./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c --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_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/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_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/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_0298571f-ad82-4b15-a3af-62865d28a372/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 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:47:49,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:47:49,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:47:49,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:47:49,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:47:49,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:47:49,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:47:49,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:47:49,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:47:49,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:47:49,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:47:49,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:47:49,923 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:47:49,924 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:47:49,924 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:47:49,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:47:49,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:47:49,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:47:49,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:47:49,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:47:49,925 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:47:49,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:47:49,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:47:49,926 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:47:49,926 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:47:49,926 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:47:49,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:47:49,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:49,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:47:49,926 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:47:49,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:47:49,927 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:47:49,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:47:49,927 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_0298571f-ad82-4b15-a3af-62865d28a372/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 -> 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 [2024-11-13 21:47:50,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:47:50,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:47:50,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:47:50,253 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:47:50,253 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:47:50,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c Unable to find full path for "g++" [2024-11-13 21:47:52,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:47:52,365 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:47:52,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2024-11-13 21:47:52,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data/6daa8ace8/7b78e835ff6e49568a12676762f74545/FLAG6ae4692ae [2024-11-13 21:47:52,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data/6daa8ace8/7b78e835ff6e49568a12676762f74545 [2024-11-13 21:47:52,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:47:52,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:47:52,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:52,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:47:52,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:47:52,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74bb9725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52, skipping insertion in model container [2024-11-13 21:47:52,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,426 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:47:52,634 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_0298571f-ad82-4b15-a3af-62865d28a372/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2024-11-13 21:47:52,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:52,647 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:47:52,697 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_0298571f-ad82-4b15-a3af-62865d28a372/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2024-11-13 21:47:52,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:47:52,712 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:47:52,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52 WrapperNode [2024-11-13 21:47:52,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:47:52,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:52,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:47:52,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:47:52,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,755 INFO L138 Inliner]: procedures = 19, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 263 [2024-11-13 21:47:52,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:47:52,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:47:52,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:47:52,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:47:52,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:47:52,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:47:52,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:47:52,809 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:47:52,810 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:47:52" (1/1) ... [2024-11-13 21:47:52,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:52,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:47:52,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:47:52,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:47:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:47:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:47:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:47:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:47:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:47:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:47:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:47:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:47:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:47:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:47:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2024-11-13 21:47:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2024-11-13 21:47:53,023 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:47:53,025 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:47:53,512 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-13 21:47:53,512 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:47:53,696 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:47:53,697 INFO L316 CfgBuilder]: Removed 34 assume(true) statements. [2024-11-13 21:47:53,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:53 BoogieIcfgContainer [2024-11-13 21:47:53,697 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:47:53,700 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:47:53,700 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:47:53,709 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:47:53,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:53" (1/1) ... [2024-11-13 21:47:53,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:47:53,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:53,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 125 transitions. [2024-11-13 21:47:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 125 transitions. [2024-11-13 21:47:53,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:47:53,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:53,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:53,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:47:53,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 76 states and 114 transitions. [2024-11-13 21:47:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2024-11-13 21:47:53,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:47:53,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:53,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:47:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:54,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:54,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:47:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:47:54,464 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:47:54,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:47:54 ImpRootNode [2024-11-13 21:47:54,508 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:47:54,509 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:47:54,509 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:47:54,509 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:47:54,510 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:47:53" (3/4) ... [2024-11-13 21:47:54,512 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:47:54,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:47:54,516 INFO L158 Benchmark]: Toolchain (without parser) took 2121.09ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 54.9MB in the end (delta: 38.0MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-13 21:47:54,516 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:54,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.86ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 78.6MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:47:54,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.18ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:54,517 INFO L158 Benchmark]: Boogie Preprocessor took 48.40ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:54,517 INFO L158 Benchmark]: RCFGBuilder took 892.14ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 90.5MB in the end (delta: -15.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-13 21:47:54,518 INFO L158 Benchmark]: CodeCheck took 808.30ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 55.4MB in the end (delta: 35.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:47:54,518 INFO L158 Benchmark]: Witness Printer took 3.94ms. Allocated memory is still 117.4MB. Free memory was 55.4MB in the beginning and 54.9MB in the end (delta: 524.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:47:54,524 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, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 21 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 103 GetRequests, 103 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, 0.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 241]: 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 someBinaryFLOATComparisonOperation at line 213, overapproximation of someBinaryArithmeticFLOAToperation at line 120, overapproximation of someBinaryArithmeticFLOAToperation at line 235. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L234] float x = __VERIFIER_nondet_float(); [L235] float y = 0.0f / 0.0f; [L237] CALL isfinite_float(x) [L217] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=2] [L219] ieee_float_shape_type gf_u; [L220] gf_u.value = (x) [L221] EXPR gf_u.word [L221] (ix) = gf_u.word [L223] ix &= 0x7fffffff [L224] return (((ix) < 0x7f800000L)); [L237] RET isfinite_float(x) [L237] COND TRUE isfinite_float(x) [L238] CALL, EXPR __ieee754_hypotf(x, y) [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=2, y=14] [L88] ieee_float_shape_type gf_u; [L89] gf_u.value = (x) [L90] EXPR gf_u.word [L90] (ha) = gf_u.word [L92] ha &= 0x7fffffffL VAL [ha=251658242, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=2, y=14] [L94] ieee_float_shape_type gf_u; [L95] gf_u.value = (y) [L96] EXPR gf_u.word [L96] (hb) = gf_u.word [L98] hb &= 0x7fffffffL [L99] COND FALSE !(hb > ha) [L106] a = x [L107] b = y VAL [a=2, b=14, ha=251658242, hb=1, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L110] ieee_float_shape_type sf_u; [L111] sf_u.word = (ha) [L112] EXPR sf_u.value [L112] (a) = sf_u.value [L115] ieee_float_shape_type sf_u; [L116] sf_u.word = (hb) [L117] EXPR sf_u.value [L117] (b) = sf_u.value [L119] COND TRUE (ha - hb) > 0xf000000L [L120] return a + b; VAL [a=9, b=5, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L238] RET, EXPR __ieee754_hypotf(x, y) [L238] float res = __ieee754_hypotf(x, y); [L240] CALL, EXPR isnan_float(res) [L213] return x != x; [L240] RET, EXPR isnan_float(res) [L240] COND TRUE !isnan_float(res) [L241] reach_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.86ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 78.6MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.18ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.40ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 892.14ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 90.5MB in the end (delta: -15.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * CodeCheck took 808.30ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 55.4MB in the end (delta: 35.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.94ms. Allocated memory is still 117.4MB. Free memory was 55.4MB in the beginning and 54.9MB in the end (delta: 524.1kB). 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 21:47:54,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/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_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/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_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/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_0298571f-ad82-4b15-a3af-62865d28a372/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 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:47:57,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:47:57,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:47:57,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:47:57,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:47:57,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:47:57,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:47:57,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:47:57,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:47:57,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:47:57,325 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:47:57,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:47:57,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:47:57,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:47:57,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:47:57,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:47:57,326 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:47:57,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:47:57,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:47:57,328 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:57,328 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:47:57,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:47:57,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:47:57,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:47:57,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:47:57,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:47:57,329 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:47:57,329 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:57,329 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:47:57,329 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_0298571f-ad82-4b15-a3af-62865d28a372/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 -> 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 [2024-11-13 21:47:57,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:47:57,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:47:57,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:47:57,695 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:47:57,696 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:47:57,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c Unable to find full path for "g++" [2024-11-13 21:47:59,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:47:59,971 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:47:59,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2024-11-13 21:48:00,000 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data/34614c7b3/c46e35d3090d4e3aa5dbdee4e69efab9/FLAG1c388df62 [2024-11-13 21:48:00,253 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/data/34614c7b3/c46e35d3090d4e3aa5dbdee4e69efab9 [2024-11-13 21:48:00,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:48:00,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:48:00,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:48:00,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:48:00,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:48:00,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7b4b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00, skipping insertion in model container [2024-11-13 21:48:00,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:48:00,541 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_0298571f-ad82-4b15-a3af-62865d28a372/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2024-11-13 21:48:00,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:48:00,557 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:48:00,609 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_0298571f-ad82-4b15-a3af-62865d28a372/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2024-11-13 