./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/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 32bit --witnessprinter.graph.data.programhash 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:49:56,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:49:56,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:49:56,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:49:56,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:49:56,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:49:56,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:49:56,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:49:56,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:49:56,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:49:56,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:49:56,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:49:56,123 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:49:56,123 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:49:56,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:49:56,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:49:56,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:49:56,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:49:56,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:49:56,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:49:56,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:49:56,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:49:56,124 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:49:56,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:49:56,124 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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda [2024-12-05 23:49:56,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:49:56,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:49:56,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:49:56,376 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:49:56,376 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:49:56,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-12-05 23:49:59,088 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/127eae8b5/41e03e8e46b845a5bc3518b851c6564f/FLAG78c25d364 [2024-12-05 23:49:59,267 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:49:59,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-12-05 23:49:59,275 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/127eae8b5/41e03e8e46b845a5bc3518b851c6564f/FLAG78c25d364 [2024-12-05 23:49:59,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/127eae8b5/41e03e8e46b845a5bc3518b851c6564f [2024-12-05 23:49:59,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:49:59,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:49:59,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:49:59,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:49:59,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:49:59,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@430ade90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59, skipping insertion in model container [2024-12-05 23:49:59,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,672 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:49:59,788 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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-12-05 23:49:59,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:49:59,820 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:49:59,828 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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-12-05 23:49:59,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:49:59,848 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:49:59,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59 WrapperNode [2024-12-05 23:49:59,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:49:59,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:49:59,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:49:59,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:49:59,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,876 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-12-05 23:49:59,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:49:59,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:49:59,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:49:59,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:49:59,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,887 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,888 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:49:59,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:49:59,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:49:59,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:49:59,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:59" (1/1) ... [2024-12-05 23:49:59,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:49:59,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:49:59,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:49:59,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:49:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:49:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:49:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:49:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:49:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:49:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:49:59,997 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:49:59,998 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:50:00,144 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-05 23:50:00,144 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:50:00,213 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:50:00,214 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:50:00,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:50:00 BoogieIcfgContainer [2024-12-05 23:50:00,214 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:50:00,215 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:50:00,215 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:50:00,224 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:50:00,225 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:50:00" (1/1) ... [2024-12-05 23:50:00,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:50:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:50:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-05 23:50:00,279 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-05 23:50:00,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:50:00,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:50:00,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:50:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:50:00,410 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:50:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:50:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:50:00,525 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:50:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:50:00,577 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 23:50:00,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:50:00 ImpRootNode [2024-12-05 23:50:00,610 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:50:00,610 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:50:00,610 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:50:00,611 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:50:00,611 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:50:00" (3/4) ... [2024-12-05 23:50:00,614 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 23:50:00,614 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:50:00,615 INFO L158 Benchmark]: Toolchain (without parser) took 964.21ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 64.9MB in the end (delta: 53.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-05 23:50:00,616 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 83.1MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:50:00,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.30ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 106.6MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:50:00,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.07ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:50:00,617 INFO L158 Benchmark]: Boogie Preprocessor took 16.31ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.4MB in the end (delta: 815.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:50:00,617 INFO L158 Benchmark]: RCFGBuilder took 320.22ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 87.1MB in the end (delta: 17.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:50:00,618 INFO L158 Benchmark]: CodeCheck took 395.09ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 65.1MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:50:00,618 INFO L158 Benchmark]: Witness Printer took 4.21ms. Allocated memory is still 142.6MB. Free memory was 65.1MB in the beginning and 64.9MB in the end (delta: 189.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:50:00,621 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 40 NumberOfCodeBlocks, 40 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: 19]: 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 someBinaryArithmeticDOUBLEoperation at line 37, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 3.375; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_3 = 4257803242; [L25] unsigned long int var_1_4 = 16; [L26] unsigned long int var_1_5 = 256; [L27] double var_1_6 = 7.375; [L28] double var_1_7 = 9.9; [L69] isInitial = 1 [L70] FCALL initially() [L72] FCALL updateLastVariables() [L73] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_uchar() [L46] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=27/8, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L47] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=4257803242, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L48] var_1_3 = __VERIFIER_nondet_ulong() [L49] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L50] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=16, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L51] var_1_4 = __VERIFIER_nondet_ulong() [L52] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L53] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=256, var_1_6=59/8, var_1_7=99/10] [L54] var_1_5 = __VERIFIER_nondet_ulong() [L55] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L56] CALL assume_abort_if_not(var_1_5 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_5 <= 4294967295) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_6=59/8, var_1_7=99/10] [L57] var_1_6 = __VERIFIER_nondet_double() [L58] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_7=99/10] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_7=99/10] [L59] var_1_7 = __VERIFIER_nondet_double() [L60] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=27/8, var_1_2=-255, var_1_3=2147483647, var_1_4=0] [L73] RET updateVariables() [L74] CALL step() [L32] unsigned long int stepLocal_1 = var_1_5; [L33] unsigned long int stepLocal_0 = ((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5)); [L34] COND TRUE stepLocal_0 <= 50u [L35] COND TRUE \read(var_1_2) [L36] COND TRUE var_1_3 > stepLocal_1 [L37] var_1_1 = (var_1_6 + var_1_7) [L74] RET step() [L75] CALL, EXPR property() [L65-L66] return ((((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) <= 50u) ? (var_1_2 ? ((var_1_3 > var_1_5) ? (var_1_1 == ((double) (var_1_6 + var_1_7))) : 1) : 1) : (var_1_1 == ((double) var_1_7)) ; [L75] RET, EXPR property() [L75] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=101515847008256, var_1_7=0] [L19] reach_error() VAL [isInitial=1, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=0, var_1_5=101515847008256, var_1_7=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 83.1MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 196.30ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 106.6MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.07ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.31ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.4MB in the end (delta: 815.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 320.22ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 87.1MB in the end (delta: 17.