./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm --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 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:54:44,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:54:44,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:54:44,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:54:44,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:54:44,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:54:44,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:54:44,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:54:44,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:54:44,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:54:44,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:54:44,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:54:44,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:54:44,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:54:44,850 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:54:44,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:54:44,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:54:44,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:54:44,851 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:54:44,851 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:54:44,852 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:54:44,852 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:54:44,853 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:54:44,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:54:44,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:44,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:54:44,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:54:44,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:54:44,854 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:54:44,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:54:44,854 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_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm 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 -> 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e [2024-11-13 22:54:45,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:54:45,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:54:45,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:54:45,406 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:54:45,407 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:54:45,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-13 22:54:48,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:54:48,559 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:54:48,563 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-13 22:54:48,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data/092b511a3/e1769590b373464498fea636dcc918a8/FLAG27d868280 [2024-11-13 22:54:48,621 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data/092b511a3/e1769590b373464498fea636dcc918a8 [2024-11-13 22:54:48,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:54:48,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:54:48,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:48,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:54:48,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:54:48,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:48" (1/1) ... [2024-11-13 22:54:48,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dbf4d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:48, skipping insertion in model container [2024-11-13 22:54:48,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:48" (1/1) ... [2024-11-13 22:54:48,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:54:48,991 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_0a926e96-04d4-4588-9960-9b4af5900871/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-13 22:54:49,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:49,311 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:54:49,328 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_0a926e96-04d4-4588-9960-9b4af5900871/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-13 22:54:49,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:49,617 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:54:49,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49 WrapperNode [2024-11-13 22:54:49,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:49,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:49,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:54:49,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:54:49,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,815 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1126 [2024-11-13 22:54:49,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:49,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:54:49,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:54:49,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:54:49,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:54:49,989 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:54:49,989 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:54:49,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:54:49,991 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:49" (1/1) ... [2024-11-13 22:54:49,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:50,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:54:50,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:54:50,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:54:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:54:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:54:50,117 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:54:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:54:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:54:50,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:54:50,370 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:54:50,373 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:54:53,549 INFO L? ?]: Removed 582 outVars from TransFormulas that were not future-live. [2024-11-13 22:54:53,549 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:54:56,433 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:54:56,434 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:54:56,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:56 BoogieIcfgContainer [2024-11-13 22:54:56,435 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:54:56,437 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:54:56,437 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:54:56,453 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:54:56,454 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:56" (1/1) ... [2024-11-13 22:54:56,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:54:56,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 22:54:56,555 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 22:54:56,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:54:56,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:56,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:59,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:07,056 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:11,836 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:55:11,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:55:11 ImpRootNode [2024-11-13 22:55:11,906 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:55:11,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:55:11,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:55:11,907 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:55:11,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:56" (3/4) ... [2024-11-13 22:55:11,911 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:55:11,912 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:55:11,914 INFO L158 Benchmark]: Toolchain (without parser) took 23287.59ms. Allocated memory was 117.4MB in the beginning and 419.4MB in the end (delta: 302.0MB). Free memory was 91.3MB in the beginning and 314.7MB in the end (delta: -223.4MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2024-11-13 22:55:11,915 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 41.8MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:11,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 988.98ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 66.5MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:55:11,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.73ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 48.1MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:55:11,917 INFO L158 Benchmark]: Boogie Preprocessor took 171.81ms. Allocated memory is still 117.4MB. Free memory was 48.1MB in the beginning and 41.0MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:55:11,919 INFO L158 Benchmark]: RCFGBuilder took 6446.59ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 40.6MB in the beginning and 85.3MB in the end (delta: -44.7MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2024-11-13 22:55:11,919 INFO L158 Benchmark]: CodeCheck took 15469.17ms. Allocated memory was 234.9MB in the beginning and 419.4MB in the end (delta: 184.5MB). Free memory was 85.3MB in the beginning and 314.8MB in the end (delta: -229.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:11,920 INFO L158 Benchmark]: Witness Printer took 6.88ms. Allocated memory is still 419.4MB. Free memory was 314.8MB in the beginning and 314.7MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:11,925 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 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.4s, 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: 0.1s SsaConstructionTime, 5.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 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 - 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 144, overapproximation of bitwiseOr at line 181, overapproximation of bitwiseOr at line 156, overapproximation of bitwiseAnd at line 149, overapproximation of bitwiseAnd at line 134, overapproximation of bitwiseAnd at line 122, overapproximation of bitwiseAnd at line 169. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 31); [L30] const SORT_9 msb_SORT_9 = (SORT_9)1 << (31 - 1); [L32] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 16); [L33] const SORT_11 msb_SORT_11 = (SORT_11)1 << (16 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L38] const SORT_20 mask_SORT_20 = (SORT_20)-1 >> (sizeof(SORT_20) * 8 - 32); [L39] const SORT_20 msb_SORT_20 = (SORT_20)1 << (32 - 1); [L41] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 17); [L42] const SORT_23 msb_SORT_23 = (SORT_23)1 << (17 - 1); [L44] const SORT_26 mask_SORT_26 = (SORT_26)-1 >> (sizeof(SORT_26) * 8 - 18); [L45] const SORT_26 msb_SORT_26 = (SORT_26)1 << (18 - 1); [L47] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 19); [L48] const SORT_29 msb_SORT_29 = (SORT_29)1 << (19 - 1); [L50] const SORT_32 mask_SORT_32 = (SORT_32)-1 >> (sizeof(SORT_32) * 8 - 20); [L51] const SORT_32 msb_SORT_32 = (SORT_32)1 << (20 - 1); [L53] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 21); [L54] const SORT_35 msb_SORT_35 = (SORT_35)1 << (21 - 1); [L56] const SORT_38 mask_SORT_38 = (SORT_38)-1 >> (sizeof(SORT_38) * 8 - 22); [L57] const SORT_38 msb_SORT_38 = (SORT_38)1 << (22 - 1); [L59] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 23); [L60] const SORT_41 msb_SORT_41 = (SORT_41)1 << (23 - 1); [L62] const SORT_44 mask_SORT_44 = (SORT_44)-1 >> (sizeof(SORT_44) * 8 - 24); [L63] const SORT_44 msb_SORT_44 = (SORT_44)1 << (24 - 1); [L65] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 25); [L66] const SORT_47 msb_SORT_47 = (SORT_47)1 << (25 - 1); [L68] const SORT_50 mask_SORT_50 = (SORT_50)-1 >> (sizeof(SORT_50) * 8 - 26); [L69] const SORT_50 msb_SORT_50 = (SORT_50)1 << (26 - 1); [L71] const SORT_53 mask_SORT_53 = (SORT_53)-1 >> (sizeof(SORT_53) * 8 - 27); [L72] const SORT_53 msb_SORT_53 = (SORT_53)1 << (27 - 1); [L74] const SORT_56 mask_SORT_56 = (SORT_56)-1 >> (sizeof(SORT_56) * 8 - 28); [L75] const SORT_56 msb_SORT_56 = (SORT_56)1 << (28 - 1); [L77] const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 29); [L78] const SORT_59 msb_SORT_59 = (SORT_59)1 << (29 - 1); [L80] const SORT_62 mask_SORT_62 = (SORT_62)-1 >> (sizeof(SORT_62) * 8 - 30); [L81] const SORT_62 msb_SORT_62 = (SORT_62)1 << (30 - 1); [L83] const SORT_72 mask_SORT_72 = (SORT_72)-1 >> (sizeof(SORT_72) * 8 - 3); [L84] const SORT_72 msb_SORT_72 = (SORT_72)1 << (3 - 1); [L86] const SORT_96 mask_SORT_96 = (SORT_96)-1 >> (sizeof(SORT_96) * 8 - 4); [L87] const SORT_96 msb_SORT_96 = (SORT_96)1 << (4 - 1); [L89] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 14); [L90] const SORT_101 msb_SORT_101 = (SORT_101)1 << (14 - 1); [L92] const SORT_105 mask_SORT_105 = (SORT_105)-1 >> (sizeof(SORT_105) * 8 - 2); [L93] const SORT_105 msb_SORT_105 = (SORT_105)1 << (2 - 1); [L95] const SORT_154 mask_SORT_154 = (SORT_154)-1 >> (sizeof(SORT_154) * 8 - 7); [L96] const SORT_154 msb_SORT_154 = (SORT_154)1 << (7 - 1); [L98] const SORT_1 var_7 = 0; [L99] const SORT_1 var_8 = 1; [L100] const SORT_9 var_10 = 0; [L101] const SORT_12 var_13 = 0; [L102] const SORT_12 var_14 = 200; [L103] const SORT_72 var_73 = 5; [L104] const SORT_11 var_75 = 0; [L105] const SORT_105 var_106 = 1; [L106] const SORT_12 var_112 = 127; [L107] const SORT_11 var_119 = 64; [L108] const SORT_11 var_121 = 1; [L109] const SORT_11 var_123 = 127; [L110] const SORT_11 var_126 = 200; [L111] const SORT_72 var_131 = 4; [L112] const SORT_72 var_134 = 6; [L113] const SORT_96 var_138 = 9; [L114] const SORT_154 var_155 = 64; [L115] const SORT_72 var_166 = 0; [L116] const SORT_96 var_169 = 0; [L118] SORT_1 input_2; [L119] SORT_1 input_3; [L120] SORT_1 input_4; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L122] SORT_1 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 [L123] SORT_11 state_17 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 [L124] SORT_11 state_76 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_96 [L125] SORT_96 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_96; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_96 [L126] SORT_96 state_100 = __VERIFIER_nondet_uchar() & mask_SORT_96; [L128] SORT_11 init_77_arg_1 = var_75; [L129] state_76 = init_77_arg_1 VAL [mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_5=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L132] input_2 = __VERIFIER_nondet_uchar() [L133] input_3 = __VERIFIER_nondet_uchar() [L134] EXPR input_3 & mask_SORT_1 [L134] input_3 = input_3 & mask_SORT_1 [L135] input_4 = __VERIFIER_nondet_uchar() [L136] EXPR input_4 & mask_SORT_1 [L136] input_4 = input_4 & mask_SORT_1 [L138] SORT_1 var_84_arg_0 = state_5; [L139] SORT_1 var_84 = ~var_84_arg_0; [L140] SORT_1 var_85_arg_0 = var_84; [L141] SORT_1 var_85 = ~var_85_arg_0; [L142] SORT_1 var_86_arg_0 = state_5; [L143] SORT_1 var_86_arg_1 = var_85; [L144] EXPR var_86_arg_0 | var_86_arg_1 [L144] SORT_1 var_86 = var_86_arg_0 | var_86_arg_1; [L145] EXPR var_86 & mask_SORT_1 [L145] var_86 = var_86 & mask_SORT_1 [L146] SORT_1 constr_87_arg_0 = var_86; VAL [constr_87_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L147] CALL assume_abort_if_not(constr_87_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) [L147] RET assume_abort_if_not(constr_87_arg_0) VAL [constr_87_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L148] SORT_1 var_88_arg_0 = var_8; [L149] EXPR var_88_arg_0 & mask_SORT_1 [L149] var_88_arg_0 = var_88_arg_0 & mask_SORT_1 [L150] SORT_11 var_88 = var_88_arg_0; [L151] SORT_11 var_89_arg_0 = state_76; [L152] SORT_11 var_89_arg_1 = var_88; [L153] SORT_1 var_89 = var_89_arg_0 <= var_89_arg_1; [L154] SORT_1 var_90_arg_0 = input_4; [L155] SORT_1 var_90_arg_1 = var_89; [L156] EXPR var_90_arg_0 ^ var_90_arg_1 [L156] SORT_1 var_90 = var_90_arg_0 ^ var_90_arg_1; [L157] SORT_1 var_91_arg_0 = var_90; [L158] SORT_1 var_91 = ~var_91_arg_0; [L159] SORT_1 var_92_arg_0 = var_90; [L160] SORT_1 var_92 = ~var_92_arg_0; [L161] SORT_1 var_93_arg_0 = var_91; [L162] SORT_1 var_93_arg_1 = var_92; [L163] EXPR var_93_arg_0 | var_93_arg_1 [L163] SORT_1 var_93 = var_93_arg_0 | var_93_arg_1; [L164] EXPR var_93 & mask_SORT_1 [L164] var_93 = var_93 & mask_SORT_1 [L165] SORT_1 constr_94_arg_0 = var_93; VAL [constr_87_arg_0=1, constr_94_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L166] CALL assume_abort_if_not(constr_94_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) [L166] RET assume_abort_if_not(constr_94_arg_0) VAL [constr_87_arg_0=1, constr_94_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L168] SORT_72 var_74_arg_0 = var_73; [L169] EXPR var_74_arg_0 & mask_SORT_72 [L169] var_74_arg_0 = var_74_arg_0 & mask_SORT_72 [L170] SORT_11 var_74 = var_74_arg_0; [L171] SORT_11 var_78_arg_0 = var_74; [L172] SORT_11 var_78_arg_1 = state_76; [L173] SORT_1 var_78 = var_78_arg_0 < var_78_arg_1; [L174] SORT_1 var_15_arg_0 = input_3; [L175] SORT_12 var_15_arg_1 = var_14; [L176] SORT_12 var_15_arg_2 = var_13; [L177] SORT_12 var_15 = var_15_arg_0 ? var_15_arg_1 : var_15_arg_2; [L178] EXPR var_15 & mask_SORT_12 [L178] var_15 = var_15 & mask_SORT_12 [L179] SORT_12 var_16_arg_0 = var_13; [L180] SORT_12 var_16_arg_1 = var_15; [L181] EXPR ((SORT_11)var_16_arg_0 << 8) | var_16_arg_1 [L181] SORT_11 var_16 = ((SORT_11)var_16_arg_0 << 8) | var_16_arg_1; [L182] SORT_11 var_18_arg_0 = var_16; [L183] SORT_11 var_18_arg_1 = state_17; [L184] SORT_11 var_18 = var_18_arg_0 - var_18_arg_1; [L185] EXPR var_18 & mask_SORT_11 [L185] var_18 = var_18 & mask_SORT_11 [L186] SORT_11 var_19_arg_0 = var_18; [L187] SORT_1 var_19 = var_19_arg_0 >> 15; [L188] SORT_1 var_21_arg_0 = var_19; [L189] SORT_9 var_21_arg_1 = var_10; [L190] EXPR ((SORT_20)var_21_arg_0 << 31) | var_21_arg_1 [L190] SORT_20 var_21 = ((SORT_20)var_21_arg_0 << 31) | var_21_arg_1; [L191] EXPR var_21 & mask_SORT_20 [L191] var_21 = var_21 & mask_SORT_20 [L192] SORT_11 var_64_arg_0 = var_18; [L193] SORT_1 var_64 = var_64_arg_0 >> 15; [L194] SORT_11 var_61_arg_0 = var_18; [L195] SORT_1 var_61 = var_61_arg_0 >> 15; [L196] SORT_11 var_58_arg_0 = var_18; [L197] SORT_1 var_58 = var_58_arg_0 >> 15; [L198] SORT_11 var_55_arg_0 = var_18; [L199] SORT_1 var_55 = var_55_arg_0 >> 15; [L200] SORT_11 var_52_arg_0 = var_18; [L201] SORT_1 var_52 = var_52_arg_0 >> 15; [L202] SORT_11 var_49_arg_0 = var_18; [L203] SORT_1 var_49 = var_49_arg_0 >> 15; [L204] SORT_11 var_46_arg_0 = var_18; [L205] SORT_1 var_46 = var_46_arg_0 >> 15; [L206] SORT_11 var_43_arg_0 = var_18; [L207] SORT_1 var_43 = var_43_arg_0 >> 15; [L208] SORT_11 var_40_arg_0 = var_18; [L209] SORT_1 var_40 = var_40_arg_0 >> 15; [L210] SORT_11 var_37_arg_0 = var_18; [L211] SORT_1 var_37 = var_37_arg_0 >> 15; [L212] SORT_11 var_34_arg_0 = var_18; [L213] SORT_1 var_34 = var_34_arg_0 >> 15; [L214] SORT_11 var_31_arg_0 = var_18; [L215] SORT_1 var_31 = var_31_arg_0 >> 15; [L216] SORT_11 var_28_arg_0 = var_18; [L217] SORT_1 var_28 = var_28_arg_0 >> 15; [L218] SORT_11 var_25_arg_0 = var_18; [L219] SORT_1 var_25 = var_25_arg_0 >> 15; [L220] SORT_11 var_22_arg_0 = var_18; [L221] SORT_1 var_22 = var_22_arg_0 >> 15; [L222] SORT_1 var_24_arg_0 = var_22; [L223] SORT_11 var_24_arg_1 = var_18; [L224] EXPR ((SORT_23)var_24_arg_0 << 16) | var_24_arg_1 [L224] SORT_23 var_24 = ((SORT_23)var_24_arg_0 << 16) | var_24_arg_1; [L225] EXPR var_24 & mask_SORT_23 [L225] var_24 = var_24 & mask_SORT_23 [L226] SORT_1 var_27_arg_0 = var_25; [L227] SORT_23 var_27_arg_1 = var_24; [L228] EXPR ((SORT_26)var_27_arg_0 << 17) | var_27_arg_1 [L228] SORT_26 var_27 = ((SORT_26)var_27_arg_0 << 17) | var_27_arg_1; [L229] EXPR var_27 & mask_SORT_26 [L229] var_27 = var_27 & mask_SORT_26 [L230] SORT_1 var_30_arg_0 = var_28; [L231] SORT_26 var_30_arg_1 = var_27; [L232] EXPR ((SORT_29)var_30_arg_0 << 18) | var_30_arg_1 [L232] SORT_29 var_30 = ((SORT_29)var_30_arg_0 << 18) | var_30_arg_1; [L233] EXPR var_30 & mask_SORT_29 [L233] var_30 = var_30 & mask_SORT_29 [L234] SORT_1 var_33_arg_0 = var_31; [L235] SORT_29 var_33_arg_1 = var_30; [L236] EXPR ((SORT_32)var_33_arg_0 << 19) | var_33_arg_1 [L236] SORT_32 var_33 = ((SORT_32)var_33_arg_0 << 19) | var_33_arg_1; [L237] EXPR var_33 & mask_SORT_32 [L237] var_33 = var_33 & mask_SORT_32 [L238] SORT_1 var_36_arg_0 = var_34; [L239] SORT_32 var_36_arg_1 = var_33; [L240] EXPR ((SORT_35)var_36_arg_0 << 20) | var_36_arg_1 [L240] SORT_35 var_36 = ((SORT_35)var_36_arg_0 << 20) | var_36_arg_1; [L241] EXPR var_36 & mask_SORT_35 [L241] var_36 = var_36 & mask_SORT_35 [L242] SORT_1 var_39_arg_0 = var_37; [L243] SORT_35 var_39_arg_1 = var_36; [L244] EXPR ((SORT_38)var_39_arg_0 << 21) | var_39_arg_1 [L244] SORT_38 var_39 = ((SORT_38)var_39_arg_0 << 21) | var_39_arg_1; [L245] EXPR var_39 & mask_SORT_38 [L245] var_39 = var_39 & mask_SORT_38 [L246] SORT_1 var_42_arg_0 = var_40; [L247] SORT_38 var_42_arg_1 = var_39; [L248] EXPR ((SORT_41)var_42_arg_0 << 22) | var_42_arg_1 [L248] SORT_41 var_42 = ((SORT_41)var_42_arg_0 << 22) | var_42_arg_1; [L249] EXPR var_42 & mask_SORT_41 [L249] var_42 = var_42 & mask_SORT_41 [L250] SORT_1 var_45_arg_0 = var_43; [L251] SORT_41 var_45_arg_1 = var_42; [L252] EXPR ((SORT_44)var_45_arg_0 << 23) | var_45_arg_1 [L252] SORT_44 var_45 = ((SORT_44)var_45_arg_0 << 23) | var_45_arg_1; [L253] EXPR var_45 & mask_SORT_44 [L253] var_45 = var_45 & mask_SORT_44 [L254] SORT_1 var_48_arg_0 = var_46; [L255] SORT_44 var_48_arg_1 = var_45; [L256] EXPR ((SORT_47)var_48_arg_0 << 24) | var_48_arg_1 [L256] SORT_47 var_48 = ((SORT_47)var_48_arg_0 << 24) | var_48_arg_1; [L257] EXPR var_48 & mask_SORT_47 [L257] var_48 = var_48 & mask_SORT_47 [L258] SORT_1 var_51_arg_0 = var_49; [L259] SORT_47 var_51_arg_1 = var_48; [L260] EXPR ((SORT_50)var_51_arg_0 << 25) | var_51_arg_1 [L260] SORT_50 var_51 = ((SORT_50)var_51_arg_0 << 25) | var_51_arg_1; [L261] EXPR var_51 & mask_SORT_50 [L261] var_51 = var_51 & mask_SORT_50 [L262] SORT_1 var_54_arg_0 = var_52; [L263] SORT_50 var_54_arg_1 = var_51; [L264] EXPR ((SORT_53)var_54_arg_0 << 26) | var_54_arg_1 [L264] SORT_53 var_54 = ((SORT_53)var_54_arg_0 << 26) | var_54_arg_1; [L265] EXPR var_54 & mask_SORT_53 [L265] var_54 = var_54 & mask_SORT_53 [L266] SORT_1 var_57_arg_0 = var_55; [L267] SORT_53 var_57_arg_1 = var_54; [L268] EXPR ((SORT_56)var_57_arg_0 << 27) | var_57_arg_1 [L268] SORT_56 var_57 = ((SORT_56)var_57_arg_0 << 27) | var_57_arg_1; [L269] EXPR var_57 & mask_SORT_56 [L269] var_57 = var_57 & mask_SORT_56 [L270] SORT_1 var_60_arg_0 = var_58; [L271] SORT_56 var_60_arg_1 = var_57; [L272] EXPR ((SORT_59)var_60_arg_0 << 28) | var_60_arg_1 [L272] SORT_59 var_60 = ((SORT_59)var_60_arg_0 << 28) | var_60_arg_1; [L273] EXPR var_60 & mask_SORT_59 [L273] var_60 = var_60 & mask_SORT_59 [L274] SORT_1 var_63_arg_0 = var_61; [L275] SORT_59 var_63_arg_1 = var_60; [L276] EXPR ((SORT_62)var_63_arg_0 << 29) | var_63_arg_1 [L276] SORT_62 var_63 = ((SORT_62)var_63_arg_0 << 29) | var_63_arg_1; [L277] EXPR var_63 & mask_SORT_62 [L277] var_63 = var_63 & mask_SORT_62 [L278] SORT_1 var_65_arg_0 = var_64; [L279] SORT_62 var_65_arg_1 = var_63; [L280] EXPR ((SORT_9)var_65_arg_0 << 30) | var_65_arg_1 [L280] SORT_9 var_65 = ((SORT_9)var_65_arg_0 << 30) | var_65_arg_1; [L281] SORT_9 var_66_arg_0 = var_65; [L282] EXPR var_66_arg_0 & mask_SORT_9 [L282] var_66_arg_0 = var_66_arg_0 & mask_SORT_9 [L283] SORT_20 var_66 = var_66_arg_0; [L284] SORT_20 var_67_arg_0 = var_21; [L285] SORT_20 var_67_arg_1 = var_66; [L286] SORT_1 var_67 = var_67_arg_0 <= var_67_arg_1; [L287] SORT_1 var_68_arg_0 = var_67; [L288] SORT_1 var_68_arg_1 = var_8; [L289] SORT_1 var_68_arg_2 = var_7; [L290] SORT_1 var_68 = var_68_arg_0 ? var_68_arg_1 : var_68_arg_2; [L291] SORT_1 var_69_arg_0 = input_3; [L292] SORT_1 var_69_arg_1 = var_68; [L293] EXPR var_69_arg_0 ^ var_69_arg_1 [L293] SORT_1 var_69 = var_69_arg_0 ^ var_69_arg_1; [L294] SORT_1 var_70_arg_0 = var_69; [L295] SORT_1 var_70 = ~var_70_arg_0; [L296] SORT_1 var_79_arg_0 = var_78; [L297] SORT_1 var_79_arg_1 = var_70; [L298] SORT_1 var_79_arg_2 = var_8; [L299] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L300] SORT_1 var_80_arg_0 = var_79; [L301] SORT_1 var_80 = ~var_80_arg_0; [L302] SORT_1 var_81_arg_0 = var_79; [L303] SORT_1 var_81 = ~var_81_arg_0; [L304] SORT_1 var_82_arg_0 = var_80; [L305] SORT_1 var_82_arg_1 = var_81; [L306] EXPR var_82_arg_0 & var_82_arg_1 [L306] SORT_1 var_82 = var_82_arg_0 & var_82_arg_1; [L307] EXPR var_82 & mask_SORT_1 [L307] var_82 = var_82 & mask_SORT_1 [L308] SORT_1 bad_83_arg_0 = var_82; [L309] CALL __VERIFIER_assert(!(bad_83_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 0.41ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 41.8MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 988.98ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 66.5MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.73ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 48.1MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 171.81ms. Allocated memory is still 117.4MB. Free memory was 48.1MB in the beginning and 41.0MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 6446.59ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 40.6MB in the beginning and 85.3MB in the end (delta: -44.7MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. * CodeCheck took 15469.17ms. Allocated memory was 234.9MB in the beginning and 419.4MB in the end (delta: 184.5MB). Free memory was 85.3MB in the beginning and 314.8MB in the end (delta: -229.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.88ms. Allocated memory is still 419.4MB. Free memory was 314.8MB in the beginning and 314.7MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:55:12,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm --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 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:15,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:15,627 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:55:15,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:15,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:15,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:15,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:15,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:15,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:15,667 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:15,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:15,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:15,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:15,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:15,668 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:55:15,668 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:55:15,668 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:15,668 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:55:15,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:15,669 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:15,669 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:15,669 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:15,669 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:15,669 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:15,669 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:55:15,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:15,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:15,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:15,670 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:15,670 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:15,670 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:55:15,671 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:15,671 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:55:15,671 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_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm 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 -> 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e [2024-11-13 22:55:16,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:16,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:16,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:16,128 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:16,129 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:16,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-13 22:55:18,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:18,775 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:18,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-13 22:55:18,791 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data/24da607d6/b0aeb7e17b0041fd9049f20153d317b3/FLAG3dde92c7b [2024-11-13 22:55:18,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/data/24da607d6/b0aeb7e17b0041fd9049f20153d317b3 [2024-11-13 22:55:18,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:18,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:18,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:18,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:18,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:18,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:18" (1/1) ... [2024-11-13 22:55:18,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33017108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:18, skipping insertion in model container [2024-11-13 22:55:18,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:18" (1/1) ... [2024-11-13 22:55:18,897 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:55:19,158 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_0a926e96-04d4-4588-9960-9b4af5900871/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-13 22:55:19,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:19,425 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:55:19,440 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_0a926e96-04d4-4588-9960-9b4af5900871/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-13 22:55:19,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:19,598 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:55:19,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19 WrapperNode [2024-11-13 22:55:19,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:19,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:19,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:55:19,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:55:19,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,717 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 426 [2024-11-13 22:55:19,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:19,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:55:19,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:55:19,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:55:19,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:55:19,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:55:19,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:55:19,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:55:19,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:19" (1/1) ... [2024-11-13 22:55:19,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:19,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:55:19,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:55:19,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:55:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:55:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:55:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:55:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:55:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:55:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:55:20,242 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:55:20,246 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:55:21,132 INFO L? ?]: Removed 178 outVars from TransFormulas that were not future-live. [2024-11-13 22:55:21,132 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:55:21,196 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:55:21,196 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:55:21,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:21 BoogieIcfgContainer [2024-11-13 22:55:21,197 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:55:21,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:55:21,198 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:55:21,208 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:55:21,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:21" (1/1) ... [2024-11-13 22:55:21,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:55:21,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:21,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 22:55:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 22:55:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:55:21,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:21,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:21,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:21,281 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:21,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:55:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:21,784 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:21,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:55:21,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:22,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:55:22,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:55:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:23,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 22:55:23,003 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 22:55:23,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:55:23,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:23,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:23,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:23,009 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:23,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:55:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:23,751 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:24,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 22:55:24,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:55:25,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:55:28,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:28,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-13 22:55:28,617 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-13 22:55:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:55:28,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:28,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:28,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:28,625 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:28,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:55:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:29,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:30,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 22:55:30,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:31,411 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:55:31,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:55:35,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:35,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 57 transitions. [2024-11-13 22:55:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 22:55:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:55:35,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:35,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:35,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:35,585 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:35,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:55:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:36,831 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:37,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 22:55:37,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:39,505 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 22:55:39,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:55:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 96 transitions. [2024-11-13 22:55:48,443 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-13 22:55:48,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 22:55:48,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:48,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:48,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:48,449 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:48,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:55:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:50,038 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:50,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 22:55:50,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-13 22:55:52,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:55:57,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:57,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 114 transitions. [2024-11-13 22:55:57,980 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2024-11-13 22:55:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 22:55:57,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:57,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:57,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:57,985 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:57,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:55:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:59,454 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:55:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:59,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:55:59,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:02,321 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-13 22:56:02,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:56:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 132 transitions. [2024-11-13 22:56:09,358 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-11-13 22:56:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 22:56:09,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:09,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:09,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:09,364 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:09,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a926e96-04d4-4588-9960-9b4af5900871/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:56:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:11,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:13,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 1209 conjuncts, 199 conjuncts are in the unsatisfiable core [2024-11-13 22:56:13,308 INFO L278 TraceCheckSpWp]: Computing forward predicates...