./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:43,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:43,129 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:18:43,135 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:18:43,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:18:43,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:43,158 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:43,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:43,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:43,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:43,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:43,159 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:43,159 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:18:43,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:43,160 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:43,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:43,161 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:43,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:43,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:43,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:43,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:43,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:43,161 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:18:43,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:18:43,162 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_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 [2024-11-13 23:18:43,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:43,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:43,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:43,521 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:43,522 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:43,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i Unable to find full path for "g++" [2024-11-13 23:18:45,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:45,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:45,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i [2024-11-13 23:18:45,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data/7a66405d8/d254066d04874e7fac2a51206241cf40/FLAG14d5fd792 [2024-11-13 23:18:45,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data/7a66405d8/d254066d04874e7fac2a51206241cf40 [2024-11-13 23:18:45,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:45,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:45,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:45,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:45,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:45,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:45" (1/1) ... [2024-11-13 23:18:45,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19041443 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:45, skipping insertion in model container [2024-11-13 23:18:45,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:45" (1/1) ... [2024-11-13 23:18:45,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:45,962 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_8c43c99e-68b1-47a8-81dd-447e519308a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-11-13 23:18:46,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:46,033 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:46,046 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_8c43c99e-68b1-47a8-81dd-447e519308a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-11-13 23:18:46,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:46,092 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:46,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46 WrapperNode [2024-11-13 23:18:46,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:46,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:46,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:46,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:46,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,143 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 87 [2024-11-13 23:18:46,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:46,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:46,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:46,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:46,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,171 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:46,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:46,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:46,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:46,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:46,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:46,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:46,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:18:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:18:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:18:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:46,319 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:46,321 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:46,541 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:46,541 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:46,651 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:46,651 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:18:46,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:46 BoogieIcfgContainer [2024-11-13 23:18:46,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:46,652 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:46,652 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:46,666 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:46,667 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:46" (1/1) ... [2024-11-13 23:18:46,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:46,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 23:18:46,742 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 23:18:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:18:46,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:46,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:46,958 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:47,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:47,305 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:18:47,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:18:47 ImpRootNode [2024-11-13 23:18:47,357 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:18:47,358 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:18:47,358 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:18:47,359 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:18:47,359 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:46" (3/4) ... [2024-11-13 23:18:47,362 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:18:47,363 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:18:47,364 INFO L158 Benchmark]: Toolchain (without parser) took 1612.59ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 90.6MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-13 23:18:47,366 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:47,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.64ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 82.8MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:47,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.52ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:47,370 INFO L158 Benchmark]: Boogie Preprocessor took 39.26ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.3MB in the end (delta: 899.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:47,370 INFO L158 Benchmark]: RCFGBuilder took 464.57ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 59.6MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:18:47,371 INFO L158 Benchmark]: CodeCheck took 705.33ms. Allocated memory is still 117.4MB. Free memory was 59.6MB in the beginning and 90.6MB in the end (delta: -31.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:47,371 INFO L158 Benchmark]: Witness Printer took 5.16ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 90.6MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:47,373 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, 23 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, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -128; [L23] unsigned short int var_1_3 = 16; [L24] unsigned long int var_1_7 = 1000; [L25] signed char var_1_8 = -4; [L26] signed short int var_1_9 = 2; [L27] unsigned char var_1_10 = 1; [L28] unsigned char var_1_11 = 0; [L29] double var_1_12 = 0.95; [L30] double var_1_13 = 9.8; [L31] signed short int last_1_var_1_9 = 2; [L32] unsigned char last_1_var_1_10 = 1; [L87] isInitial = 1 [L88] FCALL initially() [L89] COND TRUE 1 [L90] CALL updateLastVariables() [L79] last_1_var_1_9 = var_1_9 [L80] last_1_var_1_10 = var_1_10 [L90] RET updateLastVariables() [L91] CALL updateVariables() [L63] var_1_3 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L65] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L66] var_1_7 = __VERIFIER_nondet_ulong() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L68] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L69] var_1_8 = __VERIFIER_nondet_char() [L70] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L71] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L72] var_1_11 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L74] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L75] var_1_13 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L91] RET updateVariables() [L92] CALL step() [L36] signed long int stepLocal_2 = last_1_var_1_9; [L37] unsigned char stepLocal_1 = (- var_1_7) <= last_1_var_1_9; [L38] unsigned char stepLocal_0 = last_1_var_1_10; [L39] COND TRUE stepLocal_0 || ((~ last_1_var_1_9) >= last_1_var_1_9) [L40] COND FALSE !(last_1_var_1_9 < stepLocal_2) [L49] var_1_1 = var_1_8 [L54] var_1_10 = var_1_11 [L55] var_1_12 = var_1_13 [L56] COND FALSE !(\read(var_1_10)) [L92] RET step() [L93] CALL, EXPR property() [L83-L84] return ((((last_1_var_1_10 || ((~ last_1_var_1_9) >= last_1_var_1_9)) ? ((last_1_var_1_9 < last_1_var_1_9) ? ((! last_1_var_1_10) ? (((last_1_var_1_9 > last_1_var_1_9) && ((- var_1_7) <= last_1_var_1_9)) ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_8))) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && (var_1_10 ? ((((4131182089u - var_1_3) - 200u) < var_1_1) ? (var_1_9 == ((signed short int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) var_1_13)) ; [L93] RET, EXPR property() [L93] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=0, var_1_8=0, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.64ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 82.8MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.52ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.26ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.3MB in the end (delta: 899.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 464.57ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 59.6MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 705.33ms. Allocated memory is still 117.4MB. Free memory was 59.6MB in the beginning and 90.6MB in the end (delta: -31.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.16ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 90.6MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:18:47,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/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_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:50,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:50,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:18:50,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:50,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:50,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:50,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:50,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:50,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:50,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:50,348 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:18:50,348 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:18:50,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:18:50,350 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:18:50,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:50,351 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:50,351 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:50,351 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:50,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:50,351 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:50,351 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:18:50,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:50,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:50,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:50,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:50,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:50,352 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:18:50,353 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:50,353 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:18:50,353 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_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ca4ba71ef8f01ac6963c6fc45a8e45259ba03efeeb723e37ea785d69c88b0e8 [2024-11-13 23:18:50,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:50,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:50,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:50,670 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:50,670 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:50,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i Unable to find full path for "g++" [2024-11-13 23:18:52,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:52,864 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:52,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i [2024-11-13 23:18:52,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data/db19e884f/a0f6e4919d9d4077a433c5dddc4dfe2c/FLAGe4396c1f5 [2024-11-13 23:18:52,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/data/db19e884f/a0f6e4919d9d4077a433c5dddc4dfe2c [2024-11-13 23:18:52,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:52,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:52,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:52,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:52,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:52,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:52" (1/1) ... [2024-11-13 23:18:52,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2095a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:52, skipping insertion in model container [2024-11-13 23:18:52,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:52" (1/1) ... [2024-11-13 23:18:52,941 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:53,113 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_8c43c99e-68b1-47a8-81dd-447e519308a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-11-13 23:18:53,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:53,193 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:53,207 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_8c43c99e-68b1-47a8-81dd-447e519308a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-15.i[915,928] [2024-11-13 23:18:53,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:53,261 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:53,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53 WrapperNode [2024-11-13 23:18:53,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:53,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:53,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:53,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:53,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,313 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 86 [2024-11-13 23:18:53,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:53,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:53,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:53,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:53,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:53,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:53,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:53,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:53,371 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:53,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:53,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:53,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:18:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:18:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:18:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:53,514 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:53,516 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:53,749 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:53,750 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:53,948 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:53,951 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:18:53,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:53 BoogieIcfgContainer [2024-11-13 23:18:53,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:53,953 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:53,953 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:53,984 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:53,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:53" (1/1) ... [2024-11-13 23:18:53,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 23:18:54,048 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 23:18:54,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:18:54,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:54,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:54,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:54,057 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:54,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:18:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:54,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:54,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:18:54,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:00,061 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:00,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:19:01,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:01,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-11-13 23:19:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-11-13 23:19:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:01,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:01,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:01,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:01,780 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:01,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:19:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:02,187 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:02,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:19:02,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:05,170 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:05,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:19:05,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:05,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-11-13 23:19:05,368 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-11-13 23:19:05,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:05,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:05,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:05,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:05,372 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:05,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:19:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:05,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:05,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:05,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:12,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:19:15,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:15,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:15,453 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:15,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:15,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:15,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:15,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:15,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:15,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:19:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:15,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:15,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:15,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:20,810 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:20,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:19:20,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:20,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:20,829 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:20,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:20,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:20,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:20,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:20,837 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:20,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:19:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:21,194 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:21,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:21,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:26,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:19:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:26,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:26,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:26,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:26,215 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:26,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:19:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:26,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:26,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:26,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:31,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:19:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:31,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:31,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:31,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:31,591 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:31,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:19:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:31,918 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:31,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:19:31,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:33,503 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:33,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:19:33,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:33,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:33,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:33,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:33,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:33,522 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:33,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:19:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:33,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:33,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:33,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:38,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 23:19:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:38,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:38,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:38,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:38,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:38,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:38,738 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:38,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:19:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:39,044 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:39,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:19:39,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:40,740 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:40,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 23:19:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:40,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:40,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:40,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:40,766 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:40,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:19:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:41,078 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:41,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:41,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:46,016 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:46,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 23:19:46,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:46,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:46,033 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:46,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:46,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:46,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:46,036 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:46,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 23:19:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:46,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:46,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:46,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:51,326 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:51,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 23:19:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:51,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:51,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:51,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:51,341 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:51,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 23:19:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:51,651 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:51,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:19:51,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:53,168 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:53,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-13 23:19:53,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:53,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:53,186 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:53,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:53,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:53,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:53,191 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:53,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 23:19:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:53,525 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:53,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:53,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:19:58,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 23:19:58,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:58,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:19:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:19:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:19:58,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:58,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:58,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:58,262 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:58,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 23:19:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:58,576 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:58,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:19:58,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:03,426 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:03,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 23:20:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:03,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:03,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:03,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:03,449 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:03,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 23:20:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:03,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:03,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:03,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:05,295 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:05,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 23:20:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:05,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:05,309 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:05,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:05,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:05,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:05,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:05,314 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:05,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 23:20:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:05,620 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:05,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:05,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:10,385 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:10,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 23:20:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:10,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:10,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:10,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:10,405 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:10,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 23:20:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:10,744 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:10,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:10,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:12,332 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:12,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 23:20:12,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:12,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:12,345 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:12,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:12,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:12,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:12,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:12,353 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:12,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 23:20:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:12,702 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:12,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:12,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:17,333 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:17,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 23:20:17,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:17,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:17,345 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:17,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:17,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:17,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:17,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:17,347 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:17,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 23:20:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:17,695 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:17,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:17,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:23,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 23:20:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:23,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:23,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:23,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:23,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:23,084 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:23,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 23:20:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:23,440 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:23,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:23,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:28,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 23:20:28,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:28,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:28,738 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:28,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:28,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:28,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:28,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:28,744 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:28,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 23:20:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:29,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:29,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:29,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:34,423 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:34,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 23:20:34,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:34,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:34,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:34,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:34,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:34,443 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:34,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 23:20:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:34,746 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:34,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:34,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:36,361 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:36,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 23:20:36,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:36,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:36,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:36,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:36,378 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:36,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 23:20:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:36,753 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:36,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:36,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:41,863 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:41,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 23:20:41,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:41,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:41,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:41,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:41,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:41,878 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:41,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 23:20:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:42,207 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:42,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:42,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:47,159 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:47,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 23:20:47,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:47,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:47,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:47,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:47,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:47,173 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:47,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 23:20:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:47,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:47,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:47,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:49,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-13 23:20:49,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:49,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:49,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:49,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:49,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:49,025 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:49,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 23:20:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:49,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:49,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:49,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:50,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 23:20:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:50,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:50,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:50,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:50,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:50,953 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:50,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 23:20:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:51,259 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:51,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:51,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:52,871 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:52,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 23:20:52,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:52,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:52,888 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:52,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:52,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:52,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:52,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:52,892 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:52,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 23:20:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:53,211 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:53,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:20:53,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:20:58,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 23:20:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:58,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:20:58,145 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:20:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:20:58,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:58,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:58,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:58,154 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:58,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 23:20:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:58,466 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:58,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:58,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:00,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 23:21:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:00,095 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:00,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:00,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:00,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:00,098 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:00,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 23:21:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:00,432 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:00,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:21:00,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:05,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-13 23:21:05,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:05,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:05,526 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:05,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:05,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:05,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:05,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:05,531 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:05,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 23:21:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:05,849 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:05,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:21:05,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:11,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 23:21:11,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:11,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:11,157 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:11,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:11,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:11,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:11,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:11,162 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:11,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 23:21:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:11,533 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:11,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:21:11,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:13,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-13 23:21:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:13,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:13,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:13,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:13,061 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:13,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 23:21:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:13,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:13,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:21:13,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:18,541 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:18,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 23:21:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:18,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:18,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:18,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:18,559 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:18,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 23:21:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:18,964 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:18,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:21:18,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:24,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 23:21:24,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:24,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:24,201 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:24,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:24,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:24,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:24,204 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:24,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 23:21:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:24,525 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:24,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:21:24,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:26,197 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:26,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-13 23:21:26,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:26,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:26,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:26,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:26,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:26,213 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:26,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 23:21:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:26,540 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:26,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:21:26,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:31,724 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:31,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 23:21:31,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:31,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:31,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:31,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:31,735 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:31,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 23:21:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:32,078 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:32,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:21:32,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:38,102 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:38,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 23:21:38,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:38,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-11-13 23:21:38,112 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-13 23:21:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:38,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:38,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:38,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:38,114 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:38,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 23:21:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:38,439 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:38,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 23:21:38,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:45,350 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:45,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 23:21:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 111 transitions. [2024-11-13 23:21:48,852 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2024-11-13 23:21:48,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:48,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:48,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:48,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:48,856 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:48,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 23:21:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:49,274 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:49,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:21:49,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:51,403 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:21:51,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 23:21:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:21:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:21:53,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:53,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:53,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:21:53,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:21:53,084 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:21:53,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 23:21:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:53,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:21:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:53,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:21:53,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:00,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 23:22:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:00,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:00,446 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:00,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:00,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:00,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:00,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:00,448 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:00,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 23:22:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:00,745 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:00,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:00,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:06,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 23:22:06,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:06,406 