./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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 04:23:21,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:23:21,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:23:21,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:23:21,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:23:21,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:23:21,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:23:21,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:23:21,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:23:21,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:23:21,157 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:23:21,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:23:21,158 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:23:21,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:23:21,160 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:23:21,160 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:23:21,160 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:23:21,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:23:21,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:23:21,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:23:21,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:21,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:23:21,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:23:21,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:23:21,161 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:23:21,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:23:21,162 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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:23:21,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:23:21,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:23:21,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:23:21,499 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:23:21,500 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:23:21,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-25 04:23:24,369 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/f7556b212/0d051b685dad40f995a1dd9efbeaf3fc/FLAG842979e94 [2024-11-25 04:23:24,622 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:23:24,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-25 04:23:24,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/f7556b212/0d051b685dad40f995a1dd9efbeaf3fc/FLAG842979e94 [2024-11-25 04:23:24,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/f7556b212/0d051b685dad40f995a1dd9efbeaf3fc [2024-11-25 04:23:24,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:23:24,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:23:24,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:24,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:23:24,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:23:24,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:24" (1/1) ... [2024-11-25 04:23:24,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1563c000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:24, skipping insertion in model container [2024-11-25 04:23:24,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:24" (1/1) ... [2024-11-25 04:23:24,971 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:23:25,143 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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-25 04:23:25,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:25,210 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:23:25,223 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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-25 04:23:25,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:25,256 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:23:25,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25 WrapperNode [2024-11-25 04:23:25,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:25,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:25,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:23:25,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:23:25,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,292 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-11-25 04:23:25,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:25,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:23:25,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:23:25,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:23:25,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,307 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:23:25,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:23:25,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:23:25,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:23:25,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:25,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:23:25,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:23:25,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:23:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:23:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:23:25,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:23:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:23:25,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:23:25,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:23:25,440 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:23:25,442 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:23:25,615 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 04:23:25,615 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:23:25,721 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:23:25,721 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:23:25,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:25 BoogieIcfgContainer [2024-11-25 04:23:25,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:23:25,722 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:23:25,722 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:23:25,733 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:23:25,733 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:25" (1/1) ... [2024-11-25 04:23:25,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:23:25,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:25,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-25 04:23:25,800 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-25 04:23:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:23:25,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:25,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:23:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:26,009 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:23:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:26,241 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:23:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:26,322 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:23:26,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:23:26 ImpRootNode [2024-11-25 04:23:26,381 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:23:26,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:23:26,382 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:23:26,382 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:23:26,387 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:25" (3/4) ... [2024-11-25 04:23:26,389 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:23:26,389 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:23:26,390 INFO L158 Benchmark]: Toolchain (without parser) took 1442.30ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 65.5MB in the end (delta: 53.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 04:23:26,391 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:26,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.64ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 107.6MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:23:26,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.58ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:26,392 INFO L158 Benchmark]: Boogie Preprocessor took 22.64ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:26,392 INFO L158 Benchmark]: RCFGBuilder took 405.98ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 88.0MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:23:26,392 INFO L158 Benchmark]: CodeCheck took 658.95ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 65.7MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:23:26,393 INFO L158 Benchmark]: Witness Printer took 7.79ms. Allocated memory is still 142.6MB. Free memory was 65.7MB in the beginning and 65.5MB in the end (delta: 262.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:26,395 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: 0.6s, 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, 0.1s 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 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 60. 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 0.34ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.64ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 107.6MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.58ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.64ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 405.98ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 88.0MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 658.95ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 65.7MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 7.79ms. Allocated memory is still 142.6MB. Free memory was 65.7MB in the beginning and 65.5MB in the end (delta: 262.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:23:26,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 04:23:29,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:23:29,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:23:29,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:23:29,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:23:29,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:23:29,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:23:29,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:23:29,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:23:29,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:23:29,279 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:23:29,280 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:23:29,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:23:29,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:23:29,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:23:29,281 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:29,281 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:23:29,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:23:29,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:29,282 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:23:29,282 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:23:29,282 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:23:29,282 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:23:29,282 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:29,282 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:23:29,283 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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:23:29,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:23:29,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:23:29,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:23:29,626 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:23:29,627 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:23:29,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-25 04:23:32,666 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/01584a80a/4b887957391d4cf895951f79e4046227/FLAG4f57f4b70 [2024-11-25 04:23:32,957 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:23:32,958 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i [2024-11-25 04:23:32,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/01584a80a/4b887957391d4cf895951f79e4046227/FLAG4f57f4b70 [2024-11-25 04:23:32,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/data/01584a80a/4b887957391d4cf895951f79e4046227 [2024-11-25 04:23:32,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:23:33,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:23:33,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:33,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:23:33,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:23:33,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:32" (1/1) ... [2024-11-25 04:23:33,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766af557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33, skipping insertion in model container [2024-11-25 04:23:33,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:32" (1/1) ... [2024-11-25 04:23:33,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:23:33,198 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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-25 04:23:33,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:33,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:23:33,281 