21:48:00,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:48:00,628 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:48:00,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00 WrapperNode [2024-11-13 21:48:00,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:48:00,630 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:48:00,630 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:48:00,630 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:48:00,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,687 INFO L138 Inliner]: procedures = 22, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 262 [2024-11-13 21:48:00,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:48:00,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:48:00,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:48:00,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:48:00,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,729 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:48:00,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:48:00,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:48:00,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:48:00,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:00" (1/1) ... [2024-11-13 21:48:00,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:48:00,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:48:00,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:48:00,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:48:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:48:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:48:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:48:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:48:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:48:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:48:00,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:48:00,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:48:00,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:48:00,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:48:00,833 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2024-11-13 21:48:00,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2024-11-13 21:48:00,953 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:48:00,955 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:48:03,177 INFO L? ?]: Removed 57 outVars from TransFormulas that were not future-live. [2024-11-13 21:48:03,178 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:48:03,326 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:48:03,326 INFO L316 CfgBuilder]: Removed 34 assume(true) statements. [2024-11-13 21:48:03,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:03 BoogieIcfgContainer [2024-11-13 21:48:03,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:48:03,329 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:48:03,329 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:48:03,346 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:48:03,346 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:03" (1/1) ... [2024-11-13 21:48:03,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:48:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:03,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 74 states and 122 transitions. [2024-11-13 21:48:03,409 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 122 transitions. [2024-11-13 21:48:03,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:48:03,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:03,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:03,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:03,415 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:03,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:48:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:03,656 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:03,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:48:03,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:03,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:48:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:03,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 74 states and 111 transitions. [2024-11-13 21:48:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2024-11-13 21:48:03,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:48:03,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:03,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:03,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:03,869 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:03,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:48:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:04,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:04,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:48:04,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:04,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:48:05,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2024-11-13 21:48:05,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2024-11-13 21:48:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:07,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:10,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:48:15,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2024-11-13 21:48:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2024-11-13 21:48:15,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:48:15,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:15,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:15,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:15,142 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:15,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:48:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:15,604 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:15,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:48:15,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:16,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:48:17,230 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:48:17,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:48:18,301 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:48:18,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:48:19,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:48:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:21,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:37,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:48:45,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:48:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:54,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:48:54,618 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:48:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:48:54,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:54,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:54,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:54,622 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:54,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:48:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:55,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:55,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:48:55,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:55,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:48:55,900 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:48:55,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:48:56,502 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:48:56,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:48:57,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:00,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:01,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:01,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:01,465 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:01,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:01,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:01,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:01,469 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:01,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:49:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:01,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:02,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:49:02,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:02,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:02,514 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:02,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:03,374 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:03,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:03,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:06,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:49:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:06,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:06,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:06,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:06,187 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:06,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:49:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:06,643 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:06,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:49:06,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:06,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:07,359 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:07,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:08,097 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:08,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:08,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:11,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:11,556 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:11,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:11,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:11,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:11,561 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:11,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:49:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:12,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:12,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:49:12,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:12,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:12,643 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:12,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:13,287 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:13,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:13,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:15,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:15,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:15,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:15,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:15,785 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:15,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:15,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:15,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:15,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:15,794 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:15,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:49:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:16,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:16,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:49:16,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:16,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:16,901 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:16,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:17,449 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:17,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:18,134 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:49:18,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:49:19,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:49:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:23,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:26,163 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:26,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:26,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:26,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:26,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:26,166 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:26,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:49:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:26,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:26,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:49:26,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:26,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:27,295 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:27,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:27,916 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:27,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:28,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:31,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:49:31,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:31,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:31,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:31,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:31,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:31,285 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:31,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:49:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:31,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:31,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:49:31,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:32,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:32,475 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:32,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:33,015 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:33,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:33,603 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:49:33,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:49:34,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:49:37,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:37,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:49:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:38,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:38,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:38,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:38,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:38,024 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:38,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:49:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:38,507 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:38,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:49:38,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:38,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:39,122 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:39,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:39,804 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:39,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:40,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:42,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:49:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:42,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:42,429 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:42,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:42,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:42,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:42,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:42,433 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:42,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:49:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:42,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:43,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:49:43,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:43,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:43,547 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:43,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:44,118 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:44,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:44,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:47,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:49:47,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:47,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:47,788 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:47,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:47,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:47,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:47,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:47,796 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:47,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:49:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:48,317 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:48,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:49:48,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:48,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:48,936 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:48,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:49,593 