./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/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_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:27:08,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:27:08,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:27:08,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:27:08,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:27:08,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:27:08,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:27:08,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:27:08,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:27:08,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:27:08,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:27:08,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:27:08,171 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:27:08,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:27:08,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:27:08,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:27:08,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:27:08,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:27:08,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:27:08,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:27:08,175 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:27:08,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:27:08,178 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:27:08,179 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:27:08,181 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:27:08,182 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:27:08,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:27:08,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:08,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:27:08,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:27:08,184 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:27:08,184 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:27:08,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:27:08,189 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_ed4026cf-6042-4506-952d-30bf230d6bde/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 [2024-11-08 19:27:08,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:08,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:08,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:08,569 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:08,569 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:08,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i Unable to find full path for "g++" [2024-11-08 19:27:10,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:11,210 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:11,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i [2024-11-08 19:27:11,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data/fc9460c2f/baebd6f5f5a84e68b62df1da93e32f0b/FLAG8f64bf947 [2024-11-08 19:27:11,256 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data/fc9460c2f/baebd6f5f5a84e68b62df1da93e32f0b [2024-11-08 19:27:11,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:11,263 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:11,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:11,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:11,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:11,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b49930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11, skipping insertion in model container [2024-11-08 19:27:11,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,302 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:11,532 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_ed4026cf-6042-4506-952d-30bf230d6bde/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-11-08 19:27:11,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:11,607 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:11,620 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_ed4026cf-6042-4506-952d-30bf230d6bde/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-11-08 19:27:11,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:11,671 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:11,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11 WrapperNode [2024-11-08 19:27:11,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:11,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:11,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:11,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:11,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,736 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2024-11-08 19:27:11,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:11,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:11,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:11,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:11,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,756 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:11,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:11,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:11,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:11,783 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:11,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:11,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:11,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:27:11,883 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:27:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:27:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:11,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:12,011 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:12,014 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:12,516 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 19:27:12,516 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:12,939 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:27:12,940 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:27:12,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:12 BoogieIcfgContainer [2024-11-08 19:27:12,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:27:12,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:27:12,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:27:12,957 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:27:12,958 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:27:13,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:13,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-08 19:27:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-08 19:27:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 19:27:13,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:13,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:27:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:27:13,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:27:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:27:13,747 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:27:13,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:27:13 ImpRootNode [2024-11-08 19:27:13,820 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:27:13,822 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:27:13,823 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:27:13,823 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:27:13,824 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:12" (3/4) ... [2024-11-08 19:27:13,826 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:27:13,827 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:27:13,829 INFO L158 Benchmark]: Toolchain (without parser) took 2565.64ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 95.7MB in the beginning and 87.2MB in the end (delta: 8.5MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,829 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 102.