./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL --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 3ccbd3d527b155627328a35d6caa52dc0505af33db01f6600e6e4ac6df0debf6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:26,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:26,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:25:26,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:26,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:26,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:26,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:26,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:26,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:26,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:26,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:26,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:26,639 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:26,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:26,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:26,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:26,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:26,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:26,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:26,643 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:26,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:26,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:26,644 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:26,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:26,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:26,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:26,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:26,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:26,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:26,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:26,651 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:26,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:26,651 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:26,651 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_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ccbd3d527b155627328a35d6caa52dc0505af33db01f6600e6e4ac6df0debf6 [2023-11-19 03:25:26,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:26,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:26,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:26,930 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:26,931 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:26,932 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i [2023-11-19 03:25:30,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:30,308 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:30,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i [2023-11-19 03:25:30,317 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data/f236d6637/0b891530535949d29e475f6f976192b7/FLAGf66b43563 [2023-11-19 03:25:30,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data/f236d6637/0b891530535949d29e475f6f976192b7 [2023-11-19 03:25:30,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:30,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:30,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:30,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:30,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:30,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4c37ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30, skipping insertion in model container [2023-11-19 03:25:30,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,370 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:30,526 WARN L240 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_707daacb-51de-4a43-a134-99ce67e91d6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i[915,928] [2023-11-19 03:25:30,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:30,582 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:30,595 WARN L240 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_707daacb-51de-4a43-a134-99ce67e91d6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i[915,928] [2023-11-19 03:25:30,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:30,637 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:30,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30 WrapperNode [2023-11-19 03:25:30,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:30,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:30,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:30,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:30,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,711 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2023-11-19 03:25:30,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:30,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:30,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:30,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:30,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:30,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:30,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:30,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:30,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:30" (1/1) ... [2023-11-19 03:25:30,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:30,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:30,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:30,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:25:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:25:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:30,917 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:30,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:31,364 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:31,625 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:31,625 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:25:31,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:31 BoogieIcfgContainer [2023-11-19 03:25:31,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:31,635 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:31,636 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:31,645 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:31,646 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:31" (1/1) ... [2023-11-19 03:25:31,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:31,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:31,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-11-19 03:25:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-11-19 03:25:31,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:25:31,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:31,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:32,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:32,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:32,514 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:25:32,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:25:32 ImpRootNode [2023-11-19 03:25:32,591 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:25:32,591 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:25:32,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:25:32,592 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:25:32,592 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:31" (3/4) ... [2023-11-19 03:25:32,595 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:25:32,596 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:25:32,597 INFO L158 Benchmark]: Toolchain (without parser) took 2261.70ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 98.7MB in the beginning and 133.2MB in the end (delta: -34.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:32,597 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:32,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.91ms. Allocated memory is still 144.7MB. Free memory was 98.4MB in the beginning and 86.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:25:32,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.23ms. Allocated memory is still 144.7MB. Free memory was 86.0MB in the beginning and 83.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:25:32,600 INFO L158 Benchmark]: Boogie Preprocessor took 36.91ms. Allocated memory is still 144.7MB. Free memory was 83.0MB in the beginning and 81.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:32,601 INFO L158 Benchmark]: RCFGBuilder took 884.07ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 81.2MB in the beginning and 117.0MB in the end (delta: -35.8MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:32,601 INFO L158 Benchmark]: CodeCheck took 955.38ms. Allocated memory is still 174.1MB. Free memory was 117.0MB in the beginning and 133.2MB in the end (delta: -16.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:32,602 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 174.1MB. Free memory is still 133.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:32,606 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 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: 19]: 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 someBinaryDOUBLEComparisonOperation at line 77, overapproximation of shiftLeft at line 40. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] unsigned short int var_1_3 = 1; [L25] unsigned short int var_1_4 = 19138; [L26] unsigned short int var_1_5 = 0; [L27] signed char var_1_6 = 25; [L28] signed long int var_1_7 = -50; [L29] double var_1_8 = 8.3; [L30] unsigned char var_1_9 = 128; [L31] unsigned char var_1_10 = 1; [L32] double var_1_11 = 256.2; [L81] isInitial = 1 [L82] FCALL initially() [L83] COND TRUE 1 [L84] FCALL updateLastVariables() [L85] CALL updateVariables() [L53] var_1_2 = __VERIFIER_nondet_uchar() [L54] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L55] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L56] var_1_3 = __VERIFIER_nondet_ushort() [L57] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L58] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L59] var_1_4 = __VERIFIER_nondet_ushort() [L60] CALL assume_abort_if_not(var_1_4 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_4 >= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L61] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L62] var_1_5 = __VERIFIER_nondet_ushort() [L63] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L64] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L65] var_1_9 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L67] CALL assume_abort_if_not(var_1_9 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_9 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L68] var_1_10 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L70] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L71] var_1_11 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=2, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_11=2, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L85] RET updateVariables() [L86] CALL step() [L36] COND FALSE !(\read(var_1_2)) [L39] unsigned short int stepLocal_0 = var_1_4; [L40] EXPR var_1_5 << var_1_1 [L40] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L40] COND FALSE !(stepLocal_0 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) [L43] var_1_7 = (var_1_5 + (var_1_1 + var_1_4)) [L45] COND TRUE (var_1_9 - ((((5) > (var_1_10)) ? (5) : (var_1_10)))) >= var_1_3 [L46] var_1_8 = var_1_11 [L48] COND FALSE !(var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) [L86] RET step() [L87] CALL, EXPR property() [L77] EXPR ((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4))))) [L77] EXPR var_1_5 << var_1_1 [L77] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L77] EXPR ((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4))))) [L77-L78] return (((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4)))))) && (((var_1_9 - ((((5) > (var_1_10)) ? (5) : (var_1_10)))) >= var_1_3) ? (var_1_8 == ((double) var_1_11)) : 1) ; [L87] RET, EXPR property() [L87] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=16632, var_1_8=2, var_1_9=255] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_1=0, var_1_2=0, var_1_3=250, var_1_4=16383, var_1_5=249, var_1_6=25, var_1_7=16632, var_1_8=2, var_1_9=255] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.91ms. Allocated memory is still 144.7MB. Free memory was 98.4MB in the beginning and 86.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.23ms. Allocated memory is still 144.7MB. Free memory was 86.0MB in the beginning and 83.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.91ms. Allocated memory is still 144.7MB. Free memory was 83.0MB in the beginning and 81.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 884.07ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 81.2MB in the beginning and 117.0MB in the end (delta: -35.8MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * CodeCheck took 955.38ms. Allocated memory is still 174.1MB. Free memory was 117.0MB in the beginning and 133.2MB in the end (delta: -16.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 174.1MB. Free memory is still 133.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:25:32,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/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_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL --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 3ccbd3d527b155627328a35d6caa52dc0505af33db01f6600e6e4ac6df0debf6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:35,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:35,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:25:35,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:35,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:35,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:35,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:35,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:35,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:35,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:35,438 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:35,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:35,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:35,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:35,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:35,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:35,442 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:25:35,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:25:35,443 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:25:35,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:35,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:35,445 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:35,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:35,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:35,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:35,447 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:35,447 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:35,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:35,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:35,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:35,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:35,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:35,450 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:25:35,451 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:35,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:35,451 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:25:35,452 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:35,452 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ccbd3d527b155627328a35d6caa52dc0505af33db01f6600e6e4ac6df0debf6 [2023-11-19 03:25:35,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:35,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:35,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:35,939 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:35,940 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:35,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i [2023-11-19 03:25:39,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:39,582 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:39,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i [2023-11-19 03:25:39,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data/b642fde0f/bac8db07c27a4ae88ae6f790e2c071ab/FLAGaee100fc2 [2023-11-19 03:25:39,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/data/b642fde0f/bac8db07c27a4ae88ae6f790e2c071ab [2023-11-19 03:25:39,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:39,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:39,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:39,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:39,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:39,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44aa851c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39, skipping insertion in model container [2023-11-19 03:25:39,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,643 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:39,787 WARN L240 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_707daacb-51de-4a43-a134-99ce67e91d6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i[915,928] [2023-11-19 03:25:39,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:39,847 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:39,860 WARN L240 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_707daacb-51de-4a43-a134-99ce67e91d6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-70.i[915,928] [2023-11-19 03:25:39,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:39,901 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:39,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39 WrapperNode [2023-11-19 03:25:39,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:39,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:39,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:39,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:39,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,951 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2023-11-19 03:25:39,952 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:39,953 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:39,953 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:39,953 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:39,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,993 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:39,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:39,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:39,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:39,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:40,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:39" (1/1) ... [2023-11-19 03:25:40,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:40,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:40,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:40,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:40,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:40,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:25:40,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:25:40,097 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:25:40,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:40,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:40,183 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:40,185 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:40,420 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:40,562 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:40,563 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:25:40,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:40 BoogieIcfgContainer [2023-11-19 03:25:40,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:40,568 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:40,569 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:40,580 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:40,580 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:40" (1/1) ... [2023-11-19 03:25:40,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:40,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-11-19 03:25:40,657 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-11-19 03:25:40,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:25:40,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:40,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:40,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:25:40,666 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:25:40,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707daacb-51de-4a43-a134-99ce67e91d6f/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:25:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:41,197 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:25:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:41,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:25:41,305 INFO L285 TraceCheckSpWp]: Computing forward predicates...