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:49,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:50,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:52,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:52,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:52,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:52,323 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:52,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:52,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:52,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:52,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:52,326 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:52,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:49:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:52,973 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:53,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:49:53,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:53,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:53,604 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:53,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:54,196 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:54,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:54,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:49:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:57,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:49:57,472 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:49:57,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:49:57,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:57,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:57,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:57,474 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:57,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:49:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:57,986 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:58,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:49:58,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:58,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:49:58,565 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:49:58,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:49:59,137 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:49:59,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:49:59,803 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:49:59,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:50:00,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:50:03,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:03,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 21:50:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:03,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:03,204 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:03,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:03,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:03,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:03,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:03,210 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:03,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:50:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:03,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:03,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:50:03,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:03,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:04,379 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:04,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:04,941 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:04,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:05,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:50:08,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:08,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:50:08,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:08,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:08,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:08,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:08,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:08,442 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:08,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:50:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:08,969 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:09,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 21:50:09,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:09,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:09,621 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:09,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:10,213 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:10,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:10,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:50:13,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:13,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:50:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:13,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:13,079 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:13,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:13,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:13,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:13,081 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:13,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:50:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:13,631 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:13,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:50:13,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:13,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:14,258 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:14,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:14,814 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:14,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:15,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:50:18,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:18,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 21:50:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:18,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:18,474 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:18,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:18,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:18,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:18,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:18,476 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:18,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:50:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:19,033 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:19,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:50:19,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:19,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:19,705 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:19,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:20,390 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:20,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:20,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:50:24,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:24,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 21:50:24,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:24,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:24,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:24,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:24,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:24,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:24,239 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:24,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:50:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:24,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:25,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:50:25,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:25,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:25,723 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:25,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:26,783 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:26,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:27,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:50:30,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:30,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:50:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:30,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:30,635 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:30,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:30,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:30,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:30,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:30,639 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:30,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:50:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:31,221 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:31,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:50:31,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:31,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:31,958 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:31,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:32,561 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:32,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:33,224 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:50:33,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:50:34,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:50:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:37,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 21:50:37,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:37,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:37,485 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:37,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:37,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:37,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:37,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:37,488 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:37,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:50:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:38,104 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:38,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:50:38,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:38,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:38,764 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:38,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:39,336 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:39,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:40,106 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:50:40,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:50:41,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:50:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:43,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 21:50:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:43,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:43,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:43,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:43,781 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:43,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:50:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:44,358 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:44,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:50:44,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:44,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:45,109 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:45,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:45,681 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:45,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:46,402 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:50:46,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:50:47,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:50:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:50,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:50:50,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:50,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:50,478 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:50,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:50,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:50,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:50,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:50,482 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:50,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:50:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:51,089 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:51,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:50:51,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:51,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:51,910 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:51,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:52,492 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:52,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:53,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:50:56,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:56,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 21:50:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:56,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:50:56,192 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:50:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:50:56,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:56,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:56,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:56,194 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:56,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:50:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:56,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:57,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:50:57,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:57,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:50:57,517 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:50:57,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:50:58,082 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:50:58,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:50:58,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:01,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:01,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:01,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:01,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:01,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:01,618 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:01,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:51:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:02,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:02,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:51:02,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:02,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:02,926 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:02,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:03,500 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:03,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:04,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:06,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 21:51:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:07,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:07,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:07,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:07,023 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:07,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 21:51:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:07,668 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:07,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:51:07,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:07,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:08,305 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:08,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:08,879 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:08,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:09,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:12,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:12,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 21:51:12,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:12,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:12,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:12,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:12,524 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:12,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 21:51:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:13,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:13,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:51:13,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:13,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:13,915 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:13,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:14,709 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:14,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:15,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:17,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 21:51:17,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:17,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:17,590 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:17,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:17,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:17,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:17,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:17,595 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:17,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 21:51:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:18,251 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:18,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:51:18,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:18,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:18,917 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:18,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:19,539 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:19,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:20,157 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:51:20,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:51:21,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:51:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:24,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 21:51:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:24,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:24,629 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:24,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:24,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:24,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:24,636 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:24,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 21:51:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:25,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:25,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:51:25,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:25,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:25,955 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:25,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:26,549 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:26,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:27,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:30,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:30,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 21:51:30,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:30,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:30,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:30,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:30,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:30,525 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:30,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 21:51:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:31,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:31,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:51:31,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:31,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:31,783 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:31,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:32,430 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:32,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:32,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:36,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:36,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 21:51:36,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:36,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:36,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:36,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:36,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:36,140 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:36,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 21:51:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:36,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:37,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:51:37,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:37,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:37,639 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:37,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:38,293 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:38,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:38,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:42,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 21:51:42,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:42,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:42,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:42,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:42,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:42,687 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:42,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 21:51:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:43,457 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:43,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:51:43,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:43,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:44,118 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:44,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:44,783 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:44,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:45,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:48,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:48,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 21:51:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:48,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:48,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:48,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:48,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:48,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:48,883 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:48,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 21:51:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:49,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:49,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:51:49,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:49,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:50,201 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:50,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:50,710 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:50,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:51,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:53,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:53,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:53,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:53,318 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:53,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:53,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:53,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:53,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:53,321 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:53,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 21:51:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:53,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:54,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:51:54,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:54,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:54,507 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:54,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:51:55,002 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:51:55,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:51:55,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:51:58,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:51:58,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 21:51:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:51:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:51:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:51:58,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:58,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:58,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:58,200 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:58,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 21:51:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:58,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:58,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:51:58,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:59,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:51:59,508 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:51:59,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:00,068 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:00,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:00,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:03,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 21:52:03,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:03,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:03,292 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:03,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:03,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:03,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:03,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:03,294 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:03,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 21:52:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:03,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:04,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:52:04,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:04,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:04,529 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:04,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:05,056 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:05,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:05,584 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:52:05,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:52:06,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:52:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:08,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:08,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:08,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:08,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:08,787 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:08,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 21:52:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:09,503 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:09,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:52:09,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:09,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:10,205 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:10,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:10,698 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:10,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:11,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:13,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:13,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:13,975 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:13,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:13,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:13,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:13,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:13,978 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:13,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 21:52:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:14,648 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:14,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:52:14,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:14,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:15,218 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:15,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:15,814 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:15,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:16,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:18,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:18,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 21:52:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:18,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:18,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:18,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:18,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:18,871 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:18,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 21:52:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:19,643 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:19,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:52:19,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:19,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:20,312 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:20,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:20,980 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:20,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:21,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:24,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 21:52:24,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:24,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:24,160 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:24,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:24,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:24,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:24,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:24,162 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:24,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 21:52:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:24,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:24,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:52:24,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:25,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:25,458 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:25,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:25,979 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:25,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:26,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:29,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:29,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:29,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:29,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:29,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:29,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:29,380 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:29,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 21:52:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:30,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:30,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:52:30,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:30,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:30,740 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:30,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:31,283 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:31,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:31,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:33,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 21:52:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:33,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:33,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:33,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:33,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:33,755 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:33,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 21:52:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:34,461 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:34,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 21:52:34,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:34,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:35,066 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:35,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:35,565 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:35,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:36,107 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:52:36,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:52:36,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:52:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:39,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:39,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:39,792 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:39,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:39,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:39,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:39,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:39,796 