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:13,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.94ms. Allocated memory is still 134.2MB. Free memory was 95.3MB in the beginning and 81.3MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.00ms. Allocated memory is still 134.2MB. Free memory was 81.3MB in the beginning and 78.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,832 INFO L158 Benchmark]: Boogie Preprocessor took 39.43ms. Allocated memory is still 134.2MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:13,833 INFO L158 Benchmark]: RCFGBuilder took 1160.63ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 76.5MB in the beginning and 117.4MB in the end (delta: -41.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,834 INFO L158 Benchmark]: CodeCheck took 878.56ms. Allocated memory is still 165.7MB. Free memory was 117.4MB in the beginning and 87.2MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,834 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 165.7MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:13,838 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, 28 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, 44 NumberOfCodeBlocks, 44 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 87, overapproximation of bitwiseOr at line 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 200; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1107940323; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 16; [L28] unsigned char var_1_9 = 16; [L29] unsigned short int var_1_10 = 4; [L30] double var_1_11 = 1000000.5; [L31] double var_1_12 = 1.25; [L32] signed long int last_1_var_1_1 = 200; [L33] unsigned char last_1_var_1_8 = 16; [L34] unsigned short int last_1_var_1_10 = 4; [L91] isInitial = 1 [L92] FCALL initially() [L93] int k_loop; [L94] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=0, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L94] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=0, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L94] COND TRUE k_loop < 1 [L95] CALL updateLastVariables() [L82] last_1_var_1_1 = var_1_1 [L83] last_1_var_1_8 = var_1_8 [L84] last_1_var_1_10 = var_1_10 [L95] RET updateLastVariables() [L96] CALL updateVariables() [L63] var_1_2 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L65] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L66] var_1_3 = __VERIFIER_nondet_long() [L67] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L68] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L69] var_1_6 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_7=0, var_1_8=16, var_1_9=16] [L71] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L72] var_1_7 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_8=16, var_1_9=16] [L74] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=16] [L75] var_1_9 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16] [L77] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=454] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=454] [L78] var_1_12 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=454] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_1=200, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=454] [L96] RET updateVariables() [L97] CALL step() [L38] signed long int stepLocal_2 = last_1_var_1_8; [L39] signed long int stepLocal_1 = var_1_3 * last_1_var_1_8; [L40] COND TRUE stepLocal_1 >= last_1_var_1_1 [L41] var_1_10 = (2 + var_1_9) [L49] signed long int stepLocal_0 = last_1_var_1_10 / var_1_3; [L50] COND FALSE !(stepLocal_0 >= (500 - last_1_var_1_10)) [L53] COND TRUE \read(var_1_2) [L54] var_1_1 = ((var_1_3 - var_1_10) - var_1_8) [L60] var_1_11 = var_1_12 [L97] RET step() [L98] CALL, EXPR property() [L87] EXPR ((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_10) - var_1_8))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((signed long int) var_1_10)) : 1)) && (((last_1_var_1_10 / var_1_3) >= (500 - last_1_var_1_10)) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && (((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1)))) [L87] EXPR ((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1))) [L87] EXPR ((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_10) - var_1_8))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((signed long int) var_1_10)) : 1)) && (((last_1_var_1_10 / var_1_3) >= (500 - last_1_var_1_10)) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && (((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1)))) [L87-L88] return (((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_10) - var_1_8))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((signed long int) var_1_10)) : 1)) && (((last_1_var_1_10 / var_1_3) >= (500 - last_1_var_1_10)) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && (((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1))))) && (var_1_11 == ((double) var_1_12)) ; [L98] RET, EXPR property() [L98] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=200, var_1_11=2, var_1_12=2, var_1_1=1073741606, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=454] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=200, var_1_11=2, var_1_12=2, var_1_1=1073741606, var_1_2=1, var_1_3=1073741822, var_1_6=0, var_1_7=-255, var_1_8=16, var_1_9=454] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 102.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.94ms. Allocated memory is still 134.2MB. Free memory was 95.3MB in the beginning and 81.3MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.00ms. Allocated memory is still 134.2MB. Free memory was 81.3MB in the beginning and 78.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.43ms. Allocated memory is still 134.2MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1160.63ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 76.5MB in the beginning and 117.4MB in the end (delta: -41.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * CodeCheck took 878.56ms. Allocated memory is still 165.7MB. Free memory was 117.4MB in the beginning and 87.2MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 165.7MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:27:13,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/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_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:27:16,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:27:16,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:27:16,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:27:16,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:27:16,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:27:16,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:27:16,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:27:16,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:27:16,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:27:16,984 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:27:16,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:27:16,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:27:16,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:27:16,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:27:16,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:27:16,994 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:27:16,994 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:27:16,995 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:27:16,995 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:27:16,995 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:27:16,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:27:16,999 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:27:17,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:27:17,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:27:17,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:27:17,001 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:17,001 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:27:17,002 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:27:17,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:17,003 