./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b --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 6b50568a5bee6511b42bf1cf0968d7f09eeaeacd32170fa25aff7f8f1a2e83cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:24:59,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:24:59,584 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:24:59,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:24:59,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:24:59,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:24:59,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:24:59,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:24:59,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:24:59,607 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:24:59,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:24:59,608 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:24:59,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:24:59,609 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:24:59,609 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:24:59,609 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:24:59,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:24:59,609 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:24:59,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:24:59,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:24:59,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:24:59,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:24:59,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:24:59,610 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:24:59,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:24:59,610 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_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b 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 -> 6b50568a5bee6511b42bf1cf0968d7f09eeaeacd32170fa25aff7f8f1a2e83cf [2024-12-05 21:24:59,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:24:59,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:24:59,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:24:59,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:24:59,835 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:24:59,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i [2024-12-05 21:25:02,403 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/02409f08e/999bd0e62cb6497ab5b240df815da946/FLAG5645594e0 [2024-12-05 21:25:02,617 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:25:02,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i [2024-12-05 21:25:02,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/02409f08e/999bd0e62cb6497ab5b240df815da946/FLAG5645594e0 [2024-12-05 21:25:02,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/02409f08e/999bd0e62cb6497ab5b240df815da946 [2024-12-05 21:25:02,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:25:02,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:25:02,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:25:02,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:25:02,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:25:02,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:25:02" (1/1) ... [2024-12-05 21:25:02,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6873c8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:02, skipping insertion in model container [2024-12-05 21:25:02,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:25:02" (1/1) ... [2024-12-05 21:25:03,005 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:25:03,105 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_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i[913,926] [2024-12-05 21:25:03,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:25:03,156 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:25:03,164 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_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i[913,926] [2024-12-05 21:25:03,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:25:03,199 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:25:03,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03 WrapperNode [2024-12-05 21:25:03,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:25:03,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:25:03,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:25:03,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:25:03,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,233 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 129 [2024-12-05 21:25:03,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:25:03,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:25:03,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:25:03,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:25:03,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,248 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:25:03,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:25:03,258 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:25:03,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:25:03,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:25:03,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:25:03,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:25:03,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:25:03,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:25:03,313 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:25:03,313 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:25:03,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:25:03,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:25:03,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:25:03,381 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:25:03,383 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:25:03,600 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-05 21:25:03,600 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:25:03,724 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:25:03,724 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:25:03,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:25:03 BoogieIcfgContainer [2024-12-05 21:25:03,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:25:03,725 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:25:03,725 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:25:03,734 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:25:03,735 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:25:03" (1/1) ... [2024-12-05 21:25:03,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:25:03,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:25:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-05 21:25:03,784 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-05 21:25:03,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 21:25:03,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:25:03,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:25:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:25:03,968 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:25:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:25:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:25:04,146 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:25:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:25:04,222 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:25:04,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:25:04 ImpRootNode [2024-12-05 21:25:04,267 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:25:04,268 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:25:04,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:25:04,268 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:25:04,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:25:03" (3/4) ... [2024-12-05 21:25:04,271 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:25:04,272 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:25:04,273 INFO L158 Benchmark]: Toolchain (without parser) took 1285.84ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 95.3MB in the end (delta: 21.7MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-12-05 21:25:04,273 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:25:04,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.70ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:25:04,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.72ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:25:04,274 INFO L158 Benchmark]: Boogie Preprocessor took 22.59ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 101.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:25:04,275 INFO L158 Benchmark]: RCFGBuilder took 466.88ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 71.0MB in the end (delta: 30.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:25:04,275 INFO L158 Benchmark]: CodeCheck took 542.24ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 96.0MB in the end (delta: -25.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:25:04,276 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 142.6MB. Free memory was 96.0MB in the beginning and 95.3MB in the end (delta: 679.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:25:04,278 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, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 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, ConComCheckerStatistics: 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 42, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of bitwiseOr at line 52. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 1; [L23] float var_1_2 = 63.75; [L24] float var_1_3 = 255.75; [L25] signed char var_1_5 = 10; [L26] signed char var_1_6 = 4; [L27] signed char var_1_7 = -10; [L28] float var_1_8 = 4.75; [L29] float var_1_9 = 99.5; [L30] float var_1_10 = 255.9; [L31] float var_1_11 = 24.85; [L32] signed long int var_1_12 = -2; [L33] signed long int var_1_13 = 1629954775; [L34] signed long int var_1_15 = 1928642731; [L35] signed short int var_1_18 = 0; [L36] unsigned short int var_1_19 = 5; [L91] isInitial = 1 [L92] FCALL initially() [L94] FCALL updateLastVariables() [L95] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_float() [L61] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L62] var_1_3 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L64] var_1_5 = __VERIFIER_nondet_char() [L65] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L66] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L67] var_1_6 = __VERIFIER_nondet_char() [L68] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L69] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L70] var_1_7 = __VERIFIER_nondet_char() [L71] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4, var_1_9=199/2] [L72] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4, var_1_9=199/2] [L73] var_1_9 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L75] var_1_10 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L77] var_1_13 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_13 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_13 >= 1073741822) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L79] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L80] var_1_15 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L82] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=19/4] [L95] RET updateVariables() [L96] CALL step() [L40] signed long int stepLocal_0 = -4; [L41] COND TRUE stepLocal_0 < var_1_6 [L42] var_1_8 = ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) [L44] var_1_11 = ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) [L45] var_1_18 = var_1_5 [L46] var_1_19 = var_1_6 [L47] COND TRUE (var_1_2 - var_1_3) <= (- var_1_8) [L48] var_1_1 = (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))) [L52] EXPR var_1_6 | 5 [L52] signed long int stepLocal_1 = var_1_6 | 5; [L53] COND TRUE stepLocal_1 <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7))) [L54] var_1_12 = (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) [L96] RET step() [L97] CALL, EXPR property() [L87] EXPR (((((var_1_2 - var_1_3) <= (- var_1_8)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) (var_1_6 + (((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) - var_1_19))))) [L87-L88] return (((((((var_1_2 - var_1_3) <= (- var_1_8)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) (var_1_6 + (((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) - var_1_19)))))) && (var_1_18 == ((signed short int) var_1_5))) && (var_1_19 == ((unsigned short int) var_1_6)) ; [L97] RET, EXPR property() [L97] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=-1073741818, var_1_13=1073741822, var_1_15=1073741823, var_1_18=4, var_1_19=1, var_1_1=3, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=2, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=-1073741818, var_1_13=1073741822, var_1_15=1073741823, var_1_18=4, var_1_19=1, var_1_1=3, var_1_5=4, var_1_6=1, var_1_7=6, var_1_8=2, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.70ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.72ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.59ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 101.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.88ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 71.0MB in the end (delta: 30.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 542.24ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 96.0MB in the end (delta: -25.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 142.6MB. Free memory was 96.0MB in the beginning and 95.3MB in the end (delta: 679.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:25:04,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/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_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b --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 6b50568a5bee6511b42bf1cf0968d7f09eeaeacd32170fa25aff7f8f1a2e83cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:25:06,200 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:25:06,271 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:25:06,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:25:06,295 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:25:06,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:25:06,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:25:06,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:25:06,296 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:25:06,297 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:25:06,297 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:25:06,298 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:25:06,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:25:06,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:25:06,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:25:06,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:25:06,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:25:06,298 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:25:06,298 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:25:06,298 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:25:06,298 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_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b 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 -> 6b50568a5bee6511b42bf1cf0968d7f09eeaeacd32170fa25aff7f8f1a2e83cf [2024-12-05 21:25:06,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:25:06,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:25:06,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:25:06,532 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:25:06,532 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:25:06,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i [2024-12-05 21:25:09,279 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/ae729230d/05bad43f0fcb4c94b5aa3d3fec6963de/FLAGc2985ec61 [2024-12-05 21:25:09,475 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:25:09,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i [2024-12-05 21:25:09,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/ae729230d/05bad43f0fcb4c94b5aa3d3fec6963de/FLAGc2985ec61 [2024-12-05 21:25:09,498 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/data/ae729230d/05bad43f0fcb4c94b5aa3d3fec6963de [2024-12-05 21:25:09,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:25:09,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:25:09,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:25:09,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:25:09,508 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:25:09,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8a921d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09, skipping insertion in model container [2024-12-05 21:25:09,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,527 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:25:09,666 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_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i[913,926] [2024-12-05 21:25:09,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:25:09,720 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:25:09,732 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_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-28.i[913,926] [2024-12-05 21:25:09,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:25:09,772 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:25:09,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09 WrapperNode [2024-12-05 21:25:09,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:25:09,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:25:09,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:25:09,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:25:09,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,811 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 102 [2024-12-05 21:25:09,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:25:09,812 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:25:09,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:25:09,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:25:09,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,823 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,823 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,830 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,831 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,840 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:25:09,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:25:09,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:25:09,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:25:09,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:25:09" (1/1) ... [2024-12-05 21:25:09,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:25:09,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:25:09,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:25:09,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:25:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:25:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:25:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:25:09,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:25:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:25:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:25:09,963 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:25:09,965 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:25:10,335 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-05 21:25:10,335 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:25:10,420 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:25:10,421 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:25:10,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:25:10 BoogieIcfgContainer [2024-12-05 21:25:10,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:25:10,422 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:25:10,422 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:25:10,432 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:25:10,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:25:10" (1/1) ... [2024-12-05 21:25:10,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:25:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:25:10,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-05 21:25:10,484 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-05 21:25:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 21:25:10,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:25:10,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:25:10,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:25:10,493 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:25:10,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b05a5dd2-d5fd-4b66-88ce-1cac9b3a7ef4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:25:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:25:11,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:25:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:25:11,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 21:25:11,456 INFO L279 TraceCheckSpWp]: Computing forward predicates...