./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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 c2bb9f0c15e3c3296f863c26b4377b27546cf1c417a60e9663a6ff48eb617ef8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:51:21,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:51:21,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:51:21,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:51:21,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:51:21,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:51:21,414 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:51:21,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:51:21,415 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:51:21,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:51:21,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:51:21,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:51:21,418 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:51:21,418 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:51:21,419 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:51:21,419 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:51:21,420 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:51:21,420 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:51:21,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:51:21,421 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:51:21,422 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:51:21,423 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:51:21,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:51:21,424 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:51:21,424 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:51:21,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:51:21,425 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:51:21,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:51:21,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:21,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:51:21,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:51:21,428 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:51:21,428 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:51:21,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:51:21,429 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:51:21,429 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_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2bb9f0c15e3c3296f863c26b4377b27546cf1c417a60e9663a6ff48eb617ef8 [2023-12-02 21:51:21,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:51:21,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:51:21,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:51:21,662 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:51:21,663 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:51:21,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-1.i [2023-12-02 21:51:24,368 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:51:24,621 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:51:24,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-1.i [2023-12-02 21:51:24,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data/3751b7fde/c25208eaad85495abeff485480c6fda3/FLAGc7de5d5cf [2023-12-02 21:51:24,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data/3751b7fde/c25208eaad85495abeff485480c6fda3 [2023-12-02 21:51:24,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:51:24,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:51:24,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:24,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:51:24,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:51:24,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:24" (1/1) ... [2023-12-02 21:51:24,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d812a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:24, skipping insertion in model container [2023-12-02 21:51:24,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:24" (1/1) ... [2023-12-02 21:51:24,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:51:25,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:25,189 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:51:25,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:25,344 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:25,365 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:51:25,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25 WrapperNode [2023-12-02 21:51:25,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:25,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:25,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:51:25,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:51:25,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,465 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2023-12-02 21:51:25,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:25,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:51:25,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:51:25,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:51:25,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,566 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:51:25,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:51:25,580 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:51:25,580 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:51:25,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:25" (1/1) ... [2023-12-02 21:51:25,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:25,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:51:25,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:51:25,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:51:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:51:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:51:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:51:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:51:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:51:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:51:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:51:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:51:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:51:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:51:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:51:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:51:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:51:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:51:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:51:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:51:25,830 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:51:25,831 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:51:28,331 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:51:29,785 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:51:29,786 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 21:51:29,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:29 BoogieIcfgContainer [2023-12-02 21:51:29,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:51:29,789 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:51:29,789 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:51:29,799 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:51:29,799 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:29" (1/1) ... [2023-12-02 21:51:29,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:51:29,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:29,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 129 states and 211 transitions. [2023-12-02 21:51:29,871 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2023-12-02 21:51:29,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:51:29,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:29,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:30,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:51:30,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:30,134 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 [2023-12-02 21:51:30,198 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:51:30,199 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:51:30,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:51:30,208 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 [2023-12-02 21:51:30,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:30,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:30,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 132 states and 216 transitions. [2023-12-02 21:51:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 216 transitions. [2023-12-02 21:51:30,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:51:30,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:30,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:30,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:51:30,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:30,372 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 [2023-12-02 21:51:30,402 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:51:30,403 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-02 21:51:30,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:51:30,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-12-02 21:51:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:30,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2023-12-02 21:51:30,505 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2023-12-02 21:51:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:51:30,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:30,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:30,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:51:30,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:30,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:30,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 133 states and 215 transitions. [2023-12-02 21:51:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 215 transitions. [2023-12-02 21:51:30,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:51:30,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:30,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:30,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:51:30,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:30,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:30,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2023-12-02 21:51:30,698 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-12-02 21:51:30,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:51:30,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:30,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:30,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:30,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 133 states and 205 transitions. [2023-12-02 21:51:30,973 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 205 transitions. [2023-12-02 21:51:30,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:51:30,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:30,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:31,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:51:31,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:31,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 133 states and 199 transitions. [2023-12-02 21:51:31,097 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2023-12-02 21:51:31,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:51:31,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:31,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:31,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:51:31,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:41,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:51:41,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:41,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 133 states and 193 transitions. [2023-12-02 21:51:41,474 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 193 transitions. [2023-12-02 21:51:41,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:51:41,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:41,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:51:41,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:51:41,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:51:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:51:52,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:52:02,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:52:12,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:52:22,377 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 [] [2023-12-02 21:52:22,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:22,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 148 states and 211 transitions. [2023-12-02 21:52:22,410 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 211 transitions. [2023-12-02 21:52:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:52:22,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:22,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:22,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:52:22,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:22,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:52:22,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:22,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 148 states and 209 transitions. [2023-12-02 21:52:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 209 transitions. [2023-12-02 21:52:22,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:52:22,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:22,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:22,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:52:22,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:22,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:52:22,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:22,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 