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:06,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:06,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:06,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:06,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:06,410 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:06,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 23:22:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:06,753 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:06,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:22:06,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:08,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 23:22:08,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:08,670 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:08,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:08,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:08,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:08,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:08,672 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:08,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 23:22:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:08,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:09,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:09,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:14,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-13 23:22:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:14,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:14,325 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:14,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:14,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:14,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:14,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:14,328 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:14,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 23:22:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:14,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:14,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:14,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:20,781 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:20,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 23:22:20,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:20,793 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:20,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:20,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:20,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:20,796 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:20,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 23:22:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:21,169 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:21,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:22:21,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:22,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 23:22:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:22,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:22,777 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:22,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:22,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:22,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:22,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:22,780 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:22,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 23:22:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:23,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:23,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:22:23,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:24,826 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:24,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 23:22:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:24,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:24,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:24,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:24,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:24,882 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:24,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 23:22:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:25,265 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:25,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:25,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:30,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 23:22:30,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:30,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:30,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:30,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:30,971 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:30,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 23:22:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:31,361 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:31,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:31,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:37,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 23:22:37,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:37,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:37,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:37,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:37,058 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:37,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 23:22:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:37,429 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:37,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:22:37,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:39,036 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:39,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-13 23:22:39,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:39,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:39,171 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:39,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:39,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:39,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:39,173 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:39,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 23:22:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:39,626 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:39,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:22:39,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:41,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 23:22:41,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:41,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:41,573 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:41,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:41,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:41,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:41,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:41,575 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:41,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 23:22:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:41,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:41,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:22:41,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:43,397 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:43,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 23:22:43,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:43,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:43,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:43,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:43,546 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:43,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 23:22:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:43,855 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:43,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:22:43,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:45,589 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:45,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 23:22:45,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:45,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:45,657 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:45,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:45,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:45,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:45,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:45,658 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:45,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 23:22:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:46,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:46,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:46,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:51,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 23:22:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:51,247 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:51,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:51,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:51,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:51,250 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:51,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 23:22:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:51,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:51,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:51,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:56,638 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:22:56,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 23:22:56,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:56,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:22:56,650 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:22:56,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:22:56,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:56,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:56,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:56,651 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:56,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 23:22:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:57,042 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:57,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:57,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:02,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 23:23:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:02,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:02,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:02,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:02,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:02,017 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:02,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 23:23:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:02,323 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:02,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:02,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:07,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 23:23:07,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:07,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:07,084 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:07,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:07,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:07,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:07,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:07,086 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:07,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 23:23:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:07,397 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:07,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:07,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:12,394 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:12,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:12,403 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:12,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:12,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:12,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:12,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:12,405 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:12,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 23:23:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:12,692 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:12,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:23:12,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:14,324 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:14,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 23:23:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:14,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:14,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:14,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:14,410 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:14,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 23:23:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:14,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:14,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:23:14,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:16,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-13 23:23:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:16,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:16,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:16,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:16,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:16,393 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:16,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 23:23:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:16,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:16,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:23:16,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:18,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-13 23:23:18,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:18,624 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:18,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:18,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:18,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:18,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:18,626 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:18,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 23:23:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:18,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:18,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:18,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:23,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-11-13 23:23:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:24,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:24,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:24,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:24,010 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:24,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 23:23:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:24,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:24,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:24,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:29,340 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:29,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:29,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:29,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:29,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:29,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:29,361 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:29,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 23:23:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:29,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:29,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:29,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:23:29,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:31,337 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:31,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:31,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:31,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:31,452 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:31,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:31,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:31,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:31,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:31,458 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:31,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 23:23:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:31,751 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:31,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:31,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:36,472 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:36,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:36,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:36,488 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:36,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:36,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:36,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:36,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:36,493 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:36,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 23:23:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:36,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:36,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:23:36,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:38,479 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:38,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-11-13 23:23:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:38,592 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:38,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:38,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:38,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:38,595 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:38,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 23:23:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:38,902 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:38,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:38,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:43,971 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:43,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 23:23:43,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:43,984 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:43,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:43,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:43,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:43,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:43,986 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:43,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 23:23:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:44,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:44,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:44,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:49,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:49,694 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:49,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:49,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:49,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:49,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:49,696 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:49,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 23:23:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:50,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:55,311 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:55,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-13 23:23:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:55,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:55,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:55,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:55,326 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:55,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 23:23:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:55,711 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:55,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:23:55,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:57,230 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:23:57,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:57,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:23:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:23:57,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:23:57,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:57,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:57,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:57,347 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:57,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 23:23:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:57,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:57,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:57,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:02,376 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:02,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-13 23:24:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:02,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:02,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:02,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:02,389 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:02,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 23:24:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:02,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:02,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:02,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:07,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:07,358 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:07,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:07,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:07,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:07,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:07,361 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:07,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 23:24:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:07,659 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:07,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:24:07,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:09,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:09,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:09,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:09,251 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:09,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:09,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:09,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:09,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:09,252 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:09,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 23:24:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:09,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:09,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:09,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:14,148 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:14,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:14,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:14,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:14,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:14,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:14,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:14,162 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:14,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 23:24:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:14,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:14,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:14,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:18,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-13 23:24:18,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:18,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:18,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:18,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:18,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:18,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:18,929 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:18,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 23:24:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:19,218 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:19,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:19,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:23,692 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:23,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:23,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:23,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:23,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:23,704 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:23,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 23:24:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:24,078 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:24,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:24:24,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:25,648 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:25,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:25,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:25,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:25,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:25,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:25,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:25,707 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:25,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 23:24:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:26,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:26,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:26,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:30,703 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:30,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:30,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:30,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:30,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:30,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:30,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:30,715 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:30,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 23:24:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:31,011 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:31,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:31,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:35,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:35,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:35,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:35,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:35,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:35,543 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:35,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 23:24:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:35,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:35,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:24:35,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:37,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-11-13 23:24:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:37,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:37,512 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:37,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:37,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:37,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:37,516 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:37,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 23:24:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:37,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:37,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:24:37,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:39,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:39,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:39,414 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:39,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:39,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:39,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:39,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:39,416 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:39,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 23:24:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:39,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:39,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:39,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:44,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:44,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:44,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:44,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:44,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:44,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:44,287 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:44,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 23:24:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:44,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:44,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:44,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:49,014 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:49,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-11-13 23:24:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:49,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:49,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:49,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:49,033 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:49,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 23:24:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:49,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:49,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:24:49,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:51,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-11-13 23:24:51,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:51,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:51,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:51,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:51,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:51,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:51,054 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:51,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 23:24:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:51,353 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:51,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:24:51,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:52,818 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:52,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-11-13 23:24:52,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:52,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:52,927 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:52,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:52,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:52,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:52,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:52,929 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:52,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 23:24:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:53,223 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:53,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:53,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:24:57,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-13 23:24:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:57,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:24:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:24:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:24:57,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:57,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:57,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:57,712 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:57,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 23:24:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:58,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:58,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:58,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:02,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-11-13 23:25:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:02,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:02,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:02,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:02,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:02,741 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:02,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 23:25:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:03,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:03,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:03,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:04,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:04,661 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:04,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:04,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:04,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:04,663 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:04,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 23:25:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:04,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:04,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:04,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:09,383 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:09,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-13 23:25:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:09,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:09,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:09,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:09,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:09,396 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:09,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 23:25:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:09,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:09,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:09,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:11,311 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:11,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-13 23:25:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:11,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:11,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:11,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:11,426 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:11,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 23:25:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:11,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:11,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:11,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:16,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:16,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:16,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:16,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:16,226 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:16,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 23:25:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:16,524 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:16,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:16,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:20,939 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:20,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-11-13 23:25:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:20,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:20,951 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:20,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:20,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:20,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:20,953 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:20,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 23:25:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:21,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:21,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:21,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:22,830 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:22,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-11-13 23:25:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:22,945 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:22,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:22,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:22,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:22,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:22,947 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:22,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 23:25:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:23,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:23,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:23,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:24,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-11-13 23:25:24,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:24,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:24,837 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:24,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:24,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:24,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:24,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:24,840 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:24,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 23:25:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:25,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:25,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:25,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:29,599 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:29,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-13 23:25:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:29,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:29,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:29,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:29,612 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:29,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 23:25:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:29,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:29,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:29,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:31,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-13 23:25:31,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:31,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:31,521 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:31,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:31,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:31,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:31,527 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:31,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 23:25:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:31,826 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:31,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:31,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:36,437 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:36,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-13 23:25:36,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:36,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:36,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:36,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:36,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:36,448 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:36,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 23:25:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:36,750 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:36,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:36,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:38,217 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:38,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-11-13 23:25:38,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:38,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:38,329 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:38,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:38,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:38,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:38,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:38,331 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:38,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 23:25:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:38,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:38,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:38,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:40,103 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:40,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-11-13 23:25:40,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:40,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:40,243 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:40,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:40,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:40,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:40,245 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:40,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 23:25:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:40,541 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:40,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:40,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:42,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-11-13 23:25:42,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:42,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:42,237 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:42,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:42,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:42,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:42,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:42,241 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:42,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 23:25:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:42,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:42,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:42,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:44,137 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:44,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:44,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:44,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:44,252 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:44,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:44,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:44,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:44,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:44,255 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:44,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 23:25:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:44,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:44,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:44,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:48,997 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:49,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:49,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:49,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:49,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:49,011 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:49,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 23:25:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:49,339 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:49,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:49,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:54,000 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:54,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:54,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:54,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:54,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:54,013 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:54,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 23:25:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:54,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:54,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:25:54,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:25:55,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:56,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:25:56,067 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:25:56,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:25:56,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:56,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:56,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:56,069 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:56,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-13 23:25:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:56,370 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:56,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:56,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:00,901 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:00,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-13 23:26:00,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:00,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:00,910 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:00,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:00,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:00,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:00,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:00,916 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:00,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-13 23:26:01,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:01,223 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:01,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:01,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:02,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-11-13 23:26:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:02,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:02,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:02,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:02,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:02,808 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:02,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-13 23:26:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:03,095 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:03,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:03,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:07,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-11-13 23:26:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:07,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:07,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:07,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:07,572 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:07,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-13 23:26:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:07,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:07,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:07,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:09,347 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:09,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-11-13 23:26:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:09,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:09,397 