./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.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_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/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_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/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_b8b76ca1-1d39-4f24-8803-e080606a6179/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 a9b1c8c7de7465c515d06d0ced1ed1656ccb9172ea644417a0d2bfef8979d833 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:12,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:12,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:13:12,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:13:12,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:13:12,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:12,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:13:12,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:13:12,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:12,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:12,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:12,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:13:12,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:13:12,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:12,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:12,224 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:12,224 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:12,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:12,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:12,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:12,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:12,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:13:12,225 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:13:12,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:13:12,225 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_b8b76ca1-1d39-4f24-8803-e080606a6179/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 -> a9b1c8c7de7465c515d06d0ced1ed1656ccb9172ea644417a0d2bfef8979d833 [2024-11-13 23:13:12,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:12,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:12,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:12,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:12,539 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:12,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i Unable to find full path for "g++" [2024-11-13 23:13:14,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:14,752 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:14,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i [2024-11-13 23:13:14,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data/695f4ce73/e11053d36b5c41fd9b974209d4fb1172/FLAG755df8604 [2024-11-13 23:13:14,775 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data/695f4ce73/e11053d36b5c41fd9b974209d4fb1172 [2024-11-13 23:13:14,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:14,781 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:14,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:14,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:14,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:14,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:14" (1/1) ... [2024-11-13 23:13:14,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425dc801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:14, skipping insertion in model container [2024-11-13 23:13:14,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:14" (1/1) ... [2024-11-13 23:13:14,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:14,955 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_b8b76ca1-1d39-4f24-8803-e080606a6179/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i[915,928] [2024-11-13 23:13:14,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:15,008 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:15,019 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_b8b76ca1-1d39-4f24-8803-e080606a6179/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i[915,928] [2024-11-13 23:13:15,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:15,063 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:15,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15 WrapperNode [2024-11-13 23:13:15,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:15,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:15,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:15,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:15,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,110 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-11-13 23:13:15,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:15,111 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:15,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:15,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:15,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,138 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:15,139 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:15,139 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:15,139 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:15,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:15,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:15,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:15,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:13:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:13:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:13:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:15,302 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:15,304 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:13:15,666 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 23:13:15,666 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:13:15,817 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:13:15,818 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:13:15,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:15 BoogieIcfgContainer [2024-11-13 23:13:15,818 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:13:15,819 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:13:15,819 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:13:15,833 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:13:15,834 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:15" (1/1) ... [2024-11-13 23:13:15,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:13:15,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:15,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-13 23:13:15,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 23:13:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 23:13:15,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:15,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:13:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:16,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:16,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:13:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:13:16,548 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:13:16,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:13:16 ImpRootNode [2024-11-13 23:13:16,594 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:13:16,596 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:13:16,596 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:13:16,596 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:13:16,597 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:15" (3/4) ... [2024-11-13 23:13:16,599 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:13:16,600 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:13:16,601 INFO L158 Benchmark]: Toolchain (without parser) took 1822.58ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 84.2MB in the end (delta: 7.4MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-11-13 23:13:16,601 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:16,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.18ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 79.3MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:13:16,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.83ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:16,602 INFO L158 Benchmark]: Boogie Preprocessor took 27.10ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:16,603 INFO L158 Benchmark]: RCFGBuilder took 679.29ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 57.9MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:13:16,603 INFO L158 Benchmark]: CodeCheck took 775.07ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 84.2MB in the end (delta: -26.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:16,603 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 84.2MB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:13:16,605 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 37 NumberOfCodeBlocks, 37 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 61, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1; [L23] unsigned char var_1_4 = 0; [L24] float var_1_6 = 2.375; [L25] float var_1_7 = 10.8; [L26] double var_1_9 = 9.6; [L27] double var_1_12 = 128.5; [L28] unsigned char var_1_13 = 128; [L29] float var_1_14 = 8.5; [L30] unsigned char var_1_15 = 128; [L31] unsigned char last_1_var_1_13 = 128; [L81] isInitial = 1 [L82] FCALL initially() [L83] int k_loop; [L84] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=0, var_1_6=19/8, var_1_7=54/5, var_1_9=48/5] [L84] COND TRUE k_loop < 1 [L85] CALL updateLastVariables() [L74] last_1_var_1_13 = var_1_13 [L85] RET updateLastVariables() [L86] CALL updateVariables() [L57] var_1_4 = __VERIFIER_nondet_uchar() [L58] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_6=19/8, var_1_7=54/5, var_1_9=48/5] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_6=19/8, var_1_7=54/5, var_1_9=48/5] [L59] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_6=19/8, var_1_7=54/5, var_1_9=48/5] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_6=19/8, var_1_7=54/5, var_1_9=48/5] [L60] var_1_6 = __VERIFIER_nondet_float() [L61] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_7=54/5, var_1_9=48/5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_7=54/5, var_1_9=48/5] [L62] var_1_7 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=128, var_1_12=257/2, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L64] var_1_12 = __VERIFIER_nondet_double() [L65] 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_13=128, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L20] COND FALSE !(!cond) [L65] 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_13=128, var_1_13=128, var_1_14=17/2, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L66] var_1_14 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L68] CALL assume_abort_if_not(var_1_14 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_14 != 0.0F) VAL [isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=128, var_1_1=1, var_1_4=1, var_1_9=48/5] [L69] var_1_15 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=134, var_1_1=1, var_1_4=1, var_1_9=48/5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=134, var_1_1=1, var_1_4=1, var_1_9=48/5] [L71] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=134, var_1_1=1, var_1_4=1, var_1_9=48/5] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_13=128, var_1_13=128, var_1_15=134, var_1_1=1, var_1_4=1, var_1_9=48/5] [L86] RET updateVariables() [L87] CALL step() [L35] COND TRUE ((((last_1_var_1_13) > (last_1_var_1_13)) ? (last_1_var_1_13) : (last_1_var_1_13))) < (last_1_var_1_13 + last_1_var_1_13) [L36] var_1_9 = var_1_12 [L38] COND FALSE !(var_1_9 <= (16.2f / var_1_14)) [L41] unsigned char stepLocal_0 = var_1_9 > var_1_9; [L42] COND FALSE !(stepLocal_0 && var_1_4) [L53] var_1_1 = var_1_13 [L87] RET step() [L88] CALL, EXPR property() [L77-L78] return ((((var_1_9 > var_1_9) && var_1_4) ? ((((((var_1_9) > ((- var_1_9))) ? (var_1_9) : ((- var_1_9)))) != var_1_9) ? ((! (var_1_9 >= (var_1_6 - var_1_7))) ? (var_1_1 == ((unsigned long int) var_1_13)) : (var_1_1 == ((unsigned long int) var_1_13))) : (var_1_1 == ((unsigned long int) var_1_13))) : (var_1_1 == ((unsigned long int) var_1_13))) && ((((((last_1_var_1_13) > (last_1_var_1_13)) ? (last_1_var_1_13) : (last_1_var_1_13))) < (last_1_var_1_13 + last_1_var_1_13)) ? (var_1_9 == ((double) var_1_12)) : 1)) && ((var_1_9 <= (16.2f / var_1_14)) ? (var_1_13 == ((unsigned char) (var_1_15 - 5))) : 1) ; [L88] RET, EXPR property() [L88] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=128, var_1_12=2, var_1_13=128, var_1_15=134, var_1_1=128, var_1_4=1, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=128, var_1_12=2, var_1_13=128, var_1_15=134, var_1_1=128, var_1_4=1, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.18ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 79.3MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.83ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.10ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 679.29ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 57.9MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 775.07ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 84.2MB in the end (delta: -26.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 84.2MB in the end (delta: 14.1kB). 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 23:13:16,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/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_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/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_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/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_b8b76ca1-1d39-4f24-8803-e080606a6179/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 a9b1c8c7de7465c515d06d0ced1ed1656ccb9172ea644417a0d2bfef8979d833 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:13:19,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:13:19,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:13:19,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:13:19,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:13:19,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:13:19,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:13:19,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:13:19,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:13:19,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:13:19,204 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:13:19,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:13:19,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:13:19,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:13:19,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:13:19,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:13:19,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:13:19,205 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:13:19,206 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:19,206 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:13:19,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:13:19,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:19,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:13:19,206 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:13:19,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:13:19,206 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:13:19,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:19,207 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:13:19,207 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_b8b76ca1-1d39-4f24-8803-e080606a6179/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 -> a9b1c8c7de7465c515d06d0ced1ed1656ccb9172ea644417a0d2bfef8979d833 [2024-11-13 23:13:19,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:13:19,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:13:19,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:13:19,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:13:19,539 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:13:19,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i Unable to find full path for "g++" [2024-11-13 23:13:21,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:13:21,647 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:13:21,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i [2024-11-13 23:13:21,666 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data/454563add/33966148937247a9bca3abc8abac8d4b/FLAG2985de85c [2024-11-13 23:13:21,696 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/data/454563add/33966148937247a9bca3abc8abac8d4b [2024-11-13 23:13:21,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:13:21,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:13:21,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:21,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:13:21,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:13:21,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:21" (1/1) ... [2024-11-13 23:13:21,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530cc518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:21, skipping insertion in model container [2024-11-13 23:13:21,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:13:21" (1/1) ... [2024-11-13 23:13:21,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:13:21,902 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_b8b76ca1-1d39-4f24-8803-e080606a6179/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i[915,928] [2024-11-13 23:13:21,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:21,988 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:13:22,000 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_b8b76ca1-1d39-4f24-8803-e080606a6179/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-36.i[915,928] [2024-11-13 23:13:22,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:13:22,055 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:13:22,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22 WrapperNode [2024-11-13 23:13:22,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:13:22,058 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:22,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:13:22,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:13:22,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,113 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-11-13 23:13:22,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:13:22,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:13:22,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:13:22,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:13:22,126 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:13:22,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:13:22,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:13:22,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:13:22,159 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:13:22" (1/1) ... [2024-11-13 23:13:22,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:13:22,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:13:22,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:13:22,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:13:22,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:13:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:13:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:13:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:13:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:13:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:13:22,292 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:13:22,294 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:13:27,367 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 23:13:27,367 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:13:27,461 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:13:27,461 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:13:27,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:27 BoogieIcfgContainer [2024-11-13 23:13:27,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:13:27,463 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:13:27,463 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:13:27,473 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:13:27,473 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:27" (1/1) ... [2024-11-13 