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:39,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 21:52:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:40,528 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:40,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:52:40,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:40,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:41,112 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:41,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:41,701 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:41,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:42,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:44,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:44,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:44,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:44,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:44,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:44,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:44,967 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:44,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 21:52:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:45,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:45,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:52:45,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:45,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:46,311 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:46,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:46,887 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:46,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:47,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:50,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 21:52:50,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:50,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:50,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:50,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:50,438 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:50,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 21:52:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:51,202 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:51,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:52:51,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:51,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:51,767 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:51,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:52,269 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:52,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:52,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:55,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:55,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 21:52:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:55,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:55,454 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:55,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:55,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:55,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:55,457 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:55,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 21:52:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:56,211 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:56,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:52:56,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:56,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:52:56,979 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:52:56,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:52:57,502 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:52:57,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:52:58,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:52:59,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:52:59,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 21:52:59,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:59,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:52:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:52:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:52:59,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:59,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:59,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:59,951 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:59,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 21:53:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:00,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:01,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:53:01,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:01,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:01,542 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:01,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:02,075 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:02,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:02,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:04,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:04,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 21:53:04,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:04,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:04,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:04,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:04,555 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:04,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 21:53:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:05,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:05,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:53:05,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:05,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:05,837 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:05,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:06,332 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:06,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:06,878 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:53:06,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:53:08,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:53:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:10,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 21:53:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:10,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:10,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:10,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:10,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:10,937 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:10,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 21:53:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:11,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:11,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:53:11,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:11,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:12,242 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:12,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:12,725 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:12,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:13,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:16,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:16,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-13 21:53:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:16,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:16,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:16,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:16,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:16,241 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:16,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 21:53:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:17,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:17,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:53:17,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:17,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:17,651 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:17,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:18,166 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:18,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:18,685 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:53:18,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:53:19,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:53:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:21,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 21:53:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:22,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:22,008 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:22,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:22,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:22,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:22,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:22,012 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:22,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 21:53:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:22,801 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:22,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:53:22,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:22,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:23,410 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:23,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:23,891 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:23,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:24,503 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:53:24,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:53:25,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:53:27,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:27,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 21:53:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:27,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:27,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:27,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:27,509 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:27,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 21:53:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:28,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:28,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:53:28,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:28,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:28,848 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:28,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:29,349 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:29,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:30,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:32,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 21:53:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:32,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:32,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:32,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:32,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:32,874 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:32,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 21:53:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:33,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:33,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:53:33,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:33,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:34,187 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:34,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:34,682 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:34,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:35,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:37,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-13 21:53:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:37,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:37,371 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:37,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:37,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:37,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:37,373 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:37,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 21:53:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:38,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:38,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:53:38,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:38,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:38,749 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:38,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:39,273 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:39,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:39,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:41,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-13 21:53:41,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:41,831 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:41,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:41,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:41,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:41,835 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:41,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 21:53:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:42,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:42,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:53:42,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:42,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:43,309 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:43,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:43,834 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:43,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:44,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:46,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:46,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 21:53:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:46,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:46,324 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:46,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:46,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:46,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:46,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:46,326 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:46,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 21:53:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:47,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:47,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:53:47,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:47,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:47,695 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:47,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:48,207 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:48,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:48,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:51,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 21:53:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:51,473 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:51,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:51,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:51,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:51,479 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:51,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 21:53:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:52,299 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:52,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:53:52,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:52,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:52,956 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:52,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:53,453 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:53,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:54,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:53:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:56,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-13 21:53:56,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:53:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:53:56,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:53:56,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:56,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:56,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:56,684 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:56,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 21:53:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:57,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:57,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:53:57,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:57,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:53:58,119 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:53:58,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:53:58,621 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:53:58,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:53:59,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:02,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:02,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:02,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:02,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:02,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:02,121 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:02,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 21:54:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:02,956 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:03,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:54:03,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:03,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:03,529 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:03,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:04,087 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:04,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:04,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:07,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:07,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:07,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:07,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:07,596 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:07,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 21:54:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:08,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:08,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:54:08,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:08,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:09,035 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:09,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:09,546 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:09,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:10,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:12,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:12,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:12,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:12,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:12,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:12,896 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:12,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 21:54:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:13,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:13,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:54:13,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:13,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:14,435 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:14,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:14,933 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:14,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:15,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:17,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:17,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:17,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:17,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:17,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:17,555 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:17,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 21:54:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:18,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:18,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:54:18,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:18,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:19,000 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:19,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:19,596 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:19,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:20,237 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:54:20,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:54:21,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:54:23,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:23,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:23,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:23,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:23,862 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:23,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:23,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:23,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:23,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:23,866 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:23,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 21:54:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:24,795 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:26,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:54:26,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:26,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:26,784 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:26,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:27,358 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:27,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:27,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:30,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:30,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-11-13 21:54:30,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:30,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:30,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:30,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:30,769 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:30,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 21:54:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:31,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:31,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:54:31,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:31,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:32,274 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:32,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:32,780 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:32,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:33,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:36,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:36,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:36,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:36,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:36,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:36,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:36,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:36,241 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:36,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 21:54:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:37,159 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:37,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:54:37,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:37,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:37,765 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:37,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:38,347 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:38,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:38,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:41,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 21:54:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:41,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:41,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:41,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:41,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:41,832 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:41,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 21:54:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:42,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:42,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:54:42,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:42,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:43,415 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:43,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:43,914 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:43,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:44,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:47,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-13 21:54:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:47,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:47,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:47,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:47,532 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:47,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 21:54:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:48,530 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:48,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:54:48,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:48,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:49,192 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:49,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:49,925 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:49,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:50,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:54:53,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:53,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-13 21:54:53,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:53,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:54:53,875 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:54:53,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:53,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:53,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:53,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:53,877 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:53,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 21:54:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:54,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:55,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:54:55,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:55,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:54:55,659 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:54:55,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:54:56,330 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:54:56,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:54:57,009 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:54:57,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:54:57,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:55:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:00,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-13 21:55:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:00,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:00,479 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:00,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:00,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:00,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:00,481 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:00,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 21:55:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:01,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:01,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:55:01,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:01,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:02,132 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:02,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:02,752 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:02,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:03,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:55:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:06,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-13 21:55:06,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:06,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:06,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:06,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:06,596 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:06,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 21:55:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:07,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:07,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:55:07,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:07,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:08,268 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:08,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:08,856 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:08,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:09,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:55:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:11,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-11-13 21:55:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:11,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:11,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:11,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:11,830 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:11,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 21:55:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:12,804 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:12,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:55:12,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:12,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:13,440 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:13,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:14,114 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:14,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:14,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:55:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:16,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-13 21:55:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:16,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:16,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:16,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:16,973 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:16,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 21:55:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:17,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:18,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:55:18,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:18,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:18,529 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:18,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:19,105 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:19,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:19,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:55:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:21,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-11-13 21:55:21,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:21,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:21,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:21,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:21,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:21,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:21,895 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:21,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 21:55:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:22,883 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:23,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:55:23,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:23,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:23,689 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:23,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:24,295 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:24,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:24,965 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:55:24,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:55:26,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:55:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:29,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-13 21:55:29,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:29,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:29,514 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:29,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:29,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:29,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:29,517 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:29,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 21:55:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:30,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:30,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:55:30,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:30,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:31,281 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:31,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:31,898 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:31,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:32,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:55:36,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:36,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-11-13 21:55:36,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:36,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:36,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:36,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:36,086 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:36,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 21:55:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:37,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:37,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:55:37,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:37,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:37,885 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:37,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:38,529 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:38,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:39,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:55:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:42,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-13 21:55:42,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:42,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:42,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:42,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:42,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:42,211 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:42,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 21:55:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:43,257 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:43,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:55:43,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:43,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:43,890 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:43,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:44,521 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:44,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:45,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:55:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:48,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-13 21:55:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:48,217 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:48,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:48,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:48,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:48,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:48,219 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:48,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 21:55:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:49,238 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:49,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:55:49,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:49,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:50,037 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:50,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:50,611 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:50,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:51,268 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:55:51,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:55:52,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:55:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:55,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-11-13 21:55:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:55:55,501 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:55:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:55:55,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:55,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:55,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:55,503 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:55,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 21:55:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:56,511 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:56,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:55:56,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:56,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:55:57,174 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:55:57,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:55:57,850 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:55:57,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:55:58,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:01,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-11-13 21:56:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:01,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:01,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:01,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:01,420 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:01,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 21:56:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:02,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:02,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:56:02,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:02,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:03,186 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:03,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:03,770 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:03,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:04,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:07,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:07,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-11-13 21:56:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:07,495 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:07,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:07,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:07,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:07,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:07,497 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:07,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 21:56:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:08,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:08,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:56:08,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:08,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:09,223 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:09,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:09,972 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:09,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:10,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:12,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-11-13 21:56:12,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:12,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:12,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:12,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:12,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:12,709 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:12,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 21:56:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:13,758 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:13,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:56:13,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:13,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:14,373 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:14,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:14,980 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:14,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:15,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:18,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:18,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-11-13 21:56:18,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:18,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:18,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:18,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:18,709 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:18,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 21:56:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:19,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:20,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:56:20,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:20,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:20,523 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:20,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:21,171 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:21,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:21,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:24,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-13 21:56:24,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:24,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:24,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:24,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:24,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:24,759 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:24,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 21:56:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:25,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:25,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:56:25,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:26,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:26,445 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:26,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:27,023 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:27,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:27,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:30,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:30,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-11-13 21:56:30,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:30,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:30,934 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:30,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:30,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:30,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:30,936 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:30,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 21:56:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:31,996 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:32,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:56:32,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:32,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:32,728 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:32,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:33,300 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:33,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:33,994 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:56:33,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:56:35,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:56:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:38,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-13 21:56:38,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:38,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:38,167 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:38,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:38,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:38,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:38,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:38,174 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:38,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 21:56:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:39,261 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:39,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:56:39,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:39,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:40,094 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:40,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:40,730 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:40,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:41,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:44,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2024-11-13 21:56:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:44,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:44,384 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:44,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:44,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:44,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:44,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:44,386 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:44,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 21:56:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:45,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:45,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:56:45,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:45,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:46,323 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:46,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:46,923 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:46,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:47,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:50,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-13 21:56:50,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:50,341 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:50,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:50,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:50,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:50,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:50,345 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:50,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 21:56:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:51,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:51,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:56:51,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:51,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:56:52,092 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:56:52,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:56:52,692 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:56:52,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:56:53,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:56:56,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:56,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-13 21:56:56,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:56:56,263 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:56:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:56:56,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:56,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:56,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:56,265 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:56,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 21:56:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:57,408 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:00,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 21:57:00,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:00,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:00,999 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:00,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:01,590 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:01,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:02,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:57:04,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:04,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Forceful destruction successful, exit code 0 [2024-11-13 21:57:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:04,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:04,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:04,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:04,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:04,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:04,641 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:04,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 21:57:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:05,731 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:05,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:57:05,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:05,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:06,392 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:06,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:06,992 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:06,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:07,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:57:11,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:11,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-13 21:57:11,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:11,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:11,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:11,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:11,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:11,148 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:11,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 21:57:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:12,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:12,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:57:12,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:12,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:12,919 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:12,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:13,486 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:13,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:14,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:57:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:17,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-11-13 21:57:17,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:17,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:17,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:17,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:17,523 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:17,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 21:57:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:18,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:18,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:57:18,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:18,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:19,393 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:19,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:20,133 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:20,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:20,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:57:24,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:24,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-11-13 21:57:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:24,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:24,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:24,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:24,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:24,201 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:24,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 21:57:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:25,318 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:25,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:57:25,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:25,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:26,080 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:26,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:26,656 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:26,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:27,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:57:30,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:30,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-11-13 21:57:30,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:30,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:30,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:30,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:30,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:30,469 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:30,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 21:57:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:31,630 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:31,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:57:31,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:31,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:32,253 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:32,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:32,889 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:32,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:33,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:57:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:35,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-13 21:57:35,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:35,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:35,732 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:35,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:35,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:35,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:35,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:35,735 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:35,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 21:57:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:36,902 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:37,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:57:37,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:37,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:37,563 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:37,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:38,144 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:38,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:38,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:57:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:40,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Forceful destruction successful, exit code 0 [2024-11-13 21:57:40,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:40,903 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:40,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:40,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:40,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:40,908 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:40,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 21:57:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:42,157 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:42,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:57:42,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:42,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:42,879 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:42,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:43,510 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:43,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:44,149 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:57:44,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:57:45,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:57:47,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:47,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-13 21:57:47,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:47,664 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:47,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:47,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:47,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:47,670 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:47,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 21:57:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:48,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:48,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:57:48,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:48,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:49,514 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:49,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:50,326 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:50,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:50,987 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:57:50,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:57:52,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:57:55,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:55,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Forceful destruction successful, exit code 0 [2024-11-13 21:57:55,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:57:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:57:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:57:55,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:55,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:55,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:55,579 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:55,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 21:57:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:56,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:56,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:57:56,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:56,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:57:57,486 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:57:57,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:57:58,107 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:57:58,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:57:58,760 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:57:58,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:57:59,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:58:03,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:03,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Forceful destruction successful, exit code 0 [2024-11-13 21:58:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:03,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:58:03,591 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:58:03,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:58:03,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:03,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:03,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:03,593 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:03,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 21:58:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:04,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:04,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:58:04,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:04,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:58:05,432 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:58:05,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:58:06,052 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:58:06,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:58:06,672 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:58:06,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:58:07,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:58:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:11,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-11-13 21:58:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:58:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:58:11,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:58:11,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:11,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:11,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:11,144 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:11,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 21:58:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:12,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:12,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:58:12,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:12,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:58:13,105 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:58:13,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:58:13,735 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:58:13,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:58:14,367 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-11-13 21:58:14,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2024-11-13 21:58:15,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 21:58:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:18,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-11-13 21:58:18,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:18,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:58:18,733 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:58:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:58:18,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:18,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:18,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:18,735 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:18,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 21:58:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:20,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:20,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:58:20,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:20,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:58:20,637 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:58:20,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:58:21,284 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:58:21,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:58:21,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:58:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:25,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-11-13 21:58:25,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:58:25,152 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:58:25,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:58:25,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:25,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:25,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:25,157 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:25,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 21:58:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:26,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:26,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:58:26,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:26,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:58:27,007 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:58:27,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:58:27,687 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:58:27,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:58:28,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-13 21:58:31,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:31,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-13 21:58:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:31,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2024-11-13 21:58:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-11-13 21:58:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:58:31,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:31,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:31,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:31,913 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:31,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 21:58:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:33,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:33,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:58:33,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:33,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:58:33,840 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 21:58:33,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 22 [2024-11-13 21:58:34,463 INFO L349 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2024-11-13 21:58:34,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 51 [2024-11-13 21:58:34,753 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 21:58:34,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-13 21:58:34,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0298571f-ad82-4b15-a3af-62865d28a372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-11-13 21:58:34,768 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:58:34,772 INFO L158 Benchmark]: Toolchain (without parser) took 634513.23ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 92.5MB in the beginning and 120.9MB in the end (delta: -28.4MB). Peak memory consumption was 116.0MB. Max. memory is 16.1GB. [2024-11-13 21:58:34,772 INFO L158 Benchmark]: CDTParser took 1.50ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:34,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.45ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.3MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:58:34,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.11ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:34,773 INFO L158 Benchmark]: Boogie Preprocessor took 70.19ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 72.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:34,773 INFO L158 Benchmark]: RCFGBuilder took 2568.99ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 81.1MB in the end (delta: -8.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-13 21:58:34,773 INFO L158 Benchmark]: CodeCheck took 631442.81ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 81.1MB in the beginning and 120.9MB in the end (delta: -39.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-11-13 21:58:34,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.45ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.3MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.11ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.19ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 72.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2568.99ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 81.1MB in the end (delta: -8.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * CodeCheck took 631442.81ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 81.1MB in the beginning and 120.9MB in the end (delta: -39.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants