./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_1_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/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_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/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_88985108-de92-4d00-b752-cf64260112c6/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 65d58fd3e8c5638a351c469fc6c6b86b0bc6efe1f0f08d6df11bfe5a3616f3a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:29:47,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:29:47,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:29:47,385 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:29:47,386 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:29:47,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:29:47,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:29:47,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:29:47,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:29:47,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:29:47,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:29:47,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:29:47,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:29:47,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:29:47,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:29:47,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:29:47,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:29:47,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:29:47,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:29:47,437 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:29:47,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:29:47,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:29:47,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:29:47,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:29:47,439 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:29:47,439 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:29:47,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:29:47,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:29:47,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:29:47,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:29:47,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:29:47,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:29:47,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:29:47,443 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_88985108-de92-4d00-b752-cf64260112c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65d58fd3e8c5638a351c469fc6c6b86b0bc6efe1f0f08d6df11bfe5a3616f3a3 [2024-11-08 19:29:47,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:29:47,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:29:47,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:29:47,794 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:29:47,794 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:29:47,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_4+newton_1_2.i Unable to find full path for "g++" [2024-11-08 19:29:49,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:29:50,083 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:29:50,083 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i [2024-11-08 19:29:50,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data/cdbea5e47/1fb1e2af92f5452a82f534a232cd4a19/FLAG301e4ca2d [2024-11-08 19:29:50,107 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data/cdbea5e47/1fb1e2af92f5452a82f534a232cd4a19 [2024-11-08 19:29:50,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:29:50,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:29:50,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:29:50,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:29:50,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:29:50,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b09ec4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50, skipping insertion in model container [2024-11-08 19:29:50,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:29:50,337 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[1224,1237] [2024-11-08 19:29:50,391 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[2806,2819] [2024-11-08 19:29:50,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:29:50,407 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:29:50,423 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[1224,1237] [2024-11-08 19:29:50,447 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[2806,2819] [2024-11-08 19:29:50,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:29:50,476 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:29:50,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50 WrapperNode [2024-11-08 19:29:50,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:29:50,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:29:50,478 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:29:50,478 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:29:50,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,531 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-11-08 19:29:50,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:29:50,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:29:50,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:29:50,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:29:50,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:29:50,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:29:50,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:29:50,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:29:50,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:50" (1/1) ... [2024-11-08 19:29:50,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:29:50,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:29:50,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:29:50,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:29:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:29:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:29:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:29:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:29:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:29:50,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:29:50,735 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:29:50,737 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:29:50,946 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 19:29:50,947 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:29:51,025 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:29:51,025 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:29:51,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:29:51 BoogieIcfgContainer [2024-11-08 19:29:51,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:29:51,027 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:29:51,027 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:29:51,036 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:29:51,037 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:29:51" (1/1) ... [2024-11-08 19:29:51,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:29:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:29:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-08 19:29:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-08 19:29:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:29:51,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:29:51,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:29:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:51,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:29:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:51,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:29:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:29:51,301 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:29:51,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:29:51 ImpRootNode [2024-11-08 19:29:51,323 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:29:51,326 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:29:51,326 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:29:51,326 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:29:51,328 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:29:51" (3/4) ... [2024-11-08 19:29:51,333 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:29:51,334 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:29:51,336 INFO L158 Benchmark]: Toolchain (without parser) took 1224.10ms. Allocated memory is still 161.5MB. Free memory was 123.0MB in the beginning and 76.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-08 19:29:51,337 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 161.5MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:51,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.22ms. Allocated memory is still 161.5MB. Free memory was 123.0MB in the beginning and 108.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:29:51,340 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.51ms. Allocated memory is still 161.5MB. Free memory was 108.9MB in the beginning and 106.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:29:51,341 INFO L158 Benchmark]: Boogie Preprocessor took 39.96ms. Allocated memory is still 161.5MB. Free memory was 106.8MB in the beginning and 105.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:51,342 INFO L158 Benchmark]: RCFGBuilder took 449.79ms. Allocated memory is still 161.5MB. Free memory was 105.5MB in the beginning and 89.4MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:29:51,343 INFO L158 Benchmark]: CodeCheck took 297.15ms. Allocated memory is still 161.5MB. Free memory was 89.4MB in the beginning and 76.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:29:51,344 INFO L158 Benchmark]: Witness Printer took 8.54ms. Allocated memory is still 161.5MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:51,348 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 109]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L115] COND FALSE !(__VERIFIER_nondet_int()) [L118] CALL main2() [L97] float IN = __VERIFIER_nondet_float(); [L98] CALL assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L100] CALL, EXPR f(IN) [L87] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L100] RET, EXPR f(IN) [L100] CALL, EXPR fp(IN) [L92] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L100] RET, EXPR fp(IN) [L100] float x = IN - f(IN)/fp(IN); [L108] COND TRUE !(x < 0.1) [L109] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 161.5MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.22ms. Allocated memory is still 161.5MB. Free memory was 123.0MB in the beginning and 108.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.51ms. Allocated memory is still 161.5MB. Free memory was 108.9MB in the beginning and 106.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.96ms. Allocated memory is still 161.5MB. Free memory was 106.8MB in the beginning and 105.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 449.79ms. Allocated memory is still 161.5MB. Free memory was 105.5MB in the beginning and 89.4MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 297.15ms. Allocated memory is still 161.5MB. Free memory was 89.4MB in the beginning and 76.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 8.54ms. Allocated memory is still 161.5MB. Free memory is still 76.8MB. 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 19:29:51,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/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_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/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_88985108-de92-4d00-b752-cf64260112c6/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 65d58fd3e8c5638a351c469fc6c6b86b0bc6efe1f0f08d6df11bfe5a3616f3a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:29:53,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:29:53,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:29:53,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:29:53,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:29:53,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:29:53,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:29:53,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:29:53,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:29:53,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:29:53,977 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:29:53,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:29:53,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:29:53,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:29:53,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:29:53,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:29:53,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:29:53,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:29:53,983 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:29:53,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:29:53,984 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:29:53,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:29:53,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:29:53,988 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:29:53,988 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:29:53,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:29:53,989 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:29:53,989 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:29:53,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:29:53,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:29:53,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:29:53,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:29:53,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:29:53,994 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:29:53,994 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:29:53,995 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:29:53,995 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_88985108-de92-4d00-b752-cf64260112c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65d58fd3e8c5638a351c469fc6c6b86b0bc6efe1f0f08d6df11bfe5a3616f3a3 [2024-11-08 19:29:54,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:29:54,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:29:54,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:29:54,454 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:29:54,455 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:29:54,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_4+newton_1_2.i Unable to find full path for "g++" [2024-11-08 19:29:56,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:29:56,996 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:29:56,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i [2024-11-08 19:29:57,005 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data/6256cb36f/342e8bd5a16a457c8b1217ff0943bc05/FLAG316b27554 [2024-11-08 19:29:57,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/data/6256cb36f/342e8bd5a16a457c8b1217ff0943bc05 [2024-11-08 19:29:57,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:29:57,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:29:57,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:29:57,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:29:57,028 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:29:57,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d06a51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57, skipping insertion in model container [2024-11-08 19:29:57,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:29:57,258 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[1224,1237] [2024-11-08 19:29:57,288 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[2806,2819] [2024-11-08 19:29:57,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:29:57,333 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:29:57,360 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[1224,1237] [2024-11-08 19:29:57,377 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_88985108-de92-4d00-b752-cf64260112c6/sv-benchmarks/c/combinations/gcd_4+newton_1_2.i[2806,2819] [2024-11-08 19:29:57,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:29:57,401 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:29:57,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57 WrapperNode [2024-11-08 19:29:57,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:29:57,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:29:57,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:29:57,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:29:57,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,458 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2024-11-08 19:29:57,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:29:57,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:29:57,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:29:57,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:29:57,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,484 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,487 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:29:57,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:29:57,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:29:57,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:29:57,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:29:57" (1/1) ... [2024-11-08 19:29:57,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:29:57,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:29:57,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:29:57,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:29:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:29:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:29:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:29:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:29:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:29:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:29:57,657 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:29:57,660 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:30:15,642 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 19:30:15,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:30:15,762 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:30:15,762 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:30:15,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:30:15 BoogieIcfgContainer [2024-11-08 19:30:15,763 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:30:15,764 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:30:15,764 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:30:15,774 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:30:15,775 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:30:15" (1/1) ... [2024-11-08 19:30:15,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:30:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:15,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-08 19:30:15,834 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-08 19:30:15,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:30:15,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:15,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:30:15,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:30:15,838 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:30:15,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:43:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:11,172 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:21,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:43:21,965 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:43:21,969 INFO L158 Benchmark]: Toolchain (without parser) took 804946.62ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 42.9MB in the beginning and 63.6MB in the end (delta: -20.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-08 19:43:21,970 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:43:21,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.55ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 42.7MB in the beginning and 96.0MB in the end (delta: -53.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-08 19:43:21,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.42ms. Allocated memory is still 119.5MB. Free memory was 96.0MB in the beginning and 94.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:43:21,972 INFO L158 Benchmark]: Boogie Preprocessor took 30.79ms. Allocated memory is still 119.5MB. Free memory was 94.5MB in the beginning and 92.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:43:21,973 INFO L158 Benchmark]: RCFGBuilder took 18272.23ms. Allocated memory is still 119.5MB. Free memory was 92.4MB in the beginning and 74.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:43:21,974 INFO L158 Benchmark]: CodeCheck took 786203.77ms. Allocated memory is still 119.5MB. Free memory was 74.4MB in the beginning and 63.6MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:43:21,978 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.55ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 42.7MB in the beginning and 96.0MB in the end (delta: -53.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.42ms. Allocated memory is still 119.5MB. Free memory was 96.0MB in the beginning and 94.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.79ms. Allocated memory is still 119.5MB. Free memory was 94.5MB in the beginning and 92.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 18272.23ms. Allocated memory is still 119.5MB. Free memory was 92.4MB in the beginning and 74.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 786203.77ms. Allocated memory is still 119.5MB. Free memory was 74.4MB in the beginning and 63.6MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:43:22,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88985108-de92-4d00-b752-cf64260112c6/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown