./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_3_1.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_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/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_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_3_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/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_ec0fbae3-be31-4674-9aad-89b706a68e7e/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 ad6236f3b1535aee53ef497474ba76faac9143455d497d8d917066c0b5859668 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:14:11,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:14:11,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:14:11,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:14:11,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:14:11,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:14:11,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:14:11,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:14:11,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:14:11,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:14:11,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:14:11,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:14:11,381 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:14:11,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:14:11,381 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:14:11,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:14:11,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:14:11,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:14:11,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:14:11,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:14:11,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:14:11,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:14:11,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:14:11,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:14:11,382 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:14:11,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:14:11,382 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/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 -> ad6236f3b1535aee53ef497474ba76faac9143455d497d8d917066c0b5859668 [2024-12-05 23:14:11,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:14:11,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:14:11,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:14:11,599 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:14:11,599 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:14:11,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_4+newton_3_1.i [2024-12-05 23:14:14,241 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/93a212ab1/ef97fb76529a44cbaef75fe0f1a6e240/FLAGf36b20d94 [2024-12-05 23:14:14,416 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:14:14,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i [2024-12-05 23:14:14,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/93a212ab1/ef97fb76529a44cbaef75fe0f1a6e240/FLAGf36b20d94 [2024-12-05 23:14:14,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/93a212ab1/ef97fb76529a44cbaef75fe0f1a6e240 [2024-12-05 23:14:14,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:14:14,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:14:14,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:14:14,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:14:14,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:14:14,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8bda5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14, skipping insertion in model container [2024-12-05 23:14:14,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,480 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:14:14,616 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[1224,1237] [2024-12-05 23:14:14,640 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[2848,2861] [2024-12-05 23:14:14,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:14:14,650 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:14:14,660 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[1224,1237] [2024-12-05 23:14:14,669 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[2848,2861] [2024-12-05 23:14:14,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:14:14,684 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:14:14,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14 WrapperNode [2024-12-05 23:14:14,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:14:14,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:14:14,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:14:14,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:14:14,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,715 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 83 [2024-12-05 23:14:14,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:14:14,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:14:14,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:14:14,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:14:14,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,730 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:14:14,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:14:14,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:14:14,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:14:14,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:14" (1/1) ... [2024-12-05 23:14:14,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:14:14,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:14:14,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:14:14,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:14:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:14:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 23:14:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 23:14:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 23:14:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 23:14:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:14:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:14:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:14:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:14:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:14:14,850 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:14:14,852 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:14:15,008 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-12-05 23:14:15,008 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:14:15,057 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:14:15,057 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:14:15,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:15 BoogieIcfgContainer [2024-12-05 23:14:15,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:14:15,058 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:14:15,058 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:14:15,067 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:14:15,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:15" (1/1) ... [2024-12-05 23:14:15,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:14:15,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-05 23:14:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-05 23:14:15,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:14:15,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:15,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:15,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:15,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:15,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2024-12-05 23:14:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2024-12-05 23:14:15,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:14:15,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:15,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:15,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:15,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:15,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-12-05 23:14:15,530 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-12-05 23:14:15,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:14:15,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:15,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:15,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2024-12-05 23:14:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-12-05 23:14:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 23:14:15,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:15,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:15,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:16,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:16,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2024-12-05 23:14:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2024-12-05 23:14:16,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 23:14:16,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:16,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:16,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:16,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2024-12-05 23:14:16,825 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2024-12-05 23:14:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:14:16,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:16,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:17,077 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:17,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2024-12-05 23:14:17,763 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2024-12-05 23:14:17,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:14:17,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:17,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:17,911 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:18,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:18,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 84 transitions. [2024-12-05 23:14:18,068 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2024-12-05 23:14:18,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:14:18,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:18,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:18,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:18,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 86 transitions. [2024-12-05 23:14:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 86 transitions. [2024-12-05 23:14:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 23:14:18,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:18,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:14:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:18,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 23:14:18,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:19,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:19,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2024-12-05 23:14:19,835 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2024-12-05 23:14:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 23:14:19,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:19,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:14:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:19,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 23:14:19,874 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:20,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:20,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 50 transitions. [2024-12-05 23:14:20,129 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2024-12-05 23:14:20,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:14:20,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:20,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:14:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:20,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 23:14:20,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:22,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 49 transitions. [2024-12-05 23:14:22,169 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2024-12-05 23:14:22,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:14:22,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:22,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:14:22,177 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:14:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:14:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:14:22,215 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:14:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:14:22,238 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2024-12-05 23:14:22,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:14:22 ImpRootNode [2024-12-05 23:14:22,260 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:14:22,261 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:14:22,261 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:14:22,261 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:14:22,262 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:15" (3/4) ... [2024-12-05 23:14:22,264 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 23:14:22,264 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:14:22,265 INFO L158 Benchmark]: Toolchain (without parser) took 7821.25ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 120.0MB in the beginning and 332.6MB in the end (delta: -212.6MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-12-05 23:14:22,266 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:14:22,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.75ms. Allocated memory is still 142.6MB. Free memory was 119.8MB in the beginning and 107.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:14:22,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.98ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:14:22,267 INFO L158 Benchmark]: Boogie Preprocessor took 21.39ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.4MB in the end (delta: 965.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:14:22,267 INFO L158 Benchmark]: RCFGBuilder took 319.00ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 88.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:14:22,267 INFO L158 Benchmark]: CodeCheck took 7202.43ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 88.5MB in the beginning and 336.6MB in the end (delta: -248.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:14:22,267 INFO L158 Benchmark]: Witness Printer took 3.69ms. Allocated memory is still 377.5MB. Free memory was 336.6MB in the beginning and 332.6MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:14:22,269 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: 7.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 361 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 114 mSDsluCounter, 118 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 608 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1744 IncrementalHoareTripleChecker+Invalid, 2352 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 608 mSolverCounterUnsat, 118 mSDtfsCounter, 1744 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1459 GetRequests, 1283 SyntacticMatches, 22 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11511 ImplicationChecksByTransitivity, 4.8s 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 92, overapproximation of someBinaryArithmeticFLOAToperation at line 100, overapproximation of someBinaryArithmeticFLOAToperation at line 104, 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 > -0.2f && IN < 0.2f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [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 0.27ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 239.75ms. Allocated memory is still 142.6MB. Free memory was 119.8MB in the beginning and 107.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.98ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.39ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.4MB in the end (delta: 965.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 319.00ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 88.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 7202.43ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 88.5MB in the beginning and 336.6MB in the end (delta: -248.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.69ms. Allocated memory is still 377.5MB. Free memory was 336.6MB in the beginning and 332.6MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 23:14:22,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/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_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/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_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_3_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/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_ec0fbae3-be31-4674-9aad-89b706a68e7e/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 ad6236f3b1535aee53ef497474ba76faac9143455d497d8d917066c0b5859668 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:14:24,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:14:24,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:14:24,290 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:14:24,290 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:14:24,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:14:24,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:14:24,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:14:24,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:14:24,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:14:24,291 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:14:24,291 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:14:24,292 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:14:24,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:14:24,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:14:24,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:24,293 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:14:24,294 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/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 -> ad6236f3b1535aee53ef497474ba76faac9143455d497d8d917066c0b5859668 [2024-12-05 23:14:24,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:14:24,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:14:24,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:14:24,533 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:14:24,534 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:14:24,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_4+newton_3_1.i [2024-12-05 23:14:27,204 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/ec5104b8e/70a15751e5d74863b2e2ba1a528cabcd/FLAG45e484f0a [2024-12-05 23:14:27,366 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:14:27,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i [2024-12-05 23:14:27,379 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/ec5104b8e/70a15751e5d74863b2e2ba1a528cabcd/FLAG45e484f0a [2024-12-05 23:14:27,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/data/ec5104b8e/70a15751e5d74863b2e2ba1a528cabcd [2024-12-05 23:14:27,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:14:27,756 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:14:27,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:14:27,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:14:27,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:14:27,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:27,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772da11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27, skipping insertion in model container [2024-12-05 23:14:27,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:27,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:14:27,890 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[1224,1237] [2024-12-05 23:14:27,913 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[2848,2861] [2024-12-05 23:14:27,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:14:27,926 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:14:27,935 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[1224,1237] [2024-12-05 23:14:27,946 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_ec0fbae3-be31-4674-9aad-89b706a68e7e/sv-benchmarks/c/combinations/gcd_4+newton_3_1.i[2848,2861] [2024-12-05 23:14:27,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:14:27,958 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:14:27,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27 WrapperNode [2024-12-05 23:14:27,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:14:27,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:14:27,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:14:27,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:14:27,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:27,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:27,987 INFO L138 Inliner]: procedures = 28, calls = 28, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 80 [2024-12-05 23:14:27,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:14:27,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:14:27,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:14:27,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:14:27,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:27,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:27,999 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:27,999 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:28,006 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:28,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:28,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:28,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:28,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:28,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:14:28,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:14:28,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:14:28,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:14:28,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:27" (1/1) ... [2024-12-05 23:14:28,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:14:28,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:14:28,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:14:28,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:14:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:14:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:14:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 23:14:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 23:14:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 23:14:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 23:14:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:14:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:14:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:14:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:14:28,110 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:14:28,112 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:14:54,164 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-05 23:14:54,164 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:14:54,212 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:14:54,212 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:14:54,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:54 BoogieIcfgContainer [2024-12-05 23:14:54,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:14:54,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:14:54,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:14:54,220 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:14:54,220 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:54" (1/1) ... [2024-12-05 23:14:54,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:14:54,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-05 23:14:54,266 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-05 23:14:54,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:14:54,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:54,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:54,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:54,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:54,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:14:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:54,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:54,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:14:54,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:54,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:14:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2024-12-05 23:14:54,724 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2024-12-05 23:14:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:14:54,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:54,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:54,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:54,729 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:54,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:14:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:54,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:54,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:14:54,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:54,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:14:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:55,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-12-05 23:14:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-12-05 23:14:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:14:55,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:55,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:55,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:55,503 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:55,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:14:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:55,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:55,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:14:55,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:55,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:14:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 48 transitions. [2024-12-05 23:14:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2024-12-05 23:14:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 23:14:56,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:56,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:56,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:56,115 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:56,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:14:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:56,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:56,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 23:14:56,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:56,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:14:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2024-12-05 23:14:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2024-12-05 23:14:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 23:14:57,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:57,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:57,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:57,084 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:57,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:14:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:57,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:57,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:14:57,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:57,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:14:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2024-12-05 23:14:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2024-12-05 23:14:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:14:58,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:58,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:58,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:58,248 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:58,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:14:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:58,404 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:58,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:14:58,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:58,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 23:15:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2024-12-05 23:15:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2024-12-05 23:15:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 23:15:00,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:00,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:15:00,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:15:00,304 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:15:00,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 23:15:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:00,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:15:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:00,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 23:15:00,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:15:03,178 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:15:03,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 23:15:10,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:10,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 50 transitions. [2024-12-05 23:15:10,451 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2024-12-05 23:15:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:15:10,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:10,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:15:10,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:15:10,455 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:15:10,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 23:15:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:10,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:15:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:10,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 23:15:10,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:15:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:15:16,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 23:15:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:30,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 52 transitions. [2024-12-05 23:15:30,861 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2024-12-05 23:15:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:15:30,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:30,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:15:30,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:15:30,864 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:15:30,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec0fbae3-be31-4674-9aad-89b706a68e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process