./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_1_4.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_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/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_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/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_25b66bf9-3688-46ce-a780-8699a178f5ce/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 8791b111097588f326aaf544c3865a21bd353d95ed7e15d093f7405d42c088eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:51:30,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:51:30,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:51:30,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:51:30,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:51:30,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:51:30,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:51:30,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:51:30,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:51:30,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:51:30,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:51:30,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:51:30,359 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:51:30,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:51:30,360 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:51:30,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:51:30,361 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:51:30,361 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:51:30,361 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:51:30,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:30,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:51:30,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:51:30,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:51:30,361 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:51:30,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:51:30,364 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_25b66bf9-3688-46ce-a780-8699a178f5ce/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 -> 8791b111097588f326aaf544c3865a21bd353d95ed7e15d093f7405d42c088eb [2024-11-13 20:51:30,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:51:30,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:51:30,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:51:30,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:51:30,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:51:30,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_2+newton_1_4.i Unable to find full path for "g++" [2024-11-13 20:51:32,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:51:32,971 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:51:32,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i [2024-11-13 20:51:32,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data/b11665622/2d0dc6be21f54aab8c21243885578ede/FLAG54a3ef476 [2024-11-13 20:51:32,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data/b11665622/2d0dc6be21f54aab8c21243885578ede [2024-11-13 20:51:32,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:51:33,000 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:51:33,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:33,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:51:33,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:51:33,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:32" (1/1) ... [2024-11-13 20:51:33,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ca1c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33, skipping insertion in model container [2024-11-13 20:51:33,009 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:32" (1/1) ... [2024-11-13 20:51:33,029 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:51:33,223 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[1226,1239] [2024-11-13 20:51:33,253 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[2820,2833] [2024-11-13 20:51:33,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:33,267 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:51:33,283 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[1226,1239] [2024-11-13 20:51:33,301 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[2820,2833] [2024-11-13 20:51:33,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:33,319 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:51:33,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33 WrapperNode [2024-11-13 20:51:33,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:33,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:33,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:51:33,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:51:33,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,366 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-13 20:51:33,367 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:33,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:51:33,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:51:33,368 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:51:33,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,385 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,390 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:51:33,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:51:33,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:51:33,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:51:33,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:33,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:51:33,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:51:33,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:51:33,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:51:33,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:51:33,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:51:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:51:33,592 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:51:33,594 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:51:33,842 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 20:51:33,842 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:51:33,958 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:51:33,958 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:51:33,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:51:33 BoogieIcfgContainer [2024-11-13 20:51:33,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:51:33,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:51:33,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:51:33,979 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:51:33,979 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:51:33" (1/1) ... [2024-11-13 20:51:33,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:51:34,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 20:51:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 20:51:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:51:34,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:34,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:51:34,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:51:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:51:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:51:34,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:51:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:51:34,267 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:51:34,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:51:34 ImpRootNode [2024-11-13 20:51:34,294 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:51:34,294 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:51:34,295 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:51:34,295 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:51:34,295 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:51:33" (3/4) ... [2024-11-13 20:51:34,298 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:51:34,299 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:51:34,300 INFO L158 Benchmark]: Toolchain (without parser) took 1299.99ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 49.7MB in the end (delta: 41.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:51:34,301 INFO L158 Benchmark]: CDTParser took 1.04ms. Allocated memory is still 83.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:51:34,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.45ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 78.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:51:34,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.12ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:51:34,302 INFO L158 Benchmark]: Boogie Preprocessor took 40.91ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.9MB in the end (delta: 628.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:51:34,302 INFO L158 Benchmark]: RCFGBuilder took 551.52ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 60.7MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:51:34,303 INFO L158 Benchmark]: CodeCheck took 328.55ms. Allocated memory is still 117.4MB. Free memory was 60.7MB in the beginning and 49.7MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:51:34,303 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 117.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:51:34,305 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 1 procedures, 15 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: 102]: 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 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L108] COND FALSE !(__VERIFIER_nondet_int()) [L111] CALL main2() [L90] float IN = __VERIFIER_nondet_float(); [L91] CALL assume_abort_if_not(IN > -0.8f && IN < 0.8f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.8f && IN < 0.8f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04ms. Allocated memory is still 83.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.45ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 78.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.12ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.91ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.9MB in the end (delta: 628.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 551.52ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 60.7MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 328.55ms. Allocated memory is still 117.4MB. Free memory was 60.7MB in the beginning and 49.7MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 117.4MB. Free memory is still 49.7MB. 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 20:51:34,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/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_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/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_25b66bf9-3688-46ce-a780-8699a178f5ce/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 8791b111097588f326aaf544c3865a21bd353d95ed7e15d093f7405d42c088eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:51:37,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:51:37,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:51:37,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:51:37,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:51:37,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:51:37,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:51:37,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:51:37,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:51:37,234 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:51:37,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:51:37,239 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:51:37,239 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:51:37,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:51:37,239 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:51:37,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:51:37,240 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:51:37,240 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:51:37,240 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:51:37,240 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:51:37,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:51:37,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:37,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:51:37,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:51:37,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:51:37,241 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:51:37,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:51:37,241 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:51:37,241 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_25b66bf9-3688-46ce-a780-8699a178f5ce/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 -> 8791b111097588f326aaf544c3865a21bd353d95ed7e15d093f7405d42c088eb [2024-11-13 20:51:37,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:51:37,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:51:37,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:51:37,533 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:51:37,534 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:51:37,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_2+newton_1_4.i Unable to find full path for "g++" [2024-11-13 20:51:39,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:51:39,757 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:51:39,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i [2024-11-13 20:51:39,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data/de037a51a/319d7fb063aa469aba55cdc56a298138/FLAG9facc6a2e [2024-11-13 20:51:39,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/data/de037a51a/319d7fb063aa469aba55cdc56a298138 [2024-11-13 20:51:39,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:51:39,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:51:39,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:39,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:51:39,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:51:39,798 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:39" (1/1) ... [2024-11-13 20:51:39,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24d364a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:39, skipping insertion in model container [2024-11-13 20:51:39,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:39" (1/1) ... [2024-11-13 20:51:39,816 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:51:39,999 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[1226,1239] [2024-11-13 20:51:40,029 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[2820,2833] [2024-11-13 20:51:40,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:40,045 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:51:40,059 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[1226,1239] [2024-11-13 20:51:40,072 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_25b66bf9-3688-46ce-a780-8699a178f5ce/sv-benchmarks/c/combinations/gcd_2+newton_1_4.i[2820,2833] [2024-11-13 20:51:40,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:40,098 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:51:40,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40 WrapperNode [2024-11-13 20:51:40,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:40,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:40,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:51:40,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:51:40,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,156 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-13 20:51:40,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:40,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:51:40,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:51:40,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:51:40,165 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,171 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:51:40,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:51:40,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:51:40,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:51:40,208 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:40" (1/1) ... [2024-11-13 20:51:40,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:40,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:51:40,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:51:40,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:51:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:51:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:51:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:51:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:51:40,381 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:51:40,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:51:58,903 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 20:51:58,904 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:51:58,978 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:51:58,978 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:51:58,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:51:58 BoogieIcfgContainer [2024-11-13 20:51:58,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:51:58,979 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:51:58,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:51:58,990 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:51:58,990 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:51:58" (1/1) ... [2024-11-13 20:51:59,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:51:59,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:59,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 20:51:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 20:51:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:51:59,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:59,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:51:59,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:51:59,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:51:59,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b66bf9-3688-46ce-a780-8699a178f5ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:57:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:57:25,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.