./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:02:10,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:02:10,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 01:02:10,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:02:10,183 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:02:10,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:02:10,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:02:10,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:02:10,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:02:10,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:02:10,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:02:10,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:02:10,202 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:02:10,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:02:10,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:02:10,203 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:02:10,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:02:10,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:10,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:02:10,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:02:10,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:02:10,204 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:02:10,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:02:10,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 [2024-12-06 01:02:10,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:02:10,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:02:10,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:02:10,411 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:02:10,411 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:02:10,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c [2024-12-06 01:02:13,073 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/b03b536bc/d9e509e0df4d4b63925ee37f928fb9bf/FLAGb8111bcb6 [2024-12-06 01:02:13,256 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:02:13,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c [2024-12-06 01:02:13,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/b03b536bc/d9e509e0df4d4b63925ee37f928fb9bf/FLAGb8111bcb6 [2024-12-06 01:02:13,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/b03b536bc/d9e509e0df4d4b63925ee37f928fb9bf [2024-12-06 01:02:13,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:02:13,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:02:13,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:13,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:02:13,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:02:13,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c9809fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13, skipping insertion in model container [2024-12-06 01:02:13,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,300 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:02:13,404 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-12-06 01:02:13,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:13,450 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:02:13,458 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-12-06 01:02:13,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:13,494 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:02:13,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13 WrapperNode [2024-12-06 01:02:13,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:13,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:13,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:02:13,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:02:13,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,540 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 211 [2024-12-06 01:02:13,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:13,540 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:02:13,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:02:13,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:02:13,546 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,558 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:02:13,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:02:13,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:02:13,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:02:13,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:13" (1/1) ... [2024-12-06 01:02:13,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:13,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:02:13,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:02:13,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:02:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:02:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:02:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:02:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:02:13,690 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:02:13,692 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:02:14,000 INFO L? ?]: Removed 96 outVars from TransFormulas that were not future-live. [2024-12-06 01:02:14,000 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:02:14,192 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:02:14,192 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:02:14,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:14 BoogieIcfgContainer [2024-12-06 01:02:14,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:02:14,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:02:14,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:02:14,201 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:02:14,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:14" (1/1) ... [2024-12-06 01:02:14,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:02:14,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:14,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:02:14,243 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:02:14,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:02:14,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:14,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:02:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:14,406 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:02:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:14,558 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:02:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:02:14,633 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:02:14,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:02:14 ImpRootNode [2024-12-06 01:02:14,653 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:02:14,653 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:02:14,653 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:02:14,653 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:02:14,654 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:14" (3/4) ... [2024-12-06 01:02:14,656 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:02:14,657 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:02:14,658 INFO L158 Benchmark]: Toolchain (without parser) took 1378.40ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 34.4MB in the end (delta: 58.3MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-12-06 01:02:14,658 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:14,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.99ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.7MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:02:14,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.16ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 75.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:14,659 INFO L158 Benchmark]: Boogie Preprocessor took 31.22ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:14,660 INFO L158 Benchmark]: RCFGBuilder took 620.58ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 65.7MB in the end (delta: 8.4MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2024-12-06 01:02:14,660 INFO L158 Benchmark]: CodeCheck took 459.35ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 34.9MB in the end (delta: 30.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:02:14,660 INFO L158 Benchmark]: Witness Printer took 3.62ms. Allocated memory is still 117.4MB. Free memory was 34.9MB in the beginning and 34.4MB in the end (delta: 574.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:14,663 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 79, overapproximation of bitwiseAnd at line 68, overapproximation of bitwiseAnd at line 41. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 32); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (32 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_3 var_7 = 0; [L33] const SORT_1 var_11 = 0; [L34] const SORT_3 var_24 = 1; [L36] SORT_1 input_2; [L37] SORT_3 input_4; [L38] SORT_1 input_5; [L39] SORT_1 input_6; [L41] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L41] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L42] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L42] SORT_1 state_12 = __VERIFIER_nondet_uint() & mask_SORT_1; [L43] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L43] SORT_3 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L44] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L44] SORT_1 state_17 = __VERIFIER_nondet_uint() & mask_SORT_1; [L46] SORT_3 init_9_arg_1 = var_7; [L47] state_8 = init_9_arg_1 [L48] SORT_1 init_13_arg_1 = var_11; [L49] state_12 = init_13_arg_1 [L50] SORT_3 init_15_arg_1 = var_7; [L51] state_14 = init_15_arg_1 [L52] SORT_1 init_18_arg_1 = var_11; [L53] state_17 = init_18_arg_1 VAL [mask_SORT_1=-1, mask_SORT_3=1, state_12=0, state_14=0, state_17=0, state_8=0, var_11=0, var_24=1, var_7=0] [L56] input_2 = __VERIFIER_nondet_uint() [L57] input_4 = __VERIFIER_nondet_uchar() [L58] input_5 = __VERIFIER_nondet_uint() [L59] input_6 = __VERIFIER_nondet_uint() [L62] SORT_3 var_10_arg_0 = state_8; [L63] SORT_3 var_10 = ~var_10_arg_0; [L64] SORT_3 var_16_arg_0 = state_14; [L65] SORT_1 var_16_arg_1 = state_12; [L66] SORT_1 var_16_arg_2 = input_2; [L67] SORT_1 var_16 = var_16_arg_0 ? var_16_arg_1 : var_16_arg_2; [L68] EXPR var_16 & mask_SORT_1 [L68] var_16 = var_16 & mask_SORT_1 [L69] SORT_3 var_19_arg_0 = state_14; [L70] SORT_1 var_19_arg_1 = state_17; [L71] SORT_1 var_19_arg_2 = input_2; [L72] SORT_1 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L73] EXPR var_19 & mask_SORT_1 [L73] var_19 = var_19 & mask_SORT_1 [L74] SORT_1 var_20_arg_0 = var_16; [L75] SORT_1 var_20_arg_1 = var_19; [L76] SORT_3 var_20 = var_20_arg_0 == var_20_arg_1; [L77] SORT_3 var_21_arg_0 = var_10; [L78] SORT_3 var_21_arg_1 = var_20; [L79] EXPR var_21_arg_0 | var_21_arg_1 [L79] SORT_3 var_21 = var_21_arg_0 | var_21_arg_1; [L80] SORT_3 var_25_arg_0 = var_21; [L81] SORT_3 var_25 = ~var_25_arg_0; [L82] SORT_3 var_26_arg_0 = var_24; [L83] SORT_3 var_26_arg_1 = var_25; [L84] EXPR var_26_arg_0 & var_26_arg_1 [L84] SORT_3 var_26 = var_26_arg_0 & var_26_arg_1; [L85] EXPR var_26 & mask_SORT_3 [L85] var_26 = var_26 & mask_SORT_3 [L86] SORT_3 bad_27_arg_0 = var_26; [L87] CALL __VERIFIER_assert(!(bad_27_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.99ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.7MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.16ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 75.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.22ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 620.58ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 65.7MB in the end (delta: 8.4MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * CodeCheck took 459.35ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 34.9MB in the end (delta: 30.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 3.62ms. Allocated memory is still 117.4MB. Free memory was 34.9MB in the beginning and 34.4MB in the end (delta: 574.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:02:14,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:02:16,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:02:16,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 01:02:16,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:02:16,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:02:16,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:02:16,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:02:16,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:02:16,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:02:16,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:02:16,761 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:02:16,761 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:02:16,761 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:02:16,761 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:02:16,761 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:02:16,761 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:16,761 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:02:16,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:02:16,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:16,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:02:16,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:02:16,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:02:16,762 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:02:16,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:16,762 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:02:16,762 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 [2024-12-06 01:02:17,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:02:17,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:02:17,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:02:17,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:02:17,018 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:02:17,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c [2024-12-06 01:02:19,687 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/8dfe144dc/4aab7d721bcf44ca9dfda00ea0e0506f/FLAGbfae82184 [2024-12-06 01:02:19,853 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:02:19,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c [2024-12-06 01:02:19,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/8dfe144dc/4aab7d721bcf44ca9dfda00ea0e0506f/FLAGbfae82184 [2024-12-06 01:02:19,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/data/8dfe144dc/4aab7d721bcf44ca9dfda00ea0e0506f [2024-12-06 01:02:19,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:02:19,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:02:19,880 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:19,880 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:02:19,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:02:19,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:19" (1/1) ... [2024-12-06 01:02:19,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534d3b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:19, skipping insertion in model container [2024-12-06 01:02:19,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:19" (1/1) ... [2024-12-06 01:02:19,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:02:20,021 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-12-06 01:02:20,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:20,073 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:02:20,084 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-12-06 01:02:20,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:02:20,118 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:02:20,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20 WrapperNode [2024-12-06 01:02:20,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:02:20,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:20,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:02:20,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:02:20,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,150 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 123 [2024-12-06 01:02:20,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:02:20,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:02:20,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:02:20,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:02:20,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,165 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:02:20,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:02:20,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:02:20,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:02:20,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:02:20,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:02:20,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:02:20,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:02:20,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:02:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:02:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:02:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:02:20,315 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:02:20,317 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:02:20,472 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-12-06 01:02:20,472 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:02:20,516 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:02:20,516 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:02:20,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:20 BoogieIcfgContainer [2024-12-06 01:02:20,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:02:20,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:02:20,517 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:02:20,527 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:02:20,527 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:20" (1/1) ... [2024-12-06 01:02:20,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:02:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:02:20,574 