./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_3+newton_1_8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk --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 c79b5b9c620a89b5ccbc8a9238defbac5dd93f8a16c11c7717d83a12d6f10e40 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:48:14,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:48:14,326 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:48:14,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:48:14,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:48:14,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:48:14,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:48:14,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:48:14,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:48:14,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:48:14,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:48:14,374 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:48:14,375 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:48:14,375 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:48:14,375 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:48:14,376 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:48:14,376 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:48:14,376 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:48:14,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:48:14,376 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:48:14,377 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:48:14,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:48:14,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:48:14,379 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:48:14,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:48:14,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:48:14,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:48:14,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:14,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:48:14,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:48:14,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:48:14,383 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:48:14,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:48:14,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c79b5b9c620a89b5ccbc8a9238defbac5dd93f8a16c11c7717d83a12d6f10e40 [2024-11-08 22:48:14,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:48:14,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:48:14,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:48:14,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:48:14,677 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:48:14,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_3+newton_1_8.i Unable to find full path for "g++" [2024-11-08 22:48:16,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:48:16,914 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:48:16,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i [2024-11-08 22:48:16,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data/150480507/91c1122acc984888a0fdcaece99b757e/FLAGc76016438 [2024-11-08 22:48:17,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data/150480507/91c1122acc984888a0fdcaece99b757e [2024-11-08 22:48:17,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:48:17,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:48:17,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:17,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:48:17,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:48:17,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752800e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17, skipping insertion in model container [2024-11-08 22:48:17,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,281 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:48:17,478 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_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[1226,1239] [2024-11-08 22:48:17,506 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_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[2820,2833] [2024-11-08 22:48:17,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:17,517 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:48:17,530 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_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[1226,1239] [2024-11-08 22:48:17,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[2820,2833] [2024-11-08 22:48:17,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:17,560 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:48:17,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17 WrapperNode [2024-11-08 22:48:17,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:17,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:17,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:48:17,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:48:17,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,601 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-08 22:48:17,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:17,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:48:17,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:48:17,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:48:17,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:48:17,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:48:17,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:48:17,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:48:17,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:17" (1/1) ... [2024-11-08 22:48:17,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:17,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:48:17,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:48:17,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:48:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:48:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:48:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:48:17,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:48:17,789 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:48:17,793 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:48:18,030 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-08 22:48:18,030 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:48:18,136 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:48:18,137 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:48:18,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:18 BoogieIcfgContainer [2024-11-08 22:48:18,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:48:18,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:48:18,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:48:18,149 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:48:18,149 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:18" (1/1) ... [2024-11-08 22:48:18,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:18,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:18,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 22:48:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 22:48:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:48:18,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:18,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:48:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:18,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:48:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:18,430 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:48:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:18,447 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:48:18,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:48:18 ImpRootNode [2024-11-08 22:48:18,474 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:48:18,477 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:48:18,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:48:18,478 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:48:18,478 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:18" (3/4) ... [2024-11-08 22:48:18,481 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:48:18,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:48:18,483 INFO L158 Benchmark]: Toolchain (without parser) took 1237.48ms. Allocated memory is still 153.1MB. Free memory was 120.2MB in the beginning and 119.0MB in the end (delta: 1.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:18,484 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:18,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.60ms. Allocated memory is still 153.1MB. Free memory was 119.9MB in the beginning and 106.2MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:48:18,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.47ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:18,486 INFO L158 Benchmark]: Boogie Preprocessor took 27.40ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 103.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:18,486 INFO L158 Benchmark]: RCFGBuilder took 506.94ms. Allocated memory is still 153.1MB. Free memory was 103.1MB in the beginning and 87.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:48:18,487 INFO L158 Benchmark]: CodeCheck took 336.20ms. Allocated memory is still 153.1MB. Free memory was 87.1MB in the beginning and 119.7MB in the end (delta: -32.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:18,487 INFO L158 Benchmark]: Witness Printer took 4.98ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 119.0MB in the end (delta: 648.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:18,491 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, 17 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 > -2.0f && IN < 2.0f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -2.0f && IN < 2.0f) [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 0.29ms. Allocated memory is still 109.1MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.60ms. Allocated memory is still 153.1MB. Free memory was 119.9MB in the beginning and 106.2MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.47ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.40ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 103.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.94ms. Allocated memory is still 153.1MB. Free memory was 103.1MB in the beginning and 87.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 336.20ms. Allocated memory is still 153.1MB. Free memory was 87.1MB in the beginning and 119.7MB in the end (delta: -32.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.98ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 119.0MB in the end (delta: 648.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:48:18,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk --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 c79b5b9c620a89b5ccbc8a9238defbac5dd93f8a16c11c7717d83a12d6f10e40 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:48:20,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:48:20,999 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:48:21,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:48:21,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:48:21,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:48:21,058 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:48:21,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:48:21,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:48:21,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:48:21,061 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:48:21,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:48:21,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:48:21,062 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:48:21,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:48:21,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:48:21,066 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:48:21,069 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:48:21,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:48:21,070 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:48:21,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:48:21,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:48:21,071 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:48:21,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:48:21,073 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:48:21,073 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:48:21,073 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:21,074 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:48:21,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:48:21,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:21,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:48:21,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:48:21,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:48:21,076 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:48:21,076 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:21,077 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:48:21,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c79b5b9c620a89b5ccbc8a9238defbac5dd93f8a16c11c7717d83a12d6f10e40 [2024-11-08 22:48:21,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:48:21,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:48:21,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:48:21,504 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:48:21,505 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:48:21,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_3+newton_1_8.i Unable to find full path for "g++" [2024-11-08 22:48:23,572 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:48:23,825 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:48:23,825 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i [2024-11-08 22:48:23,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data/cdbf7a1ff/f29f95ef017e4779a0da8ff7b3aa91c0/FLAG226c4298c [2024-11-08 22:48:23,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/data/cdbf7a1ff/f29f95ef017e4779a0da8ff7b3aa91c0 [2024-11-08 22:48:23,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:48:23,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:48:23,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:23,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:48:23,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:48:23,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:23" (1/1) ... [2024-11-08 22:48:23,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd36ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:23, skipping insertion in model container [2024-11-08 22:48:23,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:23" (1/1) ... [2024-11-08 22:48:23,881 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:48:24,077 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_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[1226,1239] [2024-11-08 22:48:24,107 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_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[2820,2833] [2024-11-08 22:48:24,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:24,121 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:48:24,168 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_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[1226,1239] [2024-11-08 22:48:24,201 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_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/sv-benchmarks/c/combinations/gcd_3+newton_1_8.i[2820,2833] [2024-11-08 22:48:24,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:24,223 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:48:24,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24 WrapperNode [2024-11-08 22:48:24,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:24,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:24,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:48:24,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:48:24,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,265 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-08 22:48:24,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:24,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:48:24,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:48:24,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:48:24,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:48:24,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:48:24,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:48:24,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:48:24,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:24" (1/1) ... [2024-11-08 22:48:24,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:24,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:48:24,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:48:24,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:48:24,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:48:24,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:48:24,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:48:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:48:24,474 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:48:24,477 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:48:46,665 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 22:48:46,665 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:48:46,722 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:48:46,723 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:48:46,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:46 BoogieIcfgContainer [2024-11-08 22:48:46,723 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:48:46,724 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:48:46,724 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:48:46,735 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:48:46,735 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:46" (1/1) ... [2024-11-08 22:48:46,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:46,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 22:48:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 22:48:46,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:48:46,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:46,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:46,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:48:46,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:48:46,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cd51d7d-5dc7-4e26-91bd-b699d4659a90/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process