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_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-79.i[915,928] [2024-11-25 04:23:33,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:33,319 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:23:33,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33 WrapperNode [2024-11-25 04:23:33,319 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:33,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:33,320 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:23:33,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:23:33,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,369 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2024-11-25 04:23:33,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:33,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:23:33,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:23:33,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:23:33,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,396 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,404 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:23:33,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:23:33,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:23:33,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:23:33,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:33,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:33,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:23:33,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:23:33,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:23:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:23:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:23:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:23:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:23:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:23:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:23:33,554 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:23:33,556 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:23:34,039 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 04:23:34,039 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:23:34,136 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:23:34,136 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:23:34,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:34 BoogieIcfgContainer [2024-11-25 04:23:34,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:23:34,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:23:34,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:23:34,151 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:23:34,152 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:34" (1/1) ... [2024-11-25 04:23:34,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:23:34,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:34,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-25 04:23:34,212 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-25 04:23:34,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:23:34,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:34,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:34,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:23:34,218 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:23:34,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:23:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:34,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:23:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:35,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:23:35,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:24:04,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:24:07,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:07,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2024-11-25 04:24:07,744 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2024-11-25 04:24:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:24:07,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:07,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:24:07,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:24:07,748 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:24:07,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:24:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:08,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:24:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:08,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:24:08,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:34,244 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:24:34,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:24:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:34,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2024-11-25 04:24:34,439 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2024-11-25 04:24:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:24:34,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:34,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:24:34,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:24:34,448 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:24:34,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:24:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:34,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:24:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:24:36,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:24:36,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:25:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:25:07,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:25:10,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:25:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:25:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:25:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:25:11,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:25:11,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:25:11,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:25:11,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:25:11,158 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:25:11,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:25:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:25:11,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:25:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:25:12,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:25:12,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:25:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:25:45,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 04:25:45,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:25:45,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:25:45,550 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:25:45,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:25:45,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:25:45,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:25:45,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:25:45,555 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:25:45,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:25:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:25:45,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:25:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:25:47,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:25:47,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:26:22,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 04:26:22,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:22,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:26:22,924 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:26:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:26:22,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:22,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:22,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:22,931 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:22,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 04:26:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:23,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:24,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:26:24,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:58,039 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:26:58,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 04:26:58,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:26:58,057 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:26:58,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:26:58,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:58,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:58,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:58,061 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:58,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 04:26:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:58,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:59,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:26:59,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:32,723 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:27:32,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 04:27:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:27:32,746 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:27:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:27:32,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:32,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:32,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:32,751 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:32,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 04:27:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:33,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:27:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:34,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:27:34,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:28:08,105 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:28:08,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-25 04:28:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:28:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:28:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:28:08,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:08,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:28:08,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:28:08,132 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:28:08,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 04:28:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:08,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:28:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:09,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:28:09,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:28:45,189 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:28:45,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 04:28:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:28:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:28:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:28:45,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:45,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:28:45,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:28:45,210 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:28:45,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 04:28:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:45,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:28:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:46,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:28:46,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:29:24,359 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:29:24,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 04:29:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:24,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:29:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:29:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:29:24,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:24,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:29:24,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:29:24,384 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:29:24,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 04:29:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:24,809 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:29:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:25,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:29:25,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:30:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:30:03,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 04:30:03,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:03,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2024-11-25 04:30:03,434 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2024-11-25 