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:09,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:09,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:09,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:09,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:09,399 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:09,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-13 23:26:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:09,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:09,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:09,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:11,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-11-13 23:26:11,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:11,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:11,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:11,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:11,447 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:11,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-13 23:26:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:11,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:11,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:11,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:13,290 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:13,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-11-13 23:26:13,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:13,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:13,427 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:13,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:13,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:13,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:13,429 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:13,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-13 23:26:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:13,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:13,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:13,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:18,252 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:18,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-11-13 23:26:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:18,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:18,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:18,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:18,264 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:18,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-13 23:26:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:18,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:18,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:18,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:23,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-11-13 23:26:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:23,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:23,168 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:23,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:23,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:23,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:23,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:23,174 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:23,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-13 23:26:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:23,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:23,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:23,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:27,947 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:27,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:27,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:27,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:27,956 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:27,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:27,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:27,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:27,958 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:27,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-13 23:26:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:28,249 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:28,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:28,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:29,751 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:29,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:29,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:29,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:29,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:29,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:29,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:29,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:29,813 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:29,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-13 23:26:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:30,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:30,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:30,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:31,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:31,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:31,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:31,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:31,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:31,784 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:31,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-13 23:26:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:32,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:32,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:32,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:37,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:37,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:37,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:37,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:37,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:37,153 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:37,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-13 23:26:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:37,463 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:37,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:37,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:38,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:39,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:39,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:39,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:39,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:39,084 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:39,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-13 23:26:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:39,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:39,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:39,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:44,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-11-13 23:26:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:44,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:44,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:44,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:44,039 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:44,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-13 23:26:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:44,360 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:44,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:44,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:48,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-11-13 23:26:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:48,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:48,868 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:48,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:48,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:48,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:48,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:48,870 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:48,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-13 23:26:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:49,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:49,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:26:49,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:50,866 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:50,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:50,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:50,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:50,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:50,929 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:50,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-13 23:26:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:51,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:51,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:51,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:55,748 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:26:55,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:55,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:26:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:26:55,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:26:55,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:55,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:55,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:55,760 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:55,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-13 23:26:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:56,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:56,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:26:56,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:00,697 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:00,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-11-13 23:27:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:00,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:00,705 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:00,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:00,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:00,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:00,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:00,707 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:00,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-13 23:27:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:01,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:01,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:27:01,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:02,456 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:02,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:02,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:02,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:02,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:02,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:02,568 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:02,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-13 23:27:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:02,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:02,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:02,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:07,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-11-13 23:27:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:07,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:07,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:07,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:07,371 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:07,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-13 23:27:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:07,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:07,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:27:07,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:09,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-11-13 23:27:09,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:09,218 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:09,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:09,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:09,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:09,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:09,220 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:09,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-13 23:27:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:09,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:09,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:09,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:14,318 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:14,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-11-13 23:27:14,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:14,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:14,332 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:14,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:14,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:14,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:14,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:14,335 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:14,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-13 23:27:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:14,712 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:14,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:14,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:19,137 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:19,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:19,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:19,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:19,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:19,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:19,150 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:19,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-13 23:27:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:19,515 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:19,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:27:19,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:21,033 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:21,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:21,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:21,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:21,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:21,135 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:21,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-13 23:27:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:21,440 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:21,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:27:21,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:22,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:23,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:23,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:23,010 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:23,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:23,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:23,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:23,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:23,012 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:23,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-13 23:27:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:23,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:23,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:23,345 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:27,759 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:27,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:27,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:27,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:27,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:27,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:27,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:27,775 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:27,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-13 23:27:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:28,166 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:28,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:27:28,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:29,679 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:29,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-11-13 23:27:29,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:29,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:29,727 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:29,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:29,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:29,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:29,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:29,729 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:29,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-13 23:27:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:30,028 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:30,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:27:30,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:31,826 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:31,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-11-13 23:27:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:31,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:31,939 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:31,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:31,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:31,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:31,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:31,942 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:31,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-13 23:27:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:32,234 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:32,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:32,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:36,734 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:36,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:36,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:36,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:36,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:36,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:36,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:36,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:36,744 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:36,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-13 23:27:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:37,032 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:37,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:27:37,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:38,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:38,528 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:38,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:38,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:38,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:38,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:38,531 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:38,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-13 23:27:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:38,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:38,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:38,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:43,367 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:43,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:43,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:43,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:43,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:43,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:43,391 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:43,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-13 23:27:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:43,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:43,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:43,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:48,194 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:48,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-11-13 23:27:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:48,203 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:48,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:48,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:48,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:48,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:48,204 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:48,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-13 23:27:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:48,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:48,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:48,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:53,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-11-13 23:27:53,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:53,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:53,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:53,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:53,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:53,048 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:53,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-13 23:27:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:53,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:53,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:53,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:57,801 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:27:57,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-11-13 23:27:57,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:57,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:27:57,812 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:27:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:27:57,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:57,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:57,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:57,813 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:57,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-13 23:27:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:58,108 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:58,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:27:58,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:02,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-11-13 23:28:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:02,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:02,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:02,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:02,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:02,649 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:02,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-13 23:28:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:02,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:02,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:28:02,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:04,406 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:04,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-11-13 23:28:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:04,511 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:04,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:04,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:04,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:04,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:04,513 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:04,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-13 23:28:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:04,799 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:04,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:04,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:09,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-11-13 23:28:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:09,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:09,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:09,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:09,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:09,263 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:09,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-13 23:28:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:09,643 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:09,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:09,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:14,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-11-13 23:28:14,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:14,129 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:14,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:14,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:14,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:14,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:14,131 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:14,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-13 23:28:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:14,440 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:14,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:28:14,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:15,899 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:15,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-11-13 23:28:16,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:16,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:16,004 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:16,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:16,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:16,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:16,006 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:16,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-13 23:28:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:16,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:16,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:16,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:20,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-11-13 23:28:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:20,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:20,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:20,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:20,946 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:20,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-13 23:28:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:21,260 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:21,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:21,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:25,742 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:25,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-11-13 23:28:25,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:25,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:25,751 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:25,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:25,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:25,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:25,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:25,753 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:25,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-13 23:28:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:26,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:26,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:28:26,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:27,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-11-13 23:28:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:27,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:27,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:27,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:27,645 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:27,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-13 23:28:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:27,935 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:27,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:28:27,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:29,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-11-13 23:28:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:29,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:29,571 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:29,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:29,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:29,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:29,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:29,578 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:29,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-13 23:28:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:29,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:29,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:29,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:34,306 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:34,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-11-13 23:28:34,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:34,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:34,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:34,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:34,319 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:34,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-13 23:28:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:34,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:34,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:34,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:39,024 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:39,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Forceful destruction successful, exit code 0 [2024-11-13 23:28:39,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:39,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:39,034 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:39,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:39,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:39,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:39,036 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:39,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-13 23:28:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:39,324 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:39,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:39,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:43,788 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:43,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-11-13 23:28:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:43,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:43,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:43,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:43,799 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:43,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-13 23:28:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:44,094 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:44,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:44,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:48,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-11-13 23:28:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:48,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:48,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:48,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:48,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:48,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:48,599 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:48,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-13 23:28:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:48,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:48,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:48,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:53,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-11-13 23:28:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:53,404 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:53,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:53,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:53,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:53,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:53,406 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:53,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-13 23:28:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:53,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:53,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:53,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:28:58,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-13 23:28:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:58,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:28:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:28:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:28:58,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:58,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:58,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:58,146 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:58,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-13 23:28:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:58,440 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:58,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:28:58,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:02,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-11-13 23:29:02,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:02,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:02,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:02,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:02,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:02,982 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:02,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-13 23:29:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:03,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:03,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:03,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:04,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-11-13 23:29:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:05,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:05,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:05,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:05,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:05,067 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:05,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-13 23:29:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:05,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:05,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:05,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:06,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-11-13 23:29:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:06,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:06,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:06,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:06,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:06,991 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:06,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-13 23:29:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:07,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:07,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:07,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:08,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Forceful destruction successful, exit code 0 [2024-11-13 23:29:08,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:08,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:08,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:08,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:08,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:08,861 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:08,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-13 23:29:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:09,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:09,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:29:09,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:13,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-11-13 23:29:13,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:13,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:13,731 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:13,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:13,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:13,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:13,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:13,733 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:13,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-13 23:29:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:14,028 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:14,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:14,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:15,559 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:15,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-13 23:29:15,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:15,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:15,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:15,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:15,669 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:15,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-13 23:29:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:15,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:15,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:15,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:17,406 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:17,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-11-13 23:29:17,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:17,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:17,517 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:17,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:17,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:17,517 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:17,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:17,519 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:17,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-13 23:29:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:17,808 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:17,840 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:29:17,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:22,372 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:22,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-11-13 23:29:22,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:22,382 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:22,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:22,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:22,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:22,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:22,384 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:22,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-13 23:29:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:22,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:22,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:22,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:24,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Forceful destruction successful, exit code 0 [2024-11-13 23:29:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:24,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:24,838 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:24,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:24,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:24,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:24,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:24,840 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:24,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-13 23:29:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:25,160 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:25,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:25,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:26,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-11-13 23:29:26,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:26,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:26,769 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:26,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:26,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:26,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:26,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:26,771 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:26,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-13 23:29:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:27,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:27,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:29:27,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:31,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-11-13 23:29:31,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:31,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:31,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:31,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:31,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:31,806 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:31,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-13 23:29:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:32,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:32,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:32,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:33,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-11-13 23:29:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:33,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:33,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:33,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:33,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:33,754 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:33,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-13 23:29:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:34,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:34,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:34,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:35,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-11-13 23:29:35,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:35,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:35,757 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:35,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:35,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:35,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:35,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:35,759 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:35,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-13 23:29:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:36,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:36,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:36,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:37,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-11-13 23:29:37,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:37,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:37,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:37,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:37,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:37,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:37,691 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:37,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-13 23:29:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:37,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:38,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:29:38,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:42,493 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:42,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-11-13 23:29:42,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:42,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:42,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:42,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:42,505 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:42,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-13 23:29:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:42,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:42,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:42,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:44,362 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:44,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Forceful destruction successful, exit code 0 [2024-11-13 23:29:44,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:44,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:44,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:44,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:44,483 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:44,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-13 23:29:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:44,803 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:44,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:44,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:46,297 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:46,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-11-13 23:29:46,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:46,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:46,411 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:46,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:46,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:46,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:46,414 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:46,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-13 23:29:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:46,765 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:46,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:29:46,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:51,365 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:51,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Forceful destruction successful, exit code 0 [2024-11-13 23:29:51,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:51,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:51,374 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:51,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:51,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:51,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:51,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:51,376 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:51,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-13 23:29:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:51,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:51,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:29:51,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:56,187 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:56,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-11-13 23:29:56,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:56,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:56,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:56,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:56,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:56,199 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:56,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-13 23:29:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:56,495 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:56,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:56,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:57,960 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:57,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-11-13 23:29:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:29:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:29:58,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:58,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:58,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:58,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:58,071 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:58,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-13 23:29:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:58,367 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:58,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:29:58,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:59,962 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:29:59,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-11-13 23:30:00,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:00,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:00,015 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:00,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:00,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:00,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:00,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:00,017 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:00,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-13 23:30:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:00,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:00,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:30:00,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:04,838 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:04,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-13 23:30:04,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:04,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:04,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:04,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:04,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:04,850 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:04,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-13 23:30:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:05,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:05,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:30:05,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:09,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-11-13 23:30:09,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:09,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:09,741 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:09,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:09,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:09,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:09,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:09,743 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:09,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-13 23:30:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:10,060 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:10,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:30:10,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:14,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-11-13 23:30:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:14,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:14,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:14,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:14,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:14,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:14,547 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:14,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-13 23:30:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:14,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:14,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:14,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:16,326 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:16,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-11-13 23:30:16,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:16,382 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:16,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:16,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:16,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:16,384 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:16,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-13 23:30:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:16,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:16,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:16,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:18,274 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:18,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-11-13 23:30:18,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:18,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:18,327 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:18,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:18,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:18,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:18,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:18,330 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:18,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-13 23:30:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:18,666 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:18,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:18,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:20,177 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:20,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-11-13 23:30:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:20,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:20,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:20,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:20,285 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:20,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-13 23:30:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:20,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:20,718 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:20,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:22,290 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:22,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-11-13 23:30:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:22,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:22,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:22,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:22,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:22,399 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:22,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-13 23:30:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:22,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:22,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:30:22,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:27,626 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:27,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-11-13 23:30:27,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:27,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:27,635 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:27,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:27,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:27,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:27,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:27,637 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:27,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-13 23:30:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:27,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:27,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:30:27,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:33,241 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:33,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-11-13 23:30:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:33,251 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:33,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:33,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:33,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:33,252 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:33,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-13 23:30:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:33,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:33,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:30:33,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:38,969 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:38,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-11-13 23:30:38,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:38,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:38,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:38,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:38,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:38,980 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:38,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-13 23:30:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:39,292 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:39,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:30:39,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:44,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-11-13 23:30:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:44,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:44,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:44,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:44,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:44,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:44,845 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:44,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-13 23:30:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:45,166 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:45,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:45,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:46,734 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:46,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-11-13 23:30:46,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:46,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:46,866 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:46,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:46,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:46,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:46,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:46,868 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:46,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-13 23:30:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:47,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:47,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:47,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:48,668 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:48,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-11-13 23:30:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:48,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:48,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:48,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:48,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:48,781 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:48,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-13 23:30:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:49,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:49,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:49,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:50,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-13 23:30:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:50,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:50,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:50,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:50,762 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:50,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-13 23:30:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:51,073 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:51,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:51,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:52,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-11-13 23:30:52,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:52,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:52,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:52,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:52,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:52,900 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:52,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-13 23:30:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:53,202 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:53,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:30:53,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:54,709 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:30:54,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-11-13 23:30:54,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:54,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-11-13 23:30:54,772 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-11-13 23:30:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:30:54,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:54,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:54,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:54,773 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:54,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-13 23:30:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:55,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:55,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 23:30:55,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:01,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-13 23:31:04,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:04,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 75 states and 154 transitions. [2024-11-13 23:31:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 154 transitions. [2024-11-13 23:31:04,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:04,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:04,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:04,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:04,672 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:04,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-13 23:31:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:05,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:05,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:31:05,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:10,190 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:10,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-11-13 23:31:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 75 states and 154 transitions. [2024-11-13 23:31:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 154 transitions. [2024-11-13 23:31:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:10,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:10,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:10,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:10,407 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:10,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-13 23:31:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:10,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:10,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:31:10,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:16,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Forceful destruction successful, exit code 0 [2024-11-13 23:31:16,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:16,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 75 states and 154 transitions. [2024-11-13 23:31:16,530 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 154 transitions. [2024-11-13 23:31:16,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:16,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:16,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:16,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:16,534 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:16,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-13 23:31:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:16,930 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:16,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:16,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:18,552 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:18,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-11-13 23:31:20,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:20,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:20,223 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:20,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:20,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:20,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:20,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:20,225 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:20,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-13 23:31:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:20,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:20,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:20,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:22,160 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:22,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-11-13 23:31:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:22,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:22,326 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:22,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:22,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:22,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:22,328 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:22,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-13 23:31:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:22,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:22,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:22,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:24,284 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:24,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-11-13 23:31:24,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:24,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:24,453 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:24,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:24,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:24,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:24,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:24,455 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:24,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-13 23:31:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:24,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:24,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:24,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:26,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-11-13 23:31:26,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:26,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:26,403 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:26,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:26,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:26,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:26,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:26,405 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:26,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-13 23:31:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:26,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:26,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:26,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:28,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-11-13 23:31:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:28,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:28,561 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:28,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:28,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:28,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:28,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:28,563 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:28,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-13 23:31:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:28,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:28,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:28,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:30,650 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:30,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Forceful destruction successful, exit code 0 [2024-11-13 23:31:30,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:30,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:30,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:30,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:30,910 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:30,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-13 23:31:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:31,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:31,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:31,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:32,965 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:32,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-11-13 23:31:33,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:33,234 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:33,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:33,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:33,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:33,235 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:33,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-13 23:31:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:33,565 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:33,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:33,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:35,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-11-13 23:31:35,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:35,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:35,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:35,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:35,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:35,397 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:35,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-13 23:31:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:35,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:35,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:35,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:37,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-11-13 23:31:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:37,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:37,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:37,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:37,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:37,521 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:37,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-13 23:31:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:37,831 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:37,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:37,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:39,356 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:39,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-11-13 23:31:39,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:39,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:39,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:39,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:39,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:39,730 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:39,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-13 23:31:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:40,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:40,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:31:40,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:44,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-13 