148 states and 207 transitions. [2023-12-02 21:52:22,782 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 207 transitions. [2023-12-02 21:52:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:52:22,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:22,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:22,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:52:22,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:22,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:52:33,039 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 [] [2023-12-02 21:52:33,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:52:33,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 148 states and 205 transitions. [2023-12-02 21:52:33,068 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 205 transitions. [2023-12-02 21:52:33,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:52:33,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:52:33,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:52:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:52:33,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:52:33,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:52:33,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:52:43,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:52:53,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:53:03,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:53:13,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:53:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:13,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 151 states and 207 transitions. [2023-12-02 21:53:13,530 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 207 transitions. [2023-12-02 21:53:13,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:53:13,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:13,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:18,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:53:18,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:18,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:53:18,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:18,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2023-12-02 21:53:18,968 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2023-12-02 21:53:18,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:53:18,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:18,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:53:29,235 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) [2023-12-02 21:53:29,239 INFO L158 Benchmark]: Toolchain (without parser) took 124583.65ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 114.9MB in the beginning and 126.0MB in the end (delta: -11.1MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2023-12-02 21:53:29,239 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:53:29,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 709.74ms. Allocated memory is still 155.2MB. Free memory was 114.9MB in the beginning and 121.9MB in the end (delta: -7.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-12-02 21:53:29,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.70ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 113.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:53:29,241 INFO L158 Benchmark]: Boogie Preprocessor took 111.98ms. Allocated memory is still 155.2MB. Free memory was 113.6MB in the beginning and 105.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:53:29,242 INFO L158 Benchmark]: RCFGBuilder took 4208.28ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 105.2MB in the beginning and 175.0MB in the end (delta: -69.9MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2023-12-02 21:53:29,242 INFO L158 Benchmark]: CodeCheck took 119449.25ms. Allocated memory is still 245.4MB. Free memory was 175.0MB in the beginning and 126.0MB in the end (delta: 49.0MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2023-12-02 21:53:29,246 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 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 709.74ms. Allocated memory is still 155.2MB. Free memory was 114.9MB in the beginning and 121.9MB in the end (delta: -7.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.70ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 113.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.98ms. Allocated memory is still 155.2MB. Free memory was 113.6MB in the beginning and 105.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4208.28ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 105.2MB in the beginning and 175.0MB in the end (delta: -69.9MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. * CodeCheck took 119449.25ms. Allocated memory is still 245.4MB. Free memory was 175.0MB in the beginning and 126.0MB in the end (delta: 49.0MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:53:29,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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 c2bb9f0c15e3c3296f863c26b4377b27546cf1c417a60e9663a6ff48eb617ef8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:53:31,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:53:31,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:53:31,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:53:31,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:53:31,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:53:31,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:53:31,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:53:31,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:53:31,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:53:31,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:53:31,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:53:31,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:53:31,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:53:31,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:53:31,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:53:31,260 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:53:31,260 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:53:31,261 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:53:31,261 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:53:31,262 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:53:31,263 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:53:31,263 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:53:31,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:53:31,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:53:31,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:53:31,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:53:31,266 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:53:31,266 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:53:31,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:53:31,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:31,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:53:31,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:53:31,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:53:31,268 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:53:31,269 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:53:31,269 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:53:31,269 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:53:31,269 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:53:31,269 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_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2bb9f0c15e3c3296f863c26b4377b27546cf1c417a60e9663a6ff48eb617ef8 [2023-12-02 21:53:31,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:53:31,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:53:31,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:53:31,558 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:53:31,559 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:53:31,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-1.i [2023-12-02 21:53:34,300 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:53:34,580 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:53:34,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-1.i [2023-12-02 21:53:34,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data/afe894ee6/d8ea44cb60634b1391f73ff0d9a25652/FLAGed5a39871 [2023-12-02 21:53:34,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/data/afe894ee6/d8ea44cb60634b1391f73ff0d9a25652 [2023-12-02 21:53:34,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:53:34,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:53:34,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:34,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:53:34,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:53:34,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:34" (1/1) ... [2023-12-02 21:53:34,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c5c2616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:34, skipping insertion in model container [2023-12-02 21:53:34,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:34" (1/1) ... [2023-12-02 21:53:34,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:53:35,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:35,202 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:53:35,219 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:53:35,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:35,305 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:53:35,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:35,460 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:53:35,466 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:53:35,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35 WrapperNode [2023-12-02 21:53:35,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:35,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:35,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:53:35,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:53:35,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,579 INFO L138 Inliner]: procedures = 179, calls = 280, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1008 [2023-12-02 21:53:35,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:35,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:53:35,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:53:35,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:53:35,590 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:53:35,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:53:35,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:53:35,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:53:35,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:35" (1/1) ... [2023-12-02 21:53:35,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:35,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:53:35,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:53:35,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:53:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:53:35,761 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:53:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 21:53:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:53:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:53:35,761 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:53:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:53:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:53:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:53:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:53:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:53:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:53:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:53:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:53:35,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:53:35,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:53:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:53:35,960 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:53:35,963 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:53:51,893 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:53:52,286 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:53:52,286 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 21:53:52,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:52 BoogieIcfgContainer [2023-12-02 21:53:52,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:53:52,289 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:53:52,289 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:53:52,296 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:53:52,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:52" (1/1) ... [2023-12-02 21:53:52,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:53:52,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:52,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 129 states and 211 transitions. [2023-12-02 21:53:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2023-12-02 21:53:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:53:52,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:52,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:53:52,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:53:52,359 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:53:52,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45759a2f-2e14-4e4b-9ab9-b63043b8ce72/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process