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:02:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:02:20,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:20,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:20,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:20,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:20,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:02:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:20,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:20,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 01:02:20,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:20,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:02:20,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:02:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:02:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:02:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:02:20,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:20,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:20,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:20,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:20,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:02:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:21,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:21,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 01:02:21,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:21,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:02:21,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:02:21,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:21,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 01:02:21,902 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 01:02:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:02:21,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:21,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:21,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:21,906 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:21,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:02:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:22,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:22,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 01:02:22,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:22,675 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:02:22,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:02:23,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:23,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-12-06 01:02:23,862 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-12-06 01:02:23,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:02:23,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:23,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:23,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:23,865 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:23,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:02:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:24,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:24,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 01:02:24,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:24,301 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:02:24,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:02:24,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-12-06 01:02:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-12-06 01:02:24,530 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 01:02:24,530 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-06 01:02:24,536 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 01:02:24,780 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 01:02:24,780 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 01:02:24,780 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse1 (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (.cse2 (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~var_24~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3 .cse4))) [2024-12-06 01:02:24,780 INFO L77 FloydHoareUtils]: At program point L54-1(lines 54 126) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse1 (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (.cse2 (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|)) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~var_24~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_14~0#1|) .cse3 (= |ULTIMATE.start_main_~state_17~0#1| |ULTIMATE.start_main_~state_12~0#1|) .cse4) (and .cse0 .cse1 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 8) |ULTIMATE.start_main_~state_14~0#1|) .cse4))) [2024-12-06 01:02:24,780 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 01:02:24,781 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse1 (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (.cse2 (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~var_24~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3))) [2024-12-06 01:02:24,781 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 01:02:24,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:02:24 ImpRootNode [2024-12-06 01:02:24,791 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:02:24,792 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:02:24,792 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:02:24,792 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:02:24,793 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:20" (3/4) ... [2024-12-06 01:02:24,795 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 01:02:24,803 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 01:02:24,803 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 01:02:24,803 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 01:02:24,803 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:02:24,881 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:02:24,881 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:02:24,881 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:02:24,882 INFO L158 Benchmark]: Toolchain (without parser) took 5002.78ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 69.0MB in the beginning and 74.7MB in the end (delta: -5.8MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-12-06 01:02:24,883 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:24,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.58ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 55.7MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:02:24,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.59ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:02:24,883 INFO L158 Benchmark]: Boogie Preprocessor took 22.48ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 53.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:24,884 INFO L158 Benchmark]: RCFGBuilder took 341.96ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 66.2MB in the end (delta: -13.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-12-06 01:02:24,884 INFO L158 Benchmark]: CodeCheck took 4274.19ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 66.2MB in the beginning and 80.1MB in the end (delta: -13.9MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2024-12-06 01:02:24,884 INFO L158 Benchmark]: Witness Printer took 89.72ms. Allocated memory is still 134.2MB. Free memory was 80.1MB in the beginning and 74.7MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:02:24,886 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 218 IncrementalHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 4 mSDtfsCounter, 218 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 338 GetRequests, 275 SyntacticMatches, 9 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1008 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 374 SizeOfPredicates, 19 NumberOfNonLiveVariables, 362 ConjunctsInSsa, 104 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 9/24 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((1 == mask_SORT_3) && (0 == ((1 + mask_SORT_1) % 4294967296))) && (0 == var_7)) && (1 == state_14)) && (1 == state_8)) && (state_17 == state_12)) && (1 == var_24)) || (((((1 == mask_SORT_3) && (0 == ((1 + mask_SORT_1) % 4294967296))) && (0 == var_7)) && (0 == state_8)) && (1 == var_24))) || ((((((1 == mask_SORT_3) && (0 == ((1 + mask_SORT_1) % 4294967296))) && (0 == var_7)) && (1 == state_8)) && (0 == state_14)) && (1 == var_24))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.58ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 55.7MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.59ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.48ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 53.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.96ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 66.2MB in the end (delta: -13.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 4274.19ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 66.2MB in the beginning and 80.1MB in the end (delta: -13.9MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Witness Printer took 89.72ms. Allocated memory is still 134.2MB. Free memory was 80.1MB in the beginning and 74.7MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 01:02:24,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e789934-42ac-47d4-adf0-ca721588e8c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE