./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/standard_strcpy_original-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/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_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_strcpy_original-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/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_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/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 1d1a303ac3a0660bf920920173d22fca6c20b09d575ad3b8f2f9d91205d4f1f6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:15,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:15,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:24:15,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:24:15,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:24:15,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:15,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:15,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:15,289 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:15,290 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:15,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:15,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:15,292 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:24:15,293 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:24:15,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:24:15,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:15,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:15,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:15,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:15,297 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:15,297 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:15,298 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:24:15,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:15,299 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:15,300 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:15,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:15,301 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:15,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:15,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:15,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:15,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:15,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:15,304 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:24:15,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:24:15,305 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:15,305 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_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d1a303ac3a0660bf920920173d22fca6c20b09d575ad3b8f2f9d91205d4f1f6 [2023-11-23 20:24:15,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:15,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:15,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:15,686 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:15,686 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:15,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-examples/standard_strcpy_original-2.i [2023-11-23 20:24:18,961 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:19,259 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:19,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/sv-benchmarks/c/array-examples/standard_strcpy_original-2.i [2023-11-23 20:24:19,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/data/582c83c5f/801cd41412a8472388643fbd230c8e74/FLAGe3bc34107 [2023-11-23 20:24:19,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/data/582c83c5f/801cd41412a8472388643fbd230c8e74 [2023-11-23 20:24:19,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:19,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:19,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:19,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:19,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:19,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1fe817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19, skipping insertion in model container [2023-11-23 20:24:19,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:19,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:19,601 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:19,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:19,656 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:19,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19 WrapperNode [2023-11-23 20:24:19,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:19,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:19,659 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:19,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:19,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,714 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-23 20:24:19,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:19,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:19,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:19,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:19,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:19,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:19,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:19,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:19,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:19" (1/1) ... [2023-11-23 20:24:19,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:19,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:19,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:19,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:24:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:24:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:24:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:24:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:24:19,916 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:19,919 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:24:20,221 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:24:20,318 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:24:20,318 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:24:20,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:20 BoogieIcfgContainer [2023-11-23 20:24:20,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:24:20,327 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:24:20,328 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:24:20,341 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:24:20,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:20" (1/1) ... [2023-11-23 20:24:20,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:24:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:20,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-23 20:24:20,410 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-23 20:24:20,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:24:20,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:20,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:20,666 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 20:24:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-11-23 20:24:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-23 20:24:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:24:20,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:20,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:20,782 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 20:24:20,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:20,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-23 20:24:20,805 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-23 20:24:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:24:20,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:20,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:20,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:20,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2023-11-23 20:24:20,987 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-11-23 20:24:20,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:24:20,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:20,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:24:21,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-23 20:24:21,206 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-23 20:24:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:24:21,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:21,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2023-11-23 20:24:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-11-23 20:24:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:24:21,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:21,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:24:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:21,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-23 20:24:21,698 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-23 20:24:21,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:24:21,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:21,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:22,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:22,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2023-11-23 20:24:22,318 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2023-11-23 20:24:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:24:22,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:22,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:22,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:22,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2023-11-23 20:24:22,393 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2023-11-23 20:24:22,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:24:22,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:22,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:24:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2023-11-23 20:24:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-23 20:24:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:24:22,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:22,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:22,684 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:22,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2023-11-23 20:24:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2023-11-23 20:24:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:24:22,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:22,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:22,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2023-11-23 20:24:22,949 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2023-11-23 20:24:22,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:24:22,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:22,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:23,041 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2023-11-23 20:24:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2023-11-23 20:24:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:24:23,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:23,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:23,187 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:23,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2023-11-23 20:24:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2023-11-23 20:24:23,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:24:23,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:23,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:23,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:23,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2023-11-23 20:24:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2023-11-23 20:24:23,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:24:23,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:23,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:24:23,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-11-23 20:24:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-23 20:24:23,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:24:23,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:23,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:23,983 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:24,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:24,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-23 20:24:24,023 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-23 20:24:24,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:24:24,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:24,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:24,175 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:24:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2023-11-23 20:24:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2023-11-23 20:24:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:24:24,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:24,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:24:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2023-11-23 20:24:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2023-11-23 20:24:24,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:24:24,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:24,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:24:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2023-11-23 20:24:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-23 20:24:24,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:24:24,750 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-11-23 20:24:24,760 INFO L751 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-23 20:24:25,138 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:24:25,142 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2023-11-23 20:24:25,146 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-23 20:24:25,147 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-23 20:24:25,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:24:25 ImpRootNode [2023-11-23 20:24:25,147 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:24:25,148 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:24:25,148 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:24:25,148 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:24:25,149 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:20" (3/4) ... [2023-11-23 20:24:25,151 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:24:25,158 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-23 20:24:25,158 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-23 20:24:25,159 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 20:24:25,159 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:24:25,283 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:24:25,284 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:24:25,284 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:24:25,285 INFO L158 Benchmark]: Toolchain (without parser) took 5986.36ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 121.6MB in the beginning and 93.8MB in the end (delta: 27.8MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2023-11-23 20:24:25,285 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:24:25,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.41ms. Allocated memory is still 153.1MB. Free memory was 121.6MB in the beginning and 110.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:24:25,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.76ms. Allocated memory is still 153.1MB. Free memory was 110.6MB in the beginning and 109.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:24:25,286 INFO L158 Benchmark]: Boogie Preprocessor took 28.92ms. Allocated memory is still 153.1MB. Free memory was 109.2MB in the beginning and 107.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:24:25,287 INFO L158 Benchmark]: RCFGBuilder took 581.59ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 113.6MB in the end (delta: -5.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:24:25,287 INFO L158 Benchmark]: CodeCheck took 4820.10ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 113.6MB in the beginning and 99.0MB in the end (delta: 14.6MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2023-11-23 20:24:25,288 INFO L158 Benchmark]: Witness Printer took 136.19ms. Allocated memory is still 184.5MB. Free memory was 99.0MB in the beginning and 93.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:24:25,290 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 1 procedures, 21 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1021 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 714 mSDsluCounter, 197 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 681 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2754 IncrementalHoareTripleChecker+Invalid, 3435 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 681 mSolverCounterUnsat, 197 mSDtfsCounter, 2754 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1937 GetRequests, 1857 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3157 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 500 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 126/143 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: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: 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: 31]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((0 <= (j + 2147483648)) && (i == 0)) - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: (0 <= (i + 2147483648)) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (0 <= (i + 2147483648)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.41ms. Allocated memory is still 153.1MB. Free memory was 121.6MB in the beginning and 110.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.76ms. Allocated memory is still 153.1MB. Free memory was 110.6MB in the beginning and 109.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.92ms. Allocated memory is still 153.1MB. Free memory was 109.2MB in the beginning and 107.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 581.59ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 113.6MB in the end (delta: -5.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 4820.10ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 113.6MB in the beginning and 99.0MB in the end (delta: 14.6MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Witness Printer took 136.19ms. Allocated memory is still 184.5MB. Free memory was 99.0MB in the beginning and 93.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:24:25,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4627a4e-1ae3-489c-acd3-8870a3f8aea3/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