23:13:27,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:13:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-13 23:13:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 23:13:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 23:13:27,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:27,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:27,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:13:27,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:13:27,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:13:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:28,393 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:13:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:29,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 23:13:29,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:13:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 44 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:13:46,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:13:51,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:13:53,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:13:55,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:13:58,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:13:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:13:58,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 70 transitions. [2024-11-13 23:13:58,443 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2024-11-13 23:13:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 23:13:58,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:13:58,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:13:58,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:13:58,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:13:58,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:13:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:59,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:13:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:13:59,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:13:59,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:14:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 1 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 23:14:00,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:14:07,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:11,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:14,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:16,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 102 transitions. [2024-11-13 23:14:16,595 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2024-11-13 23:14:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 23:14:16,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:16,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:14:16,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:14:16,601 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:14:16,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:14:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:17,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:14:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:14:18,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:14:18,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:14:18,514 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 359 proven. 1 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2024-11-13 23:14:18,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:14:20,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:20,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 24 states and 32 transitions. [2024-11-13 23:14:20,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-11-13 23:14:20,037 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:14:20,037 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 23:14:20,045 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:14:21,620 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-13 23:14:21,621 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-13 23:14:21,621 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-13 23:14:21,621 INFO L77 FloydHoareUtils]: At program point L65(line 65) the Hoare annotation is: true [2024-11-13 23:14:21,621 INFO L77 FloydHoareUtils]: At program point L65-1(line 65) the Hoare annotation is: true [2024-11-13 23:14:21,621 INFO L77 FloydHoareUtils]: At program point L61(line 61) the Hoare annotation is: true [2024-11-13 23:14:21,621 INFO L77 FloydHoareUtils]: At program point L61-1(line 61) the Hoare annotation is: true [2024-11-13 23:14:21,622 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-13 23:14:21,624 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-13 23:14:21,624 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-11-13 23:14:21,624 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:14:21,624 INFO L77 FloydHoareUtils]: At program point L58(line 58) the Hoare annotation is: true [2024-11-13 23:14:21,624 INFO L77 FloydHoareUtils]: At program point L58-1(line 58) the Hoare annotation is: true [2024-11-13 23:14:21,624 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:14:21,624 INFO L77 FloydHoareUtils]: At program point L71(lines 56 72) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point L67-1(line 67) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point L63-1(line 63) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point L84-2(lines 84 90) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point L68(line 68) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-13 23:14:21,625 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-13 23:14:21,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:14:21 ImpRootNode [2024-11-13 23:14:21,646 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:14:21,647 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:14:21,647 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:14:21,647 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:14:21,648 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:13:27" (3/4) ... [2024-11-13 23:14:21,650 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:14:21,654 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 23:14:21,659 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-11-13 23:14:21,660 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 23:14:21,660 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 23:14:21,660 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:14:21,750 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:14:21,751 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:14:21,751 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:14:21,752 INFO L158 Benchmark]: Toolchain (without parser) took 60050.87ms. Allocated memory is still 117.4MB. Free memory was 95.7MB in the beginning and 39.8MB in the end (delta: 55.9MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-13 23:14:21,752 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 106.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:14:21,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.57ms. Allocated memory is still 117.4MB. Free memory was 95.5MB in the beginning and 82.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:14:21,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.32ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 81.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:14:21,753 INFO L158 Benchmark]: Boogie Preprocessor took 36.64ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:14:21,753 INFO L158 Benchmark]: RCFGBuilder took 5306.38ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 59.5MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:14:21,754 INFO L158 Benchmark]: CodeCheck took 54183.63ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 44.5MB in the end (delta: 14.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-13 23:14:21,754 INFO L158 Benchmark]: Witness Printer took 103.83ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 39.8MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:14:21,756 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 52.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 219 SdHoareTripleChecker+Valid, 54.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 145 SdHoareTripleChecker+Invalid, 53.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 100 mSDsCounter, 145 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 604 IncrementalHoareTripleChecker+Invalid, 749 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 145 mSolverCounterUnsat, 45 mSDtfsCounter, 604 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1714 GetRequests, 1668 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 622 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 18.0s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 1188 SizeOfPredicates, 11 NumberOfNonLiveVariables, 426 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 1137/1149 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_4 == \old(var_1_4))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_9 == \old(var_1_9))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (last_1_var_1_13 == \old(last_1_var_1_13))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 106.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.57ms. Allocated memory is still 117.4MB. Free memory was 95.5MB in the beginning and 82.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.32ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 81.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.64ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5306.38ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 59.5MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 54183.63ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 44.5MB in the end (delta: 14.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 103.83ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 39.8MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 23:14:21,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8b76ca1-1d39-4f24-8803-e080606a6179/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 Writing output log to file Ultimate.log Result: TRUE