23:31:44,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:44,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:44,680 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:44,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:44,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:44,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:44,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:44,686 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:44,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-13 23:31:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:45,047 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:45,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:31:45,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:46,713 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:46,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Forceful destruction successful, exit code 0 [2024-11-13 23:31:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:46,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:46,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:46,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:46,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:46,993 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:46,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-13 23:31:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:47,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:47,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:31:47,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:52,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-11-13 23:31:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:52,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:52,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:52,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:52,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:52,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:52,528 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:52,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-13 23:31:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:52,865 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:52,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:31:52,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:31:58,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Forceful destruction successful, exit code 0 [2024-11-13 23:31:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:31:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:31:58,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:31:58,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:58,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:58,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:58,143 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:58,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-13 23:31:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:58,476 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:58,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:31:58,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:03,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Forceful destruction successful, exit code 0 [2024-11-13 23:32:03,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:03,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:03,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:03,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:03,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:03,738 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:03,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-13 23:32:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:04,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:04,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:32:04,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:05,643 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:05,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Forceful destruction successful, exit code 0 [2024-11-13 23:32:05,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:05,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:05,919 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:05,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:05,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:05,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:05,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:05,921 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:05,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-13 23:32:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:06,232 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:06,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:06,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:11,405 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:11,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-11-13 23:32:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:11,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:11,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:11,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:11,417 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:11,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-13 23:32:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:11,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:11,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:11,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:16,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-11-13 23:32:16,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:16,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:16,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:16,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:16,910 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:16,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-13 23:32:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:17,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:17,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:17,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:22,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-11-13 23:32:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:22,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:22,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:22,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:22,390 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:22,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-13 23:32:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:22,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:22,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:22,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:27,698 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:27,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-11-13 23:32:27,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:27,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:27,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:27,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:27,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:27,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:27,710 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:27,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-13 23:32:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:28,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:28,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:28,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:28,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:33,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-13 23:32:33,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:33,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:33,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:33,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:33,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:33,506 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:33,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-13 23:32:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:33,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:33,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:32:33,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:35,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-11-13 23:32:35,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:35,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:35,812 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:35,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:35,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:35,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:35,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:35,814 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:35,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-13 23:32:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:36,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:36,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:32:36,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:37,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-11-13 23:32:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:37,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:37,934 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:37,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:37,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:37,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:37,940 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:37,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-13 23:32:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:38,257 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:38,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:32:38,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:39,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-11-13 23:32:40,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:40,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:40,060 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:40,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:40,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:40,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:40,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:40,062 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:40,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-13 23:32:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:40,363 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:40,394 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:32:40,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:41,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-11-13 23:32:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:42,155 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:42,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:42,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:42,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:42,158 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:42,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-13 23:32:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:42,457 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:42,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:32:42,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:43,944 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:43,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-11-13 23:32:44,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:44,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:44,226 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:44,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:44,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:44,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:44,240 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:44,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-13 23:32:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:44,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:44,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:44,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:49,476 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:49,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-11-13 23:32:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:49,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:49,494 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:49,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:49,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:49,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:49,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:49,497 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:49,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-13 23:32:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:49,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:49,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:49,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:54,838 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:54,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-11-13 23:32:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:54,849 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:54,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:54,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:54,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:54,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:54,851 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:54,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-13 23:32:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:55,164 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:55,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:32:55,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:32:56,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-11-13 23:32:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:32:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:32:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:32:57,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:57,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:57,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:57,037 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:57,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-13 23:32:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:57,333 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:57,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:32:57,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:02,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-11-13 23:33:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:02,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:02,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:02,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:02,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:02,102 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:02,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-13 23:33:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:02,406 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:02,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:02,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:03,879 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:03,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-11-13 23:33:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:04,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:04,119 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:04,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:04,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:04,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:04,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:04,121 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:04,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-13 23:33:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:04,421 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:04,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:04,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:05,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-11-13 23:33:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:06,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:06,116 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:06,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:06,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:06,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:06,118 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:06,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-13 23:33:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:06,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:06,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:06,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:07,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-11-13 23:33:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:08,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:08,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:08,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:08,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:08,090 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:08,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-13 23:33:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:08,408 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:08,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:08,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:10,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Forceful destruction successful, exit code 0 [2024-11-13 23:33:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:10,488 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:10,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:10,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:10,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:10,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:10,492 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:10,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-13 23:33:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:10,784 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:10,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:33:10,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:15,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-11-13 23:33:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:15,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:15,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:15,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:15,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:15,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:15,882 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:15,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-13 23:33:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:16,176 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:16,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:33:16,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:21,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-11-13 23:33:21,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:21,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:21,307 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:21,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:21,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:21,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:21,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:21,309 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:21,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-13 23:33:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:21,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:21,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:21,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:23,247 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:23,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Forceful destruction successful, exit code 0 [2024-11-13 23:33:23,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:23,451 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:23,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:23,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:23,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:23,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:23,453 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:23,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-13 23:33:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:23,807 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:23,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:23,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:25,644 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:25,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Forceful destruction successful, exit code 0 [2024-11-13 23:33:25,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:25,805 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:25,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:25,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:25,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:25,806 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:25,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-13 23:33:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:26,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:26,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:26,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:28,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Forceful destruction successful, exit code 0 [2024-11-13 23:33:28,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:28,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:28,347 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:28,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:28,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:28,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:28,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:28,350 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:28,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-13 23:33:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:28,745 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:28,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:33:28,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:30,521 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:30,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Forceful destruction successful, exit code 0 [2024-11-13 23:33:30,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:30,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:30,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:30,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:30,833 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:30,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-13 23:33:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:31,187 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:31,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:33:31,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:36,161 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-13 23:33:36,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-11-13 23:33:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:36,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 77 states and 169 transitions. [2024-11-13 23:33:36,173 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2024-11-13 23:33:36,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:33:36,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:36,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:33:36,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:33:36,177 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:33:36,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c43c99e-68b1-47a8-81dd-447e519308a5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-13 23:33:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:36,615 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:33:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:36,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:33:36,653 INFO L278 TraceCheckSpWp]: Computing forward predicates...