04:30:03,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:30:03,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:03,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:30:03,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:30:03,439 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:30:03,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 04:30:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:03,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:30:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:04,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:30:04,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:30:39,309 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:30:39,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 04:30:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:39,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:30:39,585 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:30:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:30:39,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:39,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:30:39,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:30:39,588 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:30:39,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 04:30:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:39,962 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:30:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:41,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:30:41,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:31:18,788 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:31:18,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 04:31:18,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:31:18,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:31:18,817 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:31:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:31:18,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:31:18,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:31:18,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:31:18,822 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:31:18,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 04:31:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:19,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:31:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:20,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:31:20,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:31:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:31:51,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-25 04:31:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:31:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:31:52,006 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:31:52,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:31:52,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:31:52,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:31:52,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:31:52,008 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:31:52,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 04:31:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:52,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:31:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:54,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:31:54,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:32:24,576 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:32:24,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 04:32:24,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:24,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:32:24,587 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:32:24,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:32:24,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:24,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:32:24,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:32:24,590 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:32:24,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 04:32:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:24,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:32:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:26,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:32:26,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:32:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:32:59,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 04:32:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:32:59,268 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:32:59,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:32:59,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:59,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:32:59,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:32:59,274 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:32:59,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 04:32:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:59,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:33:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:00,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:33:00,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:33:35,962 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:33:35,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-25 04:33:35,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:35,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:33:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:33:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:33:35,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:35,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:33:35,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:33:35,983 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:33:35,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 04:33:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:36,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:33:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:37,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:33:37,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:34:12,175 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:34:12,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 04:34:12,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:34:12,189 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:34:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:34:12,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:12,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:34:12,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:34:12,192 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:34:12,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 04:34:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:12,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:34:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:13,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:34:13,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:34:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:34:46,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 04:34:46,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:34:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:34:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:34:46,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:46,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:34:46,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:34:46,099 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:34:46,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 04:34:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:46,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:34:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:47,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:34:47,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:35:21,702 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:35:21,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-25 04:35:21,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:35:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:35:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:35:21,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:21,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:35:21,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:35:21,719 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:35:21,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 04:35:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:22,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:35:23,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:23,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:35:23,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:36:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:36:01,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 04:36:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:36:01,269 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:36:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:36:01,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:01,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:36:01,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:36:01,272 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:36:01,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 04:36:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:01,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:36:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:02,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:36:02,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:36:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 04:36:34,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-25 04:36:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:34,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:36:34,872 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:36:34,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:36:34,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:34,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:36:34,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:36:34,875 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:36:34,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 04:36:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:35,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:36:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:36,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:36:36,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:37:13,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 04:37:13,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:13,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:37:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:37:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:37:13,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:13,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:13,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:13,446 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:13,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 04:37:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:13,857 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:14,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:37:14,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:37:48,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:37:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:37:48,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:37:48,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:48,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:48,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:48,039 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:48,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 04:37:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:48,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:49,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:37:49,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:24,847 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 04:38:24,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-25 04:38:24,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:24,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 04:38:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 04:38:24,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:38:24,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:24,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:24,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:24,864 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:24,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8179e3f1-c3f5-44b2-b59c-5230ce0477dd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 04:38:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:25,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:26,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:38:26,717 INFO L279 TraceCheckSpWp]: Computing forward predicates...