./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi --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 59f2817dc13a3fa0dea9f0586c04841045fa43aa70f117b82eb1999d8e6a13d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:12,141 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:12,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:53:12,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:12,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:12,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:12,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:12,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:12,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:12,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:12,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:12,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:12,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:12,257 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:12,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:12,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:12,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:12,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:12,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:12,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:12,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:12,262 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:12,262 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:12,263 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:12,263 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:12,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:12,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:12,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:12,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:12,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:12,266 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:12,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:12,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:12,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f2817dc13a3fa0dea9f0586c04841045fa43aa70f117b82eb1999d8e6a13d6 [2023-11-24 22:53:12,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:12,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:12,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:12,550 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:12,550 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:12,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i [2023-11-24 22:53:15,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:15,867 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:15,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i [2023-11-24 22:53:15,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data/5bf8f51e2/b38b7650976f4126a0cdfd071e059f4d/FLAGfb07d5224 [2023-11-24 22:53:15,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data/5bf8f51e2/b38b7650976f4126a0cdfd071e059f4d [2023-11-24 22:53:15,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:15,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:15,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:15,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:15,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:15,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:15" (1/1) ... [2023-11-24 22:53:15,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a79e856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:15, skipping insertion in model container [2023-11-24 22:53:15,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:15" (1/1) ... [2023-11-24 22:53:15,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:16,089 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i[913,926] [2023-11-24 22:53:16,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:16,144 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:16,155 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i[913,926] [2023-11-24 22:53:16,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:16,200 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:16,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16 WrapperNode [2023-11-24 22:53:16,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:16,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:16,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:16,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:16,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,259 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-11-24 22:53:16,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:16,261 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:16,261 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:16,261 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:16,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:16,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:16,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:16,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:16,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:16" (1/1) ... [2023-11-24 22:53:16,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:16,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:16,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:16,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:53:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:53:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:16,489 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:16,491 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:16,840 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:17,079 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:17,080 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:53:17,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:17 BoogieIcfgContainer [2023-11-24 22:53:17,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:17,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:17,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:17,098 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:17,098 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:17" (1/1) ... [2023-11-24 22:53:17,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:17,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-11-24 22:53:17,180 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-11-24 22:53:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:53:17,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:17,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:53:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:53:18,081 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:53:18,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:53:18 ImpRootNode [2023-11-24 22:53:18,173 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:53:18,173 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:53:18,174 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:53:18,174 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:53:18,174 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:17" (3/4) ... [2023-11-24 22:53:18,177 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:53:18,178 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:53:18,179 INFO L158 Benchmark]: Toolchain (without parser) took 2279.32ms. Allocated memory was 167.8MB in the beginning and 213.9MB in the end (delta: 46.1MB). Free memory was 120.5MB in the beginning and 157.9MB in the end (delta: -37.4MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-24 22:53:18,180 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:18,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.28ms. Allocated memory is still 167.8MB. Free memory was 120.2MB in the beginning and 108.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:53:18,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.97ms. Allocated memory is still 167.8MB. Free memory was 108.0MB in the beginning and 105.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:18,182 INFO L158 Benchmark]: Boogie Preprocessor took 46.70ms. Allocated memory is still 167.8MB. Free memory was 105.5MB in the beginning and 103.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:18,183 INFO L158 Benchmark]: RCFGBuilder took 780.11ms. Allocated memory is still 167.8MB. Free memory was 103.8MB in the beginning and 134.2MB in the end (delta: -30.3MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-11-24 22:53:18,184 INFO L158 Benchmark]: CodeCheck took 1083.54ms. Allocated memory was 167.8MB in the beginning and 213.9MB in the end (delta: 46.1MB). Free memory was 134.1MB in the beginning and 159.0MB in the end (delta: -24.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-24 22:53:18,185 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 213.9MB. Free memory was 159.0MB in the beginning and 157.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:18,189 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, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 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 shiftLeft at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 8; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] unsigned long int var_1_4 = 1; [L26] unsigned long int var_1_5 = 5; [L27] signed char var_1_7 = 4; [L28] signed char var_1_8 = 100; [L29] unsigned char var_1_9 = 1; [L30] signed long int var_1_10 = -8; [L31] signed long int var_1_11 = 10; [L32] signed long int var_1_12 = -25; [L33] signed long int var_1_13 = -16; [L34] signed long int last_1_var_1_11 = 10; [L100] isInitial = 1 [L101] FCALL initially() [L102] COND TRUE 1 [L103] CALL updateLastVariables() [L93] last_1_var_1_11 = var_1_11 [L103] RET updateLastVariables() [L104] CALL updateVariables() [L66] var_1_2 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L68] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L71] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L72] var_1_4 = __VERIFIER_nondet_ulong() [L73] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L74] CALL assume_abort_if_not(var_1_4 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 <= 12) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L75] var_1_5 = __VERIFIER_nondet_ulong() [L76] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_7=4, var_1_8=100, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_5 <= 11) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_5 <= 11) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=4, var_1_8=100, var_1_9=1] [L78] var_1_7 = __VERIFIER_nondet_char() [L79] CALL assume_abort_if_not(var_1_7 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_7 >= -63) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=100, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=100, var_1_9=1] [L81] var_1_8 = __VERIFIER_nondet_char() [L82] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L83] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L84] var_1_9 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1] [L86] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L87] var_1_12 = __VERIFIER_nondet_long() [L88] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L90] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L104] RET updateVariables() [L105] CALL step() [L38] COND TRUE var