./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/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_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/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 64bit --witnessprinter.graph.data.programhash b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:35:16,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:35:16,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 19:35:16,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:35:16,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:35:16,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:35:16,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:35:16,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:35:16,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:35:16,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:35:16,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:35:16,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:35:16,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:35:16,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:35:16,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:35:16,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:35:16,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:35:16,468 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:35:16,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:35:16,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:35:16,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:35:16,472 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:35:16,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:35:16,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:35:16,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:35:16,477 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:35:16,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:35:16,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:35:16,479 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:35:16,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:35:16,479 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_9665aeb5-0e94-43ba-84dd-f4964c314537/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 [2024-11-08 19:35:16,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:35:16,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:35:16,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:35:16,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:35:16,798 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:35:16,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c Unable to find full path for "g++" [2024-11-08 19:35:18,816 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:35:19,121 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:35:19,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c [2024-11-08 19:35:19,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data/e6f171b00/8c38453f7e4b4a9784c47b758f545683/FLAG4bbfb9dfb [2024-11-08 19:35:19,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data/e6f171b00/8c38453f7e4b4a9784c47b758f545683 [2024-11-08 19:35:19,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:35:19,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:35:19,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:35:19,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:35:19,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:35:19,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d827020 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19, skipping insertion in model container [2024-11-08 19:35:19,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:35:19,385 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_9665aeb5-0e94-43ba-84dd-f4964c314537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-11-08 19:35:19,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:35:19,472 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:35:19,486 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_9665aeb5-0e94-43ba-84dd-f4964c314537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-11-08 19:35:19,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:35:19,569 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:35:19,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19 WrapperNode [2024-11-08 19:35:19,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:35:19,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:35:19,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:35:19,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:35:19,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,654 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 399 [2024-11-08 19:35:19,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:35:19,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:35:19,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:35:19,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:35:19,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:35:19,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:35:19,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:35:19,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:35:19,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:19" (1/1) ... [2024-11-08 19:35:19,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:35:19,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:35:19,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:35:19,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:35:19,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:35:19,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:35:19,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:35:19,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:35:19,966 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:35:19,968 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:35:20,738 INFO L? ?]: Removed 168 outVars from TransFormulas that were not future-live. [2024-11-08 19:35:20,739 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:35:21,228 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:35:21,228 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:35:21,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:21 BoogieIcfgContainer [2024-11-08 19:35:21,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:35:21,230 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:35:21,230 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:35:21,241 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:35:21,241 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:21" (1/1) ... [2024-11-08 19:35:21,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:35:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:21,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 19:35:21,314 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 19:35:21,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:35:21,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:21,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:35:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:21,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:35:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:22,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:35:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:22,352 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:35:22,373 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:35:22,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:35:22 ImpRootNode [2024-11-08 19:35:22,381 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:35:22,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:35:22,382 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:35:22,382 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:35:22,383 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:21" (3/4) ... [2024-11-08 19:35:22,386 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:35:22,387 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:35:22,388 INFO L158 Benchmark]: Toolchain (without parser) took 3223.85ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 109.1MB in the beginning and 91.0MB in the end (delta: 18.1MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2024-11-08 19:35:22,388 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 92.3MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:35:22,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.84ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 91.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:35:22,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.98ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 84.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:35:22,390 INFO L158 Benchmark]: Boogie Preprocessor took 62.05ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 80.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:35:22,391 INFO L158 Benchmark]: RCFGBuilder took 1511.11ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 80.8MB in the beginning and 125.6MB in the end (delta: -44.8MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2024-11-08 19:35:22,392 INFO L158 Benchmark]: CodeCheck took 1151.74ms. Allocated memory is still 184.5MB. Free memory was 125.6MB in the beginning and 91.0MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 19:35:22,392 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 184.5MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:35:22,396 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 0.3s 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: 21]: 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 bitwiseOr at line 134, overapproximation of bitwiseAnd at line 121. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10); [L39] const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L45] SORT_1 input_2; [L46] SORT_3 input_4; [L47] SORT_1 input_5; [L48] SORT_1 input_6; [L49] SORT_1 input_29; [L50] SORT_31 input_32; [L51] SORT_31 input_34; [L52] SORT_1 input_36; [L53] SORT_1 input_38; [L54] SORT_1 input_42; [L55] SORT_1 input_44; [L56] SORT_1 input_46; [L57] SORT_1 input_48; [L58] SORT_1 input_50; [L59] SORT_3 input_52; [L60] SORT_1 input_55; [L61] SORT_1 input_59; [L62] SORT_1 input_63; [L63] SORT_1 input_65; [L64] SORT_67 input_68; [L65] SORT_1 input_70; [L66] SORT_1 input_74; [L67] SORT_1 input_81; [L68] SORT_1 input_87; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L70] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L72] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L75] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L76] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] SORT_1 init_9_arg_1 = var_7; [L79] state_8 = init_9_arg_1 [L80] SORT_1 init_15_arg_1 = var_7; [L81] state_14 = init_15_arg_1 [L82] SORT_1 init_26_arg_1 = var_7; [L83] state_25 = init_26_arg_1 [L84] SORT_1 init_28_arg_1 = var_7; [L85] state_27 = init_28_arg_1 [L86] SORT_1 init_41_arg_1 = var_7; [L87] state_40 = init_41_arg_1 [L88] SORT_1 init_58_arg_1 = var_7; [L89] state_57 = init_58_arg_1 [L90] SORT_1 init_62_arg_1 = var_7; [L91] state_61 = init_62_arg_1 VAL [mask_SORT_1=1, state_14=0, state_25=0, state_27=0, state_40=0, state_57=0, state_61=0, state_8=0, var_12=0, var_21=1, var_7=0] [L94] input_2 = __VERIFIER_nondet_uchar() [L95] input_4 = __VERIFIER_nondet_uchar() [L96] input_5 = __VERIFIER_nondet_uchar() [L97] input_6 = __VERIFIER_nondet_uchar() [L98] input_29 = __VERIFIER_nondet_uchar() [L99] input_32 = __VERIFIER_nondet_uchar() [L100] input_34 = __VERIFIER_nondet_uchar() [L101] input_36 = __VERIFIER_nondet_uchar() [L102] input_38 = __VERIFIER_nondet_uchar() [L103] input_42 = __VERIFIER_nondet_uchar() [L104] input_44 = __VERIFIER_nondet_uchar() [L105] input_46 = __VERIFIER_nondet_uchar() [L106] input_48 = __VERIFIER_nondet_uchar() [L107] input_50 = __VERIFIER_nondet_uchar() [L108] input_52 = __VERIFIER_nondet_uchar() [L109] input_55 = __VERIFIER_nondet_uchar() [L110] input_59 = __VERIFIER_nondet_uchar() [L111] input_63 = __VERIFIER_nondet_uchar() [L112] input_65 = __VERIFIER_nondet_uchar() [L113] input_68 = __VERIFIER_nondet_ushort() [L114] input_70 = __VERIFIER_nondet_uchar() [L115] input_74 = __VERIFIER_nondet_uchar() [L116] input_81 = __VERIFIER_nondet_uchar() [L117] input_87 = __VERIFIER_nondet_uchar() [L120] SORT_1 var_11_arg_0 = state_8; [L121] EXPR var_11_arg_0 & mask_SORT_1 [L121] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L122] SORT_10 var_11 = var_11_arg_0; [L123] SORT_10 var_13_arg_0 = var_11; [L124] SORT_10 var_13_arg_1 = var_12; [L125] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L126] SORT_1 var_16_arg_0 = state_14; [L127] EXPR var_16_arg_0 & mask_SORT_1 [L127] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L128] SORT_10 var_16 = var_16_arg_0; [L129] SORT_10 var_17_arg_0 = var_16; [L130] SORT_10 var_17_arg_1 = var_12; [L131] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L132] SORT_1 var_18_arg_0 = var_13; [L133] SORT_1 var_18_arg_1 = var_17; [L134] EXPR var_18_arg_0 | var_18_arg_1 [L134] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L135] SORT_1 var_22_arg_0 = var_18; [L136] SORT_1 var_22 = ~var_22_arg_0; [L137] SORT_1 var_23_arg_0 = var_21; [L138] SORT_1 var_23_arg_1 = var_22; [L139] EXPR var_23_arg_0 & var_23_arg_1 [L139] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L140] EXPR var_23 & mask_SORT_1 [L140] var_23 = var_23 & mask_SORT_1 [L141] SORT_1 bad_24_arg_0 = var_23; [L142] CALL __VERIFIER_assert(!(bad_24_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 92.3MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.84ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 91.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.98ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 84.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.05ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 80.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1511.11ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 80.8MB in the beginning and 125.6MB in the end (delta: -44.8MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * CodeCheck took 1151.74ms. Allocated memory is still 184.5MB. Free memory was 125.6MB in the beginning and 91.0MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 184.5MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:35:22,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/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_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/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 64bit --witnessprinter.graph.data.programhash b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:35:24,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:35:24,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 19:35:24,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:35:24,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:35:24,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:35:24,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:35:24,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:35:24,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:35:24,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:35:24,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:35:24,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:35:24,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:35:24,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:35:24,986 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:35:24,986 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:35:24,987 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:35:24,987 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:35:24,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:35:24,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:35:24,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:35:24,995 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:35:24,995 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:35:24,995 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:24,996 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:35:24,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:35:24,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:35:24,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:35:24,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:35:24,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:35:24,997 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:35:24,998 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:24,999 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:35:24,999 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_9665aeb5-0e94-43ba-84dd-f4964c314537/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0e8e527ed1410fa61bffd0316426c57214997c6d0c7e1e87881279f709630e1 [2024-11-08 19:35:25,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:35:25,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:35:25,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:35:25,424 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:35:25,428 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:35:25,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c Unable to find full path for "g++" [2024-11-08 19:35:27,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:35:27,813 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:35:27,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c [2024-11-08 19:35:27,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data/35a9f889a/12ad3593b3354807a482a5a9ca679542/FLAGf78fc86ae [2024-11-08 19:35:28,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/data/35a9f889a/12ad3593b3354807a482a5a9ca679542 [2024-11-08 19:35:28,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:35:28,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:35:28,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:35:28,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:35:28,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:35:28,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@beb6529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28, skipping insertion in model container [2024-11-08 19:35:28,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:35:28,317 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_9665aeb5-0e94-43ba-84dd-f4964c314537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-11-08 19:35:28,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:35:28,412 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:35:28,426 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_9665aeb5-0e94-43ba-84dd-f4964c314537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p09.c[1266,1279] [2024-11-08 19:35:28,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:35:28,483 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:35:28,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28 WrapperNode [2024-11-08 19:35:28,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:35:28,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:35:28,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:35:28,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:35:28,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,556 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 263 [2024-11-08 19:35:28,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:35:28,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:35:28,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:35:28,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:35:28,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:35:28,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:35:28,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:35:28,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:35:28,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:28" (1/1) ... [2024-11-08 19:35:28,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:35:28,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:35:28,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:35:28,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:35:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:35:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:35:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:35:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:35:28,895 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:35:28,898 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:35:29,235 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-08 19:35:29,236 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:35:29,313 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:35:29,313 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:35:29,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:29 BoogieIcfgContainer [2024-11-08 19:35:29,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:35:29,315 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:35:29,315 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:35:29,326 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:35:29,326 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:29" (1/1) ... [2024-11-08 19:35:29,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:35:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:29,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 19:35:29,408 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 19:35:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:35:29,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:29,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:29,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:29,416 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:29,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:35:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:29,655 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:29,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 19:35:29,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:30,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:30,026 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:35:30,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:35:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:30,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 19:35:30,121 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 19:35:30,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:35:30,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:30,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:30,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:30,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:30,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:35:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:30,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:30,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 19:35:30,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:30,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:35:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-11-08 19:35:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-11-08 19:35:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:35:31,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:31,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:31,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:31,016 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:31,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:35:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:31,265 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:31,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 19:35:31,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:31,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:35:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-11-08 19:35:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-11-08 19:35:32,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:35:32,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:32,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:32,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:32,296 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:32,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:35:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:32,622 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:32,731 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:35:32,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:33,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:35:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:33,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2024-11-08 19:35:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2024-11-08 19:35:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:35:33,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:33,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:33,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:33,900 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:33,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:35:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:34,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:34,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 19:35:34,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:34,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 19:35:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:35,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-08 19:35:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-08 19:35:35,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:35:35,672 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 19:35:35,681 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:35:35,743 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 19:35:35,744 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-08 19:35:35,744 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 19:35:35,745 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-08 19:35:35,745 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:35:35,745 INFO L77 FloydHoareUtils]: At program point L92-2(lines 92 221) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-08 19:35:35,745 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 19:35:35,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:35:35 ImpRootNode [2024-11-08 19:35:35,760 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:35:35,760 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:35:35,761 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:35:35,761 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:35:35,762 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:29" (3/4) ... [2024-11-08 19:35:35,764 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:35:35,780 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 19:35:35,783 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 19:35:35,783 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:35:35,784 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:35:35,839 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 19:35:35,842 INFO L158 Benchmark]: Toolchain (without parser) took 7754.75ms. Allocated memory was 81.8MB in the beginning and 174.1MB in the end (delta: 92.3MB). Free memory was 57.0MB in the beginning and 84.3MB in the end (delta: -27.3MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,842 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.4MB in the end (delta: 22.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.48ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 39.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.17ms. Allocated memory is still 81.8MB. Free memory was 39.7MB in the beginning and 60.5MB in the end (delta: -20.8MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,844 INFO L158 Benchmark]: Boogie Preprocessor took 36.89ms. Allocated memory is still 81.8MB. Free memory was 60.5MB in the beginning and 58.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,844 INFO L158 Benchmark]: RCFGBuilder took 715.25ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 58.4MB in the beginning and 93.9MB in the end (delta: -35.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,845 INFO L158 Benchmark]: CodeCheck took 6444.94ms. Allocated memory was 119.5MB in the beginning and 174.1MB in the end (delta: 54.5MB). Free memory was 93.9MB in the beginning and 88.5MB in the end (delta: 5.4MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,845 INFO L158 Benchmark]: Witness Printer took 80.67ms. Allocated memory is still 174.1MB. Free memory was 88.5MB in the beginning and 84.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:35:35,848 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 252 IncrementalHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 5 mSDtfsCounter, 252 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 485 GetRequests, 425 SyntacticMatches, 16 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 607 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 632 SizeOfPredicates, 20 NumberOfNonLiveVariables, 520 ConjunctsInSsa, 137 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/50 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: ((((((((0 == var_7) && (0 == state_27)) && (0 == state_8)) && (0 == var_12)) && (1 == mask_SORT_1)) && (0 == state_61)) && (0 == state_57)) && (0 == state_40)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.4MB in the end (delta: 22.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.48ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 39.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.17ms. Allocated memory is still 81.8MB. Free memory was 39.7MB in the beginning and 60.5MB in the end (delta: -20.8MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.89ms. Allocated memory is still 81.8MB. Free memory was 60.5MB in the beginning and 58.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 715.25ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 58.4MB in the beginning and 93.9MB in the end (delta: -35.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 6444.94ms. Allocated memory was 119.5MB in the beginning and 174.1MB in the end (delta: 54.5MB). Free memory was 93.9MB in the beginning and 88.5MB in the end (delta: 5.4MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * Witness Printer took 80.67ms. Allocated memory is still 174.1MB. Free memory was 88.5MB in the beginning and 84.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:35:35,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9665aeb5-0e94-43ba-84dd-f4964c314537/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null