./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_3_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_3_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19e5e10e8b882a2339014fe22e262bc9b50fc611ccb496d82df2ea8022cd18a7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:18:00,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:18:00,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:18:00,783 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:18:00,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:18:00,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:18:00,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:18:00,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:18:00,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:18:00,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:18:00,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:18:00,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:18:00,805 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:18:00,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:18:00,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:18:00,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:18:00,805 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:18:00,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:18:00,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:00,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:18:00,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:18:00,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:18:00,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:18:00,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:18:00,806 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19e5e10e8b882a2339014fe22e262bc9b50fc611ccb496d82df2ea8022cd18a7 [2024-12-06 05:18:01,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:18:01,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:18:01,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:18:01,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:18:01,025 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:18:01,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_4+newton_3_2.i [2024-12-06 05:18:03,647 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/655138521/2e2a6aef3ce74165a0bb103bb931ef94/FLAG3bdc9537e [2024-12-06 05:18:03,825 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:18:03,826 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i [2024-12-06 05:18:03,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/655138521/2e2a6aef3ce74165a0bb103bb931ef94/FLAG3bdc9537e [2024-12-06 05:18:04,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/655138521/2e2a6aef3ce74165a0bb103bb931ef94 [2024-12-06 05:18:04,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:18:04,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:18:04,218 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:04,218 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:18:04,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:18:04,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57acec72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04, skipping insertion in model container [2024-12-06 05:18:04,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:18:04,358 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[1224,1237] [2024-12-06 05:18:04,385 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[2848,2861] [2024-12-06 05:18:04,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:04,395 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:18:04,406 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[1224,1237] [2024-12-06 05:18:04,416 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[2848,2861] [2024-12-06 05:18:04,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:04,431 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:18:04,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04 WrapperNode [2024-12-06 05:18:04,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:04,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:04,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:18:04,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:18:04,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,462 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 83 [2024-12-06 05:18:04,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:04,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:18:04,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:18:04,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:18:04,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,477 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:18:04,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:18:04,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:18:04,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:18:04,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:04,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:18:04,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:18:04,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:18:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:18:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 05:18:04,536 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 05:18:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 05:18:04,536 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 05:18:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:18:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:18:04,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:18:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:18:04,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:18:04,595 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:18:04,597 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:18:04,754 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-12-06 05:18:04,754 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:18:04,802 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:18:04,803 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:18:04,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:04 BoogieIcfgContainer [2024-12-06 05:18:04,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:18:04,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:18:04,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:18:04,811 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:18:04,811 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:04" (1/1) ... [2024-12-06 05:18:04,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:18:04,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-06 05:18:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-06 05:18:04,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:18:04,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:04,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2024-12-06 05:18:05,100 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2024-12-06 05:18:05,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:18:05,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:05,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:05,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:05,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:05,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-12-06 05:18:05,276 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-12-06 05:18:05,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:18:05,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:05,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2024-12-06 05:18:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-12-06 05:18:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:18:05,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:05,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:05,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:05,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2024-12-06 05:18:05,935 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2024-12-06 05:18:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:18:05,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:05,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:06,143 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2024-12-06 05:18:06,548 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2024-12-06 05:18:06,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:18:06,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:06,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:07,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2024-12-06 05:18:07,466 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2024-12-06 05:18:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:18:07,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:07,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:07,598 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:07,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 84 transitions. [2024-12-06 05:18:07,751 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2024-12-06 05:18:07,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:18:07,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:07,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:08,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 86 transitions. [2024-12-06 05:18:08,048 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 86 transitions. [2024-12-06 05:18:08,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:18:08,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:08,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:18:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:08,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 05:18:08,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:09,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:09,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 57 states and 105 transitions. [2024-12-06 05:18:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 105 transitions. [2024-12-06 05:18:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:18:09,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:09,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:18:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:09,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 05:18:09,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:09,658 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:09,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 50 transitions. [2024-12-06 05:18:09,757 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2024-12-06 05:18:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:18:09,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:09,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:18:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:09,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 05:18:09,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:12,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:12,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 49 transitions. [2024-12-06 05:18:12,032 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2024-12-06 05:18:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:18:12,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:12,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:12,040 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:18:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:12,087 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:18:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:12,110 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2024-12-06 05:18:12,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:18:12 ImpRootNode [2024-12-06 05:18:12,133 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:18:12,133 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:18:12,133 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:18:12,133 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:18:12,134 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:04" (3/4) ... [2024-12-06 05:18:12,136 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:18:12,137 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:18:12,138 INFO L158 Benchmark]: Toolchain (without parser) took 7920.88ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 109.1MB in the end (delta: 7.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-12-06 05:18:12,138 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:12,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.34ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:18:12,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.81ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:12,139 INFO L158 Benchmark]: Boogie Preprocessor took 22.00ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.4MB in the end (delta: 878.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:18:12,140 INFO L158 Benchmark]: RCFGBuilder took 317.41ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 85.2MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:18:12,140 INFO L158 Benchmark]: CodeCheck took 7329.00ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 109.1MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:12,140 INFO L158 Benchmark]: Witness Printer took 3.83ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 109.1MB in the end (delta: 17.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:12,142 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 4 procedures, 34 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 364 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 117 mSDsluCounter, 118 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 621 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1760 IncrementalHoareTripleChecker+Invalid, 2381 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 621 mSolverCounterUnsat, 118 mSDtfsCounter, 1760 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1459 GetRequests, 1283 SyntacticMatches, 22 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11525 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 682 SizeOfPredicates, 6 NumberOfNonLiveVariables, 231 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 2/87 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 109]: 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 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryArithmeticFLOAToperation at line 104, overapproximation of someBinaryArithmeticFLOAToperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 100, overapproximation of someBinaryArithmeticFLOAToperation at line 87, overapproximation of someBinaryArithmeticFLOAToperation at line 102. Possible FailurePath: [L115] COND FALSE !(__VERIFIER_nondet_int()) [L118] CALL main2() [L97] float IN = __VERIFIER_nondet_float(); [L98] CALL assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L100] CALL, EXPR f(IN) VAL [\old(x)=2] [L87] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L100] RET, EXPR f(IN) VAL [IN=2] [L100] CALL, EXPR fp(IN) VAL [\old(x)=2] [L92] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L100] RET, EXPR fp(IN) VAL [IN=2] [L100] float x = IN - f(IN)/fp(IN); [L102] CALL, EXPR f(x) VAL [\old(x)=3] [L87] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L102] RET, EXPR f(x) VAL [IN=2, x=3] [L102] CALL, EXPR fp(x) VAL [\old(x)=3] [L92] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L102] RET, EXPR fp(x) VAL [IN=2, x=3] [L102] x = x - f(x)/fp(x) [L104] CALL, EXPR f(x) VAL [\old(x)=4] [L87] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L104] RET, EXPR f(x) VAL [IN=2, x=4] [L104] CALL, EXPR fp(x) VAL [\old(x)=4] [L92] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L104] RET, EXPR fp(x) VAL [IN=2, x=4] [L104] x = x - f(x)/fp(x) [L108] COND TRUE !(x < 0.1) VAL [IN=2] [L109] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.34ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.81ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.00ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.4MB in the end (delta: 878.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 317.41ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 85.2MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 7329.00ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 109.1MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.83ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 109.1MB in the end (delta: 17.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:18:12,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_3_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19e5e10e8b882a2339014fe22e262bc9b50fc611ccb496d82df2ea8022cd18a7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:18:14,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:18:14,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:18:14,178 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:18:14,179 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:18:14,179 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:18:14,180 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:18:14,180 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:18:14,180 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:18:14,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:18:14,180 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:18:14,180 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:18:14,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:18:14,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:18:14,181 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:18:14,182 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:18:14,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:14,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:18:14,182 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:18:14,183 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:14,183 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:18:14,183 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19e5e10e8b882a2339014fe22e262bc9b50fc611ccb496d82df2ea8022cd18a7 [2024-12-06 05:18:14,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:18:14,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:18:14,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:18:14,430 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:18:14,431 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:18:14,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_4+newton_3_2.i [2024-12-06 05:18:17,117 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/6f57da1ed/431af8495b7e4072bd11aba8097ab048/FLAGfd368d3ee [2024-12-06 05:18:17,287 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:18:17,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i [2024-12-06 05:18:17,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/6f57da1ed/431af8495b7e4072bd11aba8097ab048/FLAGfd368d3ee [2024-12-06 05:18:17,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/data/6f57da1ed/431af8495b7e4072bd11aba8097ab048 [2024-12-06 05:18:17,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:18:17,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:18:17,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:17,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:18:17,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:18:17,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a48c2fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17, skipping insertion in model container [2024-12-06 05:18:17,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,329 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:18:17,441 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[1224,1237] [2024-12-06 05:18:17,467 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[2848,2861] [2024-12-06 05:18:17,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:17,480 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:18:17,489 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[1224,1237] [2024-12-06 05:18:17,501 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_a0450d41-31a1-4b6f-8b3b-b86525cd205a/sv-benchmarks/c/combinations/gcd_4+newton_3_2.i[2848,2861] [2024-12-06 05:18:17,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:17,514 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:18:17,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17 WrapperNode [2024-12-06 05:18:17,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:17,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:17,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:18:17,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:18:17,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,545 INFO L138 Inliner]: procedures = 28, calls = 28, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 80 [2024-12-06 05:18:17,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:17,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:18:17,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:18:17,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:18:17,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,562 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,563 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:18:17,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:18:17,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:18:17,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:18:17,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:17" (1/1) ... [2024-12-06 05:18:17,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:17,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:18:17,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:18:17,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:18:17,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:18:17,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:18:17,626 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 05:18:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 05:18:17,626 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 05:18:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 05:18:17,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:18:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:18:17,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:18:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:18:17,678 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:18:17,679 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:18:42,214 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-06 05:18:42,214 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:18:42,272 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:18:42,273 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:18:42,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:42 BoogieIcfgContainer [2024-12-06 05:18:42,273 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:18:42,274 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:18:42,274 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:18:42,280 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:18:42,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:42" (1/1) ... [2024-12-06 05:18:42,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:18:42,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:42,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-06 05:18:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-06 05:18:42,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:18:42,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:42,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:42,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:42,327 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:42,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:18:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:42,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:42,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:18:42,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:42,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:42,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:18:42,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:42,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2024-12-06 05:18:42,725 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2024-12-06 05:18:42,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:18:42,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:42,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:42,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:42,728 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:42,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:18:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:42,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:42,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:18:42,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:42,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:18:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-12-06 05:18:43,431 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-12-06 05:18:43,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:18:43,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:43,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:43,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:43,434 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:43,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:18:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:43,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:43,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:18:43,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:43,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:18:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:44,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 48 transitions. [2024-12-06 05:18:44,023 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2024-12-06 05:18:44,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:18:44,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:44,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:44,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:44,026 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:44,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:18:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:44,143 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:44,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:18:44,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:44,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:44,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:18:44,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2024-12-06 05:18:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2024-12-06 05:18:44,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:18:44,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:44,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:44,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:44,981 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:44,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:18:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:45,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:45,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 05:18:45,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:45,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:18:46,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:46,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2024-12-06 05:18:46,107 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2024-12-06 05:18:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:18:46,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:46,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:46,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:46,110 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:46,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:18:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:46,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:46,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:18:46,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:46,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:46,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:18:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:47,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2024-12-06 05:18:47,987 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2024-12-06 05:18:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:18:47,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:47,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:47,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:47,989 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:47,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:18:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:48,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:48,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:18:48,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:18:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:18:50,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:18:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:57,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 50 transitions. [2024-12-06 05:18:57,749 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2024-12-06 05:18:57,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:18:57,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:57,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:57,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:57,752 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:57,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:18:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:57,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:18:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:58,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 05:18:58,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:19:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:19:03,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:19:18,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:19:18,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 52 transitions. [2024-12-06 05:19:18,638 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2024-12-06 05:19:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:19:18,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:19:18,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:19:18,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:19:18,640 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:19:18,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0450d41-31a1-4b6f-8b3b-b86525cd205a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process