24:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1158 states and 2224 transitions. [2023-12-03 03:24:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2224 transitions. [2023-12-03 03:24:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:24:09,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:09,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:09,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:24:09,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:09,625 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 03:24:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1158 states and 2222 transitions. [2023-12-03 03:24:09,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2222 transitions. [2023-12-03 03:24:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:24:09,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:09,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:09,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:24:09,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:09,881 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 03:24:19,894 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 03:24:19,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:19,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1158 states and 2220 transitions. [2023-12-03 03:24:19,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2220 transitions. [2023-12-03 03:24:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:24:19,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:19,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:20,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:24:20,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:20,284 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 03:24:30,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:24:40,325 WARN L539 Checker$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 03:24:50,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:25:00,384 WARN L539 Checker$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 03:25:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:25:00,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1161 states and 2222 transitions. [2023-12-03 03:25:00,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2222 transitions. [2023-12-03 03:25:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:25:00,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:25:00,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:25:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:25:09,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:25:09,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:25:09,460 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 03:25:09,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:25:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1161 states and 2222 transitions. [2023-12-03 03:25:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2222 transitions. [2023-12-03 03:25:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:25:09,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:25:09,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:25:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:25:15,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:25:15,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:25:15,630 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 03:25:15,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:25:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1163 states and 2226 transitions. [2023-12-03 03:25:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2226 transitions. [2023-12-03 03:25:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:25:15,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:25:15,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:25:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:25:22,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:25:22,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:25:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:25:23,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:25:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1164 states and 2228 transitions. [2023-12-03 03:25:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2228 transitions. [2023-12-03 03:25:23,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:25:23,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:25:23,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:25:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:25:30,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:25:30,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:25:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:25:30,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:25:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1165 states and 2229 transitions. [2023-12-03 03:25:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2229 transitions. [2023-12-03 03:25:30,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:25:30,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:25:30,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:25:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:25:40,973 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 03:25:40,976 INFO L158 Benchmark]: Toolchain (without parser) took 150182.41ms. Allocated memory was 167.8MB in the beginning and 408.9MB in the end (delta: 241.2MB). Free memory was 133.1MB in the beginning and 183.8MB in the end (delta: -50.7MB). Peak memory consumption was 191.0MB. Max. memory is 16.1GB. [2023-12-03 03:25:40,976 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 123.7MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:25:40,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1001.71ms. Allocated memory is still 167.8MB. Free memory was 132.6MB in the beginning and 127.3MB in the end (delta: 5.3MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2023-12-03 03:25:40,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.38ms. Allocated memory is still 167.8MB. Free memory was 127.3MB in the beginning and 110.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:25:40,978 INFO L158 Benchmark]: Boogie Preprocessor took 131.07ms. Allocated memory is still 167.8MB. Free memory was 110.5MB in the beginning and 94.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:25:40,979 INFO L158 Benchmark]: RCFGBuilder took 4519.80ms. Allocated memory was 167.8MB in the beginning and 270.5MB in the end (delta: 102.8MB). Free memory was 94.6MB in the beginning and 130.0MB in the end (delta: -35.5MB). Peak memory consumption was 117.1MB. Max. memory is 16.1GB. [2023-12-03 03:25:40,980 INFO L158 Benchmark]: CodeCheck took 144376.83ms. Allocated memory was 270.5MB in the beginning and 408.9MB in the end (delta: 138.4MB). Free memory was 130.0MB in the beginning and 183.8MB in the end (delta: -53.8MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2023-12-03 03:25:40,983 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 0.14ms. Allocated memory is still 123.7MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1001.71ms. Allocated memory is still 167.8MB. Free memory was 132.6MB in the beginning and 127.3MB in the end (delta: 5.3MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.38ms. Allocated memory is still 167.8MB. Free memory was 127.3MB in the beginning and 110.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 131.07ms. Allocated memory is still 167.8MB. Free memory was 110.5MB in the beginning and 94.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4519.80ms. Allocated memory was 167.8MB in the beginning and 270.5MB in the end (delta: 102.8MB). Free memory was 94.6MB in the beginning and 130.0MB in the end (delta: -35.5MB). Peak memory consumption was 117.1MB. Max. memory is 16.1GB. * CodeCheck took 144376.83ms. Allocated memory was 270.5MB in the beginning and 408.9MB in the end (delta: 138.4MB). Free memory was 130.0MB in the beginning and 183.8MB in the end (delta: -53.8MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:25:41,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/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_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/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_6d8adc53-8f36-43e1-95eb-0149a16a811c/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 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:25:42,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:25:42,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:25:42,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:25:42,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:25:42,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:25:42,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:25:42,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:25:42,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:25:42,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:25:42,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:25:42,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:25:42,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:25:42,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:25:42,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:25:42,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:25:42,987 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:25:42,988 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:25:42,988 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:25:42,989 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:25:42,989 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:25:42,990 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:25:42,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:25:42,991 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:25:42,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:25:42,992 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:25:42,992 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:25:42,993 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:25:42,993 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:25:42,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:25:42,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:25:42,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:25:42,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:25:42,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:25:42,996 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:25:42,996 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:25:42,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:25:42,996 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:25:42,996 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:25:42,997 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_6d8adc53-8f36-43e1-95eb-0149a16a811c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb [2023-12-03 03:25:43,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:25:43,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:25:43,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:25:43,325 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:25:43,325 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:25:43,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-12-03 03:25:46,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:25:46,446 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:25:46,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-12-03 03:25:46,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data/6b57598ad/bce2f7dde8e6469d9825e344c919c4fe/FLAG3cbe7f307 [2023-12-03 03:25:46,479 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/data/6b57598ad/bce2f7dde8e6469d9825e344c919c4fe [2023-12-03 03:25:46,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:25:46,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:25:46,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:25:46,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:25:46,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:25:46,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:25:46" (1/1) ... [2023-12-03 03:25:46,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205823d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:46, skipping insertion in model container [2023-12-03 03:25:46,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:25:46" (1/1) ... [2023-12-03 03:25:46,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:25:47,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:25:47,263 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 03:25:47,291 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:25:47,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:25:47,443 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:25:47,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:25:47,578 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:25:47,586 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:25:47,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47 WrapperNode [2023-12-03 03:25:47,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:25:47,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:25:47,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:25:47,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:25:47,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,742 INFO L138 Inliner]: procedures = 180, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3033 [2023-12-03 03:25:47,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:25:47,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:25:47,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:25:47,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:25:47,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:25:47,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:25:47,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:25:47,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:25:47,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:25:47" (1/1) ... [2023-12-03 03:25:47,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:25:47,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:25:47,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:25:47,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:25:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 03:25:47,973 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 03:25:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 03:25:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:25:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:25:47,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:25:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 03:25:47,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 03:25:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:25:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:25:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:25:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:25:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 03:25:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:25:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:25:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:25:47,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:25:47,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:25:47,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:25:48,182 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:25:48,185 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:26:04,471 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:26:05,074 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:26:05,074 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 03:26:05,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:26:05 BoogieIcfgContainer [2023-12-03 03:26:05,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:26:05,078 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:26:05,078 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:26:05,088 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:26:05,088 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:26:05" (1/1) ... [2023-12-03 03:26:05,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:26:05,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-12-03 03:26:05,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-12-03 03:26:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:26:05,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:05,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:26:05,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:26:05,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:26:05,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8adc53-8f36-43e1-95eb-0149a16a811c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process