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 395.09ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 65.1MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.21ms. Allocated memory is still 142.6MB. Free memory was 65.1MB in the beginning and 64.9MB in the end (delta: 189.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 23:50:00,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/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 32bit --witnessprinter.graph.data.programhash 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:50:02,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:50:02,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:50:02,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:50:02,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:50:02,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:50:02,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:50:02,654 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:50:02,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:50:02,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:50:02,654 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:50:02,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:50:02,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:50:02,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:50:02,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:50:02,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:50:02,655 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:50:02,656 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:50:02,656 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:50:02,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:50:02,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:50:02,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:50:02,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:50:02,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:50:02,656 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:50:02,656 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:50:02,657 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:50:02,657 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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46aaa33ce2cd486d11a2ef4403e2437c8281351e94dc09a4bc73fdbba77b7fda [2024-12-05 23:50:02,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:50:02,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:50:02,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:50:02,887 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:50:02,887 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:50:02,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-12-05 23:50:05,586 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/810a61b08/530b738a433947dfa907d87aee7c520b/FLAG9f39af69c [2024-12-05 23:50:05,765 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:50:05,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-12-05 23:50:05,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/810a61b08/530b738a433947dfa907d87aee7c520b/FLAG9f39af69c [2024-12-05 23:50:06,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/data/810a61b08/530b738a433947dfa907d87aee7c520b [2024-12-05 23:50:06,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:50:06,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:50:06,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:50:06,140 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:50:06,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:50:06,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e3e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06, skipping insertion in model container [2024-12-05 23:50:06,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:50:06,277 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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-12-05 23:50:06,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:50:06,309 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:50:06,316 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_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-12-05 23:50:06,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:50:06,340 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:50:06,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06 WrapperNode [2024-12-05 23:50:06,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:50:06,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:50:06,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:50:06,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:50:06,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,377 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-12-05 23:50:06,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:50:06,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:50:06,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:50:06,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:50:06,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,395 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:50:06,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:50:06,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:50:06,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:50:06,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:50:06,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:50:06,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:50:06,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:50:06,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:50:06,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:50:06,461 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:50:06,461 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:50:06,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:50:06,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:50:06,515 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:50:06,516 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:50:06,895 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-05 23:50:06,895 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:50:06,955 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:50:06,955 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:50:06,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:50:06 BoogieIcfgContainer [2024-12-05 23:50:06,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:50:06,956 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:50:06,956 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:50:06,963 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:50:06,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:50:06" (1/1) ... [2024-12-05 23:50:06,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:50:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:50:07,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-05 23:50:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-05 23:50:07,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:50:07,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:50:07,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:50:07,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:50:07,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:50:07,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:50:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:50:07,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:50:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:50:08,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:50:08,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:50:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:50:31,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:50:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:50:34,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2024-12-05 23:50:34,388 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2024-12-05 23:50:34,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:50:34,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:50:34,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:50:34,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:50:34,392 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:50:34,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:50:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:50:34,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:50:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:50:35,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:50:35,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:50:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:50:56,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:50:57,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:50:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2024-12-05 23:50:57,248 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2024-12-05 23:50:57,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:50:57,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:50:57,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:50:57,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:50:57,251 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:50:57,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:50:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:50:57,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:50:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:50:58,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:50:58,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:51:24,551 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:51:24,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:51:27,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:51:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:51:28,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:51:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:51:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:51:28,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:51:28,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:51:28,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:51:28,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:51:28,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:51:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:51:28,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:51:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:51:29,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:51:29,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:51:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:51:56,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:51:56,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:51:56,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:51:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:51:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:51:56,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:51:56,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:51:56,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:51:56,926 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:51:56,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:51:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:51:57,256 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:51:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:51:58,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:51:58,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:52:24,262 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:52:24,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:52:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:52:24,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:52:24,274 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:52:24,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:52:24,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:52:24,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:52:24,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:52:24,277 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:52:24,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:52:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:52:24,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:52:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:52:25,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:52:25,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:52:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:52:49,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 23:52:49,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:52:49,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:52:49,602 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:52:49,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:52:49,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:52:49,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:52:49,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:52:49,605 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:52:49,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 23:52:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:52:49,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:52:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:52:50,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:52:50,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:53:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:53:14,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 23:53:14,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:53:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:53:14,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:53:14,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:14,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:53:14,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:53:14,311 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:53:14,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 23:53:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:14,654 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:53:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:15,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:53:15,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:53:41,132 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:53:41,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 23:53:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:53:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:53:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:53:41,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:41,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:53:41,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:53:41,148 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:53:41,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 23:53:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:41,484 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:53:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:42,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:53:42,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:54:10,144 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:54:10,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 23:54:10,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:54:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:54:10,160 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:54:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:54:10,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:54:10,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:54:10,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:54:10,163 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:54:10,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 23:54:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:54:10,498 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:54:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:54:11,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:54:11,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:54:38,426 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:54:38,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 23:54:38,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:54:38,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:54:38,440 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:54:38,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:54:38,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:54:38,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:54:38,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:54:38,443 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:54:38,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 23:54:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:54:38,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:54:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:54:39,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:54:39,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:55:04,472 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:55:04,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 23:55:04,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:55:04,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:55:04,487 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:55:04,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:55:04,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:55:04,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:55:04,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:55:04,489 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:55:04,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 23:55:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:55:04,820 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:55:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:55:05,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:55:05,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:55:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:55:30,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-12-05 23:55:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:55:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:55:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:55:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:55:30,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:55:30,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:55:30,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:55:30,411 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:55:30,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 23:55:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:55:30,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:55:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:55:31,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:55:31,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:55:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:55:57,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 23:55:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:55:57,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:55:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:55:57,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:55:57,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:55:57,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:55:57,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:55:57,194 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:55:57,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 23:55:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:55:57,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:55:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:55:58,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:55:58,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:56:23,966 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:56:23,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 23:56:23,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:56:23,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:56:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:56:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:56:23,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:56:23,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:56:23,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:56:23,980 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:56:23,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 23:56:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:56:24,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:56:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:56:25,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:56:25,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:56:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:56:51,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 23:56:51,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:56:51,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:56:51,942 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:56:51,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:56:51,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:56:51,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:56:51,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:56:51,945 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:56:51,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 23:56:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:56:52,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:56:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:56:53,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:56:53,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:57:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:57:23,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 23:57:23,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:57:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:57:23,177 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:57:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:57:23,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:57:23,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:23,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:57:23,180 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:57:23,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 23:57:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:23,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:57:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:24,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:57:24,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:57:50,529 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:57:50,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 23:57:50,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:57:50,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:57:50,543 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:57:50,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:57:50,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:57:50,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:50,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:57:50,546 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:57:50,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 23:57:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:50,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:57:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:51,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:57:51,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:58:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:58:15,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 23:58:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:58:15,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:58:15,550 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:58:15,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:58:15,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:58:15,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:58:15,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:58:15,552 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:58:15,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 23:58:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:58:15,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:58:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:58:16,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:58:16,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:58:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:58:43,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 23:58:43,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:58:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:58:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:58:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:58:43,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:58:43,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:58:43,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:58:43,382 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:58:43,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 23:58:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:58:43,720 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:58:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:58:44,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:58:44,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:59:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:59:15,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 23:59:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:59:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:59:15,557 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:59:15,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:59:15,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:59:15,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:59:15,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:59:15,559 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:59:15,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 23:59:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:59:15,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:59:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:59:16,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:59:16,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:59:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 23:59:44,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 23:59:44,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:59:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-05 23:59:44,893 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-05 23:59:44,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:59:44,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:59:44,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:59:44,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:59:44,895 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:59:44,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 23:59:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:59:45,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:59:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:59:46,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:59:46,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:00:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 00:00:11,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 00:00:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:00:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:00:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:00:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:00:11,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:00:11,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:00:11,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:00:11,219 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:00:11,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 00:00:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:00:11,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:00:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:00:12,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:00:12,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:00:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-06 00:00:36,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-12-06 00:00:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:00:36,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:00:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:00:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:00:36,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:00:36,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:00:36,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:00:36,090 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:00:36,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 00:00:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:00:36,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:00:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:00:37,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:00:37,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:01:00,800 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 00:01:00,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 00:01:00,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:01:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:01:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:01:00,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:00,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:01:00,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:01:00,814 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:01:00,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 00:01:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:01,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:01:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:01,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:01:01,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:01:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-06 00:01:27,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 00:01:27,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:27,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:01:27,758 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:01:27,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:01:27,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:27,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:01:27,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:01:27,760 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:01:27,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 00:01:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:28,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:01:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:29,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:01:29,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:01:49,096 WARN L286 SmtUtils]: Spent 5.38s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 00:02:07,111 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 00:02:07,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 00:02:07,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:07,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:02:07,124 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:02:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:02:07,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:07,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:02:07,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:02:07,127 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:02:07,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 00:02:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:07,523 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:02:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:08,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:02:08,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:02:37,600 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-06 00:02:37,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 00:02:37,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:37,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:02:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:02:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:02:37,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:37,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:02:37,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:02:37,620 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:02:37,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 00:02:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:37,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:02:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:39,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:02:39,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:03:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 00:03:13,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 00:03:13,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:13,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:03:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:03:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:03:13,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:13,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:03:13,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:03:13,196 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:03:13,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 00:03:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:13,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:03:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:14,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:03:14,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:03:41,441 WARN L286 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 00:03:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 00:03:51,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 00:03:51,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:51,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:03:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:03:51,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:03:51,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:51,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:03:51,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:03:51,446 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:03:51,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 00:03:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:51,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:03:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:52,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:03:52,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:04:29,835 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 00:04:29,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 00:04:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:04:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:04:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:04:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:04:29,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:04:29,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:04:29,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:04:29,846 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:04:29,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 00:04:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:04:30,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:04:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:04:31,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:04:31,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:04:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-06 00:04:59,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 00:04:59,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:04:59,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-12-06 00:04:59,862 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-12-06 00:04:59,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:04:59,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:04:59,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:04:59,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:04:59,864 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:04:59,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53bb7811-137a-46fa-a44b-f7e7f13e9aa5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 00:05:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:00,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:01,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:05:01,178 INFO L279 TraceCheckSpWp]: Computing forward predicates...