./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm --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 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:19:47,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:19:48,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:19:48,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:19:48,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:19:48,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:19:48,081 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:19:48,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:19:48,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:19:48,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:19:48,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:19:48,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:19:48,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:19:48,083 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:19:48,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:19:48,083 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:19:48,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:19:48,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:19:48,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:48,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:19:48,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:19:48,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:19:48,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:19:48,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:19:48,084 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm 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 -> 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 [2024-11-13 20:19:48,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:19:48,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:19:48,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:19:48,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:19:48,438 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:19:48,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i Unable to find full path for "g++" [2024-11-13 20:19:50,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:19:50,811 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:19:50,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i [2024-11-13 20:19:50,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data/e161550e8/ab8b2e99be6b4986b9e278dedb319d03/FLAGeaa1f10e5 [2024-11-13 20:19:50,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data/e161550e8/ab8b2e99be6b4986b9e278dedb319d03 [2024-11-13 20:19:50,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:19:50,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:19:50,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:50,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:19:50,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:19:50,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:50" (1/1) ... [2024-11-13 20:19:50,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0ea60b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:50, skipping insertion in model container [2024-11-13 20:19:50,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:50" (1/1) ... [2024-11-13 20:19:50,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:19:51,033 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_6b997da6-7e2e-44b5-a8da-8365924bbfef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-13 20:19:51,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:51,132 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:19:51,142 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_6b997da6-7e2e-44b5-a8da-8365924bbfef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-13 20:19:51,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:51,207 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:19:51,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51 WrapperNode [2024-11-13 20:19:51,208 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:51,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:51,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:19:51,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:19:51,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,271 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2024-11-13 20:19:51,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:51,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:19:51,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:19:51,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:19:51,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:19:51,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:19:51,323 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:19:51,323 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:19:51,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:51,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:19:51,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:19:51,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:19:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:19:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:19:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:19:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:19:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:19:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:19:51,493 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:19:51,496 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:19:51,728 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 20:19:51,728 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:19:51,892 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:19:51,894 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:19:51,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:51 BoogieIcfgContainer [2024-11-13 20:19:51,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:19:51,896 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:19:51,896 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:19:51,907 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:19:51,907 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:19:51,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-13 20:19:51,967 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-13 20:19:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:19:51,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:51,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:19:52,312 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:19:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:19:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:19:52,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:19:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:19:52,724 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:19:52,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:19:52 ImpRootNode [2024-11-13 20:19:52,764 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:19:52,764 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:19:52,764 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:19:52,764 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:19:52,765 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:51" (3/4) ... [2024-11-13 20:19:52,767 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:19:52,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:19:52,769 INFO L158 Benchmark]: Toolchain (without parser) took 1932.12ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 60.2MB in the end (delta: 32.2MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-13 20:19:52,769 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:52,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.60ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.4MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:19:52,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.84ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:52,770 INFO L158 Benchmark]: Boogie Preprocessor took 47.29ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:52,771 INFO L158 Benchmark]: RCFGBuilder took 572.44ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 51.5MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:19:52,771 INFO L158 Benchmark]: CodeCheck took 867.99ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 60.8MB in the end (delta: -9.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:52,772 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 117.4MB. Free memory was 60.8MB in the beginning and 60.2MB in the end (delta: 553.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:52,774 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, 26 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, 43 NumberOfCodeBlocks, 43 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 someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 81. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_3 = 10; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned long int var_1_9 = 5; [L29] unsigned long int var_1_10 = 3126062476; [L30] unsigned short int var_1_13 = 10; [L31] signed long int var_1_14 = 128; [L32] float var_1_15 = 4.2; [L33] float var_1_16 = 5.1; [L85] isInitial = 1 [L86] FCALL initially() [L87] int k_loop; [L88] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=10, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L88] COND TRUE k_loop < 1 [L89] FCALL updateLastVariables() [L90] CALL updateVariables() [L60] var_1_3 = __VERIFIER_nondet_uchar() [L61] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L62] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L63] var_1_6 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_7=0, var_1_8=0, var_1_9=5] [L65] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_8=0, var_1_9=5] [L68] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L69] var_1_8 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_9=5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_9=5] [L71] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L72] var_1_10 = __VERIFIER_nondet_ulong() [L73] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-2147483649, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, var_1_10=-2147483649, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L74] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-2147483649, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, var_1_10=-2147483649, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L75] var_1_16 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-2147483649, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-2147483649, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_1=16, var_1_3=0, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L90] RET updateVariables() [L91] CALL step() [L37] var_1_13 = var_1_3 [L38] var_1_14 = var_1_3 [L39] var_1_15 = var_1_16 [L40] unsigned short int stepLocal_0 = var_1_13; [L41] COND FALSE !(-4 >= stepLocal_0) [L44] signed long int stepLocal_2 = var_1_14; [L45] COND FALSE !(var_1_3 < stepLocal_2) [L48] unsigned long int stepLocal_1 = 8 * var_1_9; [L49] COND FALSE !(stepLocal_1 == ((((10) > (var_1_9)) ? (10) : (var_1_9)))) [L56] var_1_4 = var_1_8 [L91] RET step() [L92] CALL, EXPR property() [L81-L82] return ((((((-4 >= var_1_13) ? (var_1_1 == ((unsigned char) ((((var_1_3) < (((((1) < 0 ) ? -(1) : (1))))) ? (var_1_3) : (((((1) < 0 ) ? -(1) : (1)))))))) : 1) && (((8 * var_1_9) == ((((10) > (var_1_9)) ? (10) : (var_1_9)))) ? (var_1_6 ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_4 == ((unsigned char) var_1_8))) : (var_1_4 == ((unsigned char) var_1_8)))) && ((var_1_3 < var_1_14) ? (var_1_9 == ((unsigned long int) (((((3851651024u - var_1_3)) < ((((((var_1_10 - var_1_13)) > ((var_1_1 + var_1_1))) ? ((var_1_10 - var_1_13)) : ((var_1_1 + var_1_1)))))) ? ((3851651024u - var_1_3)) : ((((((var_1_10 - var_1_13)) > ((var_1_1 + var_1_1))) ? ((var_1_10 - var_1_13)) : ((var_1_1 + var_1_1))))))))) : 1)) && (var_1_13 == ((unsigned short int) var_1_3))) && (var_1_14 == ((signed long int) var_1_3))) && (var_1_15 == ((float) var_1_16)) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-2147483649, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=2, var_1_1=16, var_1_3=0, var_1_4=-256, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] [L19] reach_error() VAL [isInitial=1, var_1_10=-2147483649, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=2, var_1_1=16, var_1_3=0, var_1_4=-256, var_1_6=1, var_1_7=1, var_1_8=-256, var_1_9=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.60ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.4MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.84ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.29ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.44ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 51.5MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 867.99ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 60.8MB in the end (delta: -9.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 117.4MB. Free memory was 60.8MB in the beginning and 60.2MB in the end (delta: 553.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:19:52,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm --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 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:19:55,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:19:55,485 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:19:55,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:19:55,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:19:55,530 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:19:55,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:19:55,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:19:55,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:19:55,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:19:55,531 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:19:55,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:19:55,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:19:55,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:19:55,533 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:19:55,533 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:19:55,534 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:19:55,534 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:19:55,534 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:19:55,534 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:19:55,534 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:19:55,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:19:55,535 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:19:55,535 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:19:55,535 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:19:55,535 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:19:55,535 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:19:55,535 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:19:55,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:19:55,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:55,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:19:55,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:19:55,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:19:55,536 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:19:55,536 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:19:55,536 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:19:55,536 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm 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 -> 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 [2024-11-13 20:19:55,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:19:55,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:19:55,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:19:55,853 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:19:55,854 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:19:55,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i Unable to find full path for "g++" [2024-11-13 20:19:57,743 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:19:58,025 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:19:58,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i [2024-11-13 20:19:58,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data/5b066689c/a9c0b667e880405994374afb5ff1f518/FLAG6350ff8b9 [2024-11-13 20:19:58,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/data/5b066689c/a9c0b667e880405994374afb5ff1f518 [2024-11-13 20:19:58,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:19:58,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:19:58,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:58,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:19:58,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:19:58,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72069e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58, skipping insertion in model container [2024-11-13 20:19:58,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,356 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:19:58,527 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_6b997da6-7e2e-44b5-a8da-8365924bbfef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-13 20:19:58,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:58,631 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:19:58,642 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_6b997da6-7e2e-44b5-a8da-8365924bbfef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-13 20:19:58,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:58,682 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:19:58,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58 WrapperNode [2024-11-13 20:19:58,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:58,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:58,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:19:58,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:19:58,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,735 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2024-11-13 20:19:58,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:58,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:19:58,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:19:58,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:19:58,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:19:58,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:19:58,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:19:58,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:19:58,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:58,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:19:58,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:19:58,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:19:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:19:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:19:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:19:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:19:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:19:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:19:58,950 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:19:58,952 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:19:59,164 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 20:19:59,164 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:19:59,282 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:19:59,283 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:19:59,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:59 BoogieIcfgContainer [2024-11-13 20:19:59,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:19:59,284 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:19:59,284 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:19:59,295 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:19:59,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:59" (1/1) ... [2024-11-13 20:19:59,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:19:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:59,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-13 20:19:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-13 20:19:59,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:19:59,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:59,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:19:59,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:19:59,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:19:59,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b997da6-7e2e-44b5-a8da-8365924bbfef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:19:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:59,991 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:20:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:00,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:20:00,081 INFO L278 TraceCheckSpWp]: Computing forward predicates...