./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ce6a3162e09155ad765d255c42023f1cbec9d995c66c63f43c14fadd8640484e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:56,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:56,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:16:56,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:16:56,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:16:56,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:56,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:56,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:56,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:56,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:56,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:56,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:56,417 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:16:56,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:16:56,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:16:56,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:56,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:56,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:56,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:56,422 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:56,423 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:56,423 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:16:56,424 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:56,424 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:56,425 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:56,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:56,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:56,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:56,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:56,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:56,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:56,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:56,429 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:16:56,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:16:56,430 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:56,430 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_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce6a3162e09155ad765d255c42023f1cbec9d995c66c63f43c14fadd8640484e [2023-11-23 20:16:56,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:56,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:56,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:56,784 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:56,785 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:56,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i [2023-11-23 20:16:59,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:00,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:00,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i [2023-11-23 20:17:00,321 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/data/13543487c/0589cd2d165c4925b983a1c7cabdec51/FLAGe0ac2aec9 [2023-11-23 20:17:00,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/data/13543487c/0589cd2d165c4925b983a1c7cabdec51 [2023-11-23 20:17:00,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:00,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:00,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:00,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:00,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:00,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343ff6ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00, skipping insertion in model container [2023-11-23 20:17:00,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,443 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:01,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:01,273 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:01,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:01,502 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:01,514 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:01,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01 WrapperNode [2023-11-23 20:17:01,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:01,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:01,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:01,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:01,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,696 INFO L138 Inliner]: procedures = 177, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3140 [2023-11-23 20:17:01,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:01,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:01,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:01,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:01,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,834 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:01,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:01,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:01,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:01,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:01" (1/1) ... [2023-11-23 20:17:01,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:01,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:01,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:01,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-11-23 20:17:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-11-23 20:17:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:17:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:17:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:17:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:17:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:17:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:17:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:17:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:17:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:17:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:17:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:17:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:17:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:17:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:17:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:01,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:02,285 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:02,288 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:05,828 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:10,458 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:10,458 INFO L309 CfgBuilder]: Removed 151 assume(true) statements. [2023-11-23 20:17:10,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:10 BoogieIcfgContainer [2023-11-23 20:17:10,460 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:10,461 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:10,462 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:10,472 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:10,472 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:10" (1/1) ... [2023-11-23 20:17:10,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:10,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-11-23 20:17:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-11-23 20:17:10,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:17:10,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:10,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:10,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:17:10,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:10,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 20:17:11,004 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:17:11,006 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:17:11,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:17:11,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:17:11,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 282 states and 484 transitions. [2023-11-23 20:17:11,090 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 484 transitions. [2023-11-23 20:17:11,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:17:11,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:11,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:17:11,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:11,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 20:17:11,253 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:17:11,254 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:17:11,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:17:11,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:17:11,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:11,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 283 states and 485 transitions. [2023-11-23 20:17:11,290 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 485 transitions. [2023-11-23 20:17:11,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:17:11,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:11,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:11,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:11,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 283 states and 483 transitions. [2023-11-23 20:17:11,394 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 483 transitions. [2023-11-23 20:17:11,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:17:11,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:11,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:11,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 283 states and 480 transitions. [2023-11-23 20:17:11,583 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 480 transitions. [2023-11-23 20:17:11,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:17:11,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:11,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:11,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 283 states and 476 transitions. [2023-11-23 20:17:11,701 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 476 transitions. [2023-11-23 20:17:11,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:17:11,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:11,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:11,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 283 states and 472 transitions. [2023-11-23 20:17:11,869 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 472 transitions. [2023-11-23 20:17:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:11,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:11,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:12,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 283 states and 469 transitions. [2023-11-23 20:17:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 469 transitions. [2023-11-23 20:17:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:12,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:12,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:12,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 283 states and 463 transitions. [2023-11-23 20:17:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 463 transitions. [2023-11-23 20:17:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:12,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:12,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:12,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:22,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:22,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 283 states and 457 transitions. [2023-11-23 20:17:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 457 transitions. [2023-11-23 20:17:22,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:17:22,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:22,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:23,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:23,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:33,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:43,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:53,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:53,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 72 states and 114 transitions. [2023-11-23 20:17:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 114 transitions. [2023-11-23 20:17:53,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:17:53,730 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-23 20:17:53,740 INFO L751 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-23 20:17:54,007 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,011 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,012 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,013 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,013 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,013 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,013 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,014 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,014 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,014 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,014 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,015 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,015 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,016 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,019 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,019 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,020 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,021 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,021 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,022 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,023 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,024 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,024 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,029 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,030 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,030 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,031 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,031 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,031 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,032 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,032 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,032 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,032 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,032 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,033 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,033 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,033 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,033 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,033 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,033 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,033 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,034 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,034 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,034 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,035 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,035 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,035 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,035 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,036 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,036 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,036 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,037 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,040 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,040 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,040 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,040 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,040 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,040 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,041 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,041 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,041 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,042 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,042 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,042 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,043 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,043 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,043 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,043 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,043 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,044 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,044 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,044 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,044 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:17:54,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:17:54 ImpRootNode [2023-11-23 20:17:54,045 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:17:54,046 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:17:54,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:17:54,046 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:17:54,047 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:10" (3/4) ... [2023-11-23 20:17:54,049 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:17:54,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 20:17:54,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 20:17:54,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure test_int_int [2023-11-23 20:17:54,112 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 619 nodes and edges [2023-11-23 20:17:54,115 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2023-11-23 20:17:54,118 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 20:17:54,121 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:17:54,390 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:17:54,391 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:17:54,391 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:17:54,392 INFO L158 Benchmark]: Toolchain (without parser) took 54049.69ms. Allocated memory was 180.4MB in the beginning and 530.6MB in the end (delta: 350.2MB). Free memory was 133.9MB in the beginning and 395.1MB in the end (delta: -261.2MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2023-11-23 20:17:54,392 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:17:54,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1171.26ms. Allocated memory is still 180.4MB. Free memory was 133.9MB in the beginning and 130.9MB in the end (delta: 3.0MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2023-11-23 20:17:54,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 182.16ms. Allocated memory is still 180.4MB. Free memory was 130.9MB in the beginning and 113.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:17:54,393 INFO L158 Benchmark]: Boogie Preprocessor took 209.03ms. Allocated memory is still 180.4MB. Free memory was 113.0MB in the beginning and 95.4MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:17:54,394 INFO L158 Benchmark]: RCFGBuilder took 8552.63ms. Allocated memory was 180.4MB in the beginning and 339.7MB in the end (delta: 159.4MB). Free memory was 95.4MB in the beginning and 87.1MB in the end (delta: 8.3MB). Peak memory consumption was 179.7MB. Max. memory is 16.1GB. [2023-11-23 20:17:54,394 INFO L158 Benchmark]: CodeCheck took 43583.92ms. Allocated memory was 339.7MB in the beginning and 530.6MB in the end (delta: 190.8MB). Free memory was 87.1MB in the beginning and 418.2MB in the end (delta: -331.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:17:54,395 INFO L158 Benchmark]: Witness Printer took 345.28ms. Allocated memory is still 530.6MB. Free memory was 418.2MB in the beginning and 395.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 20:17:54,397 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 279 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 43.2s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 756 SdHoareTripleChecker+Valid, 50.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 65 mSDsluCounter, 336 SdHoareTripleChecker+Invalid, 50.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 248 IncrementalHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 314 mSDtfsCounter, 248 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1077 GetRequests, 1049 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 298 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1117 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 739]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 739]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 733]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 733]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1171.26ms. Allocated memory is still 180.4MB. Free memory was 133.9MB in the beginning and 130.9MB in the end (delta: 3.0MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 182.16ms. Allocated memory is still 180.4MB. Free memory was 130.9MB in the beginning and 113.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 209.03ms. Allocated memory is still 180.4MB. Free memory was 113.0MB in the beginning and 95.4MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8552.63ms. Allocated memory was 180.4MB in the beginning and 339.7MB in the end (delta: 159.4MB). Free memory was 95.4MB in the beginning and 87.1MB in the end (delta: 8.3MB). Peak memory consumption was 179.7MB. Max. memory is 16.1GB. * CodeCheck took 43583.92ms. Allocated memory was 339.7MB in the beginning and 530.6MB in the end (delta: 190.8MB). Free memory was 87.1MB in the beginning and 418.2MB in the end (delta: -331.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 345.28ms. Allocated memory is still 530.6MB. Free memory was 418.2MB in the beginning and 395.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:17:54,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c043f1e5-4ebe-4d66-8c4b-e92272c0a2bc/bin/ukojak-verify-1t5iHCbJaC/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 Writing output log to file Ultimate.log Result: TRUE