./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_1_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bba7076723828a76d549dab99f9f19216b374670dd0bb1f48d42a5f4a5ac3a7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:53,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:53,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:23:53,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:23:53,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:23:53,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:53,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:53,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:53,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:53,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:53,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:53,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:53,987 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:23:53,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:53,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:53,989 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:53,989 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:53,989 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:53,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:53,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:53,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:53,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:53,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:53,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:23:53,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:23:53,991 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bba7076723828a76d549dab99f9f19216b374670dd0bb1f48d42a5f4a5ac3a7 [2024-11-13 23:23:54,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:54,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:54,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:54,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:54,415 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:54,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_4+newton_1_7.i Unable to find full path for "g++" [2024-11-13 23:23:56,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:57,165 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:57,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i [2024-11-13 23:23:57,184 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data/3c37be79b/e02f00a520d54c8781aee9dfc823de37/FLAG5cce3db63 [2024-11-13 23:23:57,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data/3c37be79b/e02f00a520d54c8781aee9dfc823de37 [2024-11-13 23:23:57,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:57,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:57,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:57,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:57,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:57,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fec46b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57, skipping insertion in model container [2024-11-13 23:23:57,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:57,443 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[1224,1237] [2024-11-13 23:23:57,499 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[2806,2819] [2024-11-13 23:23:57,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:57,517 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:57,534 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[1224,1237] [2024-11-13 23:23:57,555 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[2806,2819] [2024-11-13 23:23:57,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:57,581 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:57,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57 WrapperNode [2024-11-13 23:23:57,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:57,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:57,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:57,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:57,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,631 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-11-13 23:23:57,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:57,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:57,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:57,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:57,641 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,648 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:57,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:57,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:57,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:57,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:57" (1/1) ... [2024-11-13 23:23:57,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:57,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:57,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:57,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:23:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:23:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:23:57,861 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:57,865 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:58,096 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:58,096 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:58,218 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:58,218 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:23:58,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:58 BoogieIcfgContainer [2024-11-13 23:23:58,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:58,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:58,220 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:58,234 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:58,234 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:58" (1/1) ... [2024-11-13 23:23:58,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:58,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:58,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 23:23:58,330 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 23:23:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:23:58,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:58,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:58,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:58,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:58,598 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:23:58,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:23:58 ImpRootNode [2024-11-13 23:23:58,634 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:23:58,635 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:23:58,635 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:23:58,636 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:23:58,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:58" (3/4) ... [2024-11-13 23:23:58,641 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:23:58,643 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:23:58,648 INFO L158 Benchmark]: Toolchain (without parser) took 1435.72ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 87.2MB in the end (delta: 42.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 23:23:58,649 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:58,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.54ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 117.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:58,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.81ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 115.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:58,650 INFO L158 Benchmark]: Boogie Preprocessor took 25.49ms. Allocated memory is still 167.8MB. Free memory was 115.9MB in the beginning and 114.9MB in the end (delta: 938.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:58,651 INFO L158 Benchmark]: RCFGBuilder took 560.75ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 98.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:23:58,651 INFO L158 Benchmark]: CodeCheck took 414.42ms. Allocated memory is still 167.8MB. Free memory was 98.5MB in the beginning and 87.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:23:58,651 INFO L158 Benchmark]: Witness Printer took 7.86ms. Allocated memory is still 167.8MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:58,656 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 87. Possible FailurePath: [L115] COND FALSE !(__VERIFIER_nondet_int()) [L118] CALL main2() [L97] float IN = __VERIFIER_nondet_float(); [L98] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L100] CALL, EXPR f(IN) [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) [L100] CALL, EXPR fp(IN) [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) [L100] float x = IN - f(IN)/fp(IN); [L108] COND TRUE !(x < 0.1) [L109] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.54ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 117.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.81ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 115.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.49ms. Allocated memory is still 167.8MB. Free memory was 115.9MB in the beginning and 114.9MB in the end (delta: 938.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 560.75ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 98.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 414.42ms. Allocated memory is still 167.8MB. Free memory was 98.5MB in the beginning and 87.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.86ms. Allocated memory is still 167.8MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:23:58,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bba7076723828a76d549dab99f9f19216b374670dd0bb1f48d42a5f4a5ac3a7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:24:01,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:24:02,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:24:02,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:24:02,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:24:02,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:24:02,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:24:02,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:24:02,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:24:02,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:24:02,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:24:02,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:24:02,151 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:24:02,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:24:02,154 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:24:02,155 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:24:02,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:24:02,155 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:24:02,155 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:02,155 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:24:02,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:24:02,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:24:02,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:24:02,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:24:02,156 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:24:02,156 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:24:02,156 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:02,156 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:24:02,157 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bba7076723828a76d549dab99f9f19216b374670dd0bb1f48d42a5f4a5ac3a7 [2024-11-13 23:24:02,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:24:02,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:24:02,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:24:02,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:24:02,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:24:02,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_4+newton_1_7.i Unable to find full path for "g++" [2024-11-13 23:24:04,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:24:05,354 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:24:05,355 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i [2024-11-13 23:24:05,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data/5ed12d184/8f414410415b4806b78e3c9353f27f84/FLAG0a5373029 [2024-11-13 23:24:05,403 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/data/5ed12d184/8f414410415b4806b78e3c9353f27f84 [2024-11-13 23:24:05,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:24:05,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:24:05,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:24:05,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:24:05,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:24:05,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c50ea92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05, skipping insertion in model container [2024-11-13 23:24:05,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,455 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:24:05,696 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[1224,1237] [2024-11-13 23:24:05,754 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[2806,2819] [2024-11-13 23:24:05,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:24:05,786 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:24:05,804 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[1224,1237] [2024-11-13 23:24:05,820 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_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/sv-benchmarks/c/combinations/gcd_4+newton_1_7.i[2806,2819] [2024-11-13 23:24:05,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:24:05,847 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:24:05,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05 WrapperNode [2024-11-13 23:24:05,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:24:05,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:24:05,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:24:05,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:24:05,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,909 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2024-11-13 23:24:05,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:24:05,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:24:05,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:24:05,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:24:05,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:24:05,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:24:05,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:24:05,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:24:05,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:05" (1/1) ... [2024-11-13 23:24:05,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:24:05,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:24:05,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:24:05,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:24:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:24:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:24:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:24:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:24:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:24:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:24:06,115 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:24:06,118 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:24:25,157 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 23:24:25,157 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:24:25,249 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:24:25,250 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:24:25,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:24:25 BoogieIcfgContainer [2024-11-13 23:24:25,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:24:25,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:24:25,252 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:24:25,263 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:24:25,264 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:24:25" (1/1) ... [2024-11-13 23:24:25,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:24:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:25,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 23:24:25,339 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 23:24:25,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:24:25,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:25,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:25,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:25,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:25,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfdece0-6f05-4ff5-97ed-e6e023626e0b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process