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:27:17,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:27:17,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:27:17,004 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:27:17,005 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:17,005 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:27:17,005 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_ed4026cf-6042-4506-952d-30bf230d6bde/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 [2024-11-08 19:27:17,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:17,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:17,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:17,622 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:17,627 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:17,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i Unable to find full path for "g++" [2024-11-08 19:27:20,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:20,580 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:20,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i [2024-11-08 19:27:20,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data/cfb80cf6b/17ac1c9275a4481badf4b412b41596dc/FLAG1518b1928 [2024-11-08 19:27:20,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/data/cfb80cf6b/17ac1c9275a4481badf4b412b41596dc [2024-11-08 19:27:20,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:20,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:20,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:20,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:20,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:20,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:20" (1/1) ... [2024-11-08 19:27:20,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7146e027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:20, skipping insertion in model container [2024-11-08 19:27:20,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:20" (1/1) ... [2024-11-08 19:27:20,685 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:20,996 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_ed4026cf-6042-4506-952d-30bf230d6bde/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-11-08 19:27:21,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:21,108 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:21,129 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_ed4026cf-6042-4506-952d-30bf230d6bde/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-11-08 19:27:21,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:21,212 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:21,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21 WrapperNode [2024-11-08 19:27:21,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:21,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:21,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:21,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:21,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,325 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 98 [2024-11-08 19:27:21,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:21,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:21,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:21,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:21,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,388 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:21,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:21,397 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:21,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:21,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:21" (1/1) ... [2024-11-08 19:27:21,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:21,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:21,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:21,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:27:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:27:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:27:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:21,620 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:21,623 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:22,171 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 19:27:22,171 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:22,426 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:27:22,427 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:27:22,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:22 BoogieIcfgContainer [2024-11-08 19:27:22,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:27:22,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:27:22,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:27:22,442 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:27:22,444 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:22" (1/1) ... [2024-11-08 19:27:22,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:27:22,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-08 19:27:22,540 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-08 19:27:22,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 19:27:22,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:22,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:22,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:22,555 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:22,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:27:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,186 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:27:23,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:34:53,665 WARN L286 SmtUtils]: Spent 11.27s on a formula simplification. DAG size of input: 470 DAG size of output: 536 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:37:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 42 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-08 19:37:30,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:37:33,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:33,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 91 transitions. [2024-11-08 19:37:33,088 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 91 transitions. [2024-11-08 19:37:33,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-08 19:37:33,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:33,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:33,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:37:33,095 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:37:33,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:37:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:33,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:37:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:33,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:37:33,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 261 proven. 1 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 19:37:34,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:37:41,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:41,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 72 states and 128 transitions. [2024-11-08 19:37:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 128 transitions. [2024-11-08 19:37:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 19:37:41,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:41,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:41,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:37:41,210 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:37:41,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:37:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:41,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:37:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:41,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:37:41,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1117 backedges. 525 proven. 1 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2024-11-08 19:37:42,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:37:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 28 states and 38 transitions. [2024-11-08 19:37:43,007 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-08 19:37:43,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:37:43,008 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 19:37:43,022 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:37:43,463 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-11-08 19:37:43,463 INFO L77 FloydHoareUtils]: At program point L64-1(line 64) the Hoare annotation is: true [2024-11-08 19:37:43,464 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-08 19:37:43,464 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-08 19:37:43,464 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-08 19:37:43,464 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: true [2024-11-08 19:37:43,465 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-11-08 19:37:43,465 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-11-08 19:37:43,465 INFO L77 FloydHoareUtils]: At program point L65(line 65) the Hoare annotation is: true [2024-11-08 19:37:43,465 INFO L77 FloydHoareUtils]: At program point L94-1(lines 94 100) the Hoare annotation is: true [2024-11-08 19:37:43,465 INFO L77 FloydHoareUtils]: At program point L94-3(lines 94 100) the Hoare annotation is: true [2024-11-08 19:37:43,466 INFO L77 FloydHoareUtils]: At program point L94-4(lines 94 100) the Hoare annotation is: true [2024-11-08 19:37:43,466 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-08 19:37:43,466 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-11-08 19:37:43,466 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-08 19:37:43,467 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-11-08 19:37:43,467 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:37:43,467 INFO L77 FloydHoareUtils]: At program point L79(line 79) the Hoare annotation is: true [2024-11-08 19:37:43,468 INFO L77 FloydHoareUtils]: At program point L79-1(lines 62 80) the Hoare annotation is: true [2024-11-08 19:37:43,468 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:37:43,468 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-11-08 19:37:43,468 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-11-08 19:37:43,468 INFO L77 FloydHoareUtils]: At program point L67-1(line 67) the Hoare annotation is: true [2024-11-08 19:37:43,469 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-11-08 19:37:43,469 INFO L77 FloydHoareUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2024-11-08 19:37:43,469 INFO L77 FloydHoareUtils]: At program point L68(line 68) the Hoare annotation is: true [2024-11-08 19:37:43,469 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-08 19:37:43,469 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-08 19:37:43,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:37:43 ImpRootNode [2024-11-08 19:37:43,488 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:37:43,488 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:37:43,488 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:37:43,489 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:37:43,490 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:22" (3/4) ... [2024-11-08 19:37:43,493 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:37:43,498 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 19:37:43,503 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-08 19:37:43,504 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 19:37:43,504 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 19:37:43,505 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:37:43,667 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:37:43,668 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:37:43,668 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:37:43,669 INFO L158 Benchmark]: Toolchain (without parser) took 623038.52ms. Allocated memory was 67.1MB in the beginning and 690.0MB in the end (delta: 622.9MB). Free memory was 40.2MB in the beginning and 661.1MB in the end (delta: -620.9MB). Peak memory consumption was 182.9MB. Max. memory is 16.1GB. [2024-11-08 19:37:43,669 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:37:43,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 580.29ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 25.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:37:43,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.78ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 25.2MB in the beginning and 67.9MB in the end (delta: -42.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2024-11-08 19:37:43,672 INFO L158 Benchmark]: Boogie Preprocessor took 66.08ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 66.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:43,672 INFO L158 Benchmark]: RCFGBuilder took 1032.32ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 64.1MB in the end (delta: 1.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 19:37:43,673 INFO L158 Benchmark]: CodeCheck took 621059.03ms. Allocated memory was 90.2MB in the beginning and 690.0MB in the end (delta: 599.8MB). Free memory was 63.8MB in the beginning and 488.4MB in the end (delta: -424.6MB). Peak memory consumption was 175.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:43,673 INFO L158 Benchmark]: Witness Printer took 179.61ms. Allocated memory is still 690.0MB. Free memory was 488.4MB in the beginning and 661.1MB in the end (delta: -172.6MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-08 19:37:43,676 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, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 620.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 263 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 93 mSDsluCounter, 205 SdHoareTripleChecker+Invalid, 5.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 142 mSDsCounter, 166 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 689 IncrementalHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 166 mSolverCounterUnsat, 63 mSDtfsCounter, 689 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2067 GetRequests, 2021 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 576 ImplicationChecksByTransitivity, 8.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 608.0s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 258 ConstructedInterpolants, 1 QuantifiedInterpolants, 595 SizeOfPredicates, 15 NumberOfNonLiveVariables, 519 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 1692/1709 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: 19]: 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 - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_2 == \old(var_1_2))) && (var_1_3 == \old(var_1_3))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (last_1_var_1_1 == \old(last_1_var_1_1))) && (last_1_var_1_8 == \old(last_1_var_1_8))) && (last_1_var_1_10 == \old(last_1_var_1_10))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 580.29ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 25.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.78ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 25.2MB in the beginning and 67.9MB in the end (delta: -42.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.08ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 66.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1032.32ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 64.1MB in the end (delta: 1.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 621059.03ms. Allocated memory was 90.2MB in the beginning and 690.0MB in the end (delta: 599.8MB). Free memory was 63.8MB in the beginning and 488.4MB in the end (delta: -424.6MB). Peak memory consumption was 175.1MB. Max. memory is 16.1GB. * Witness Printer took 179.61ms. Allocated memory is still 690.0MB. Free memory was 488.4MB in the beginning and 661.1MB in the end (delta: -172.6MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:37:43,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed4026cf-6042-4506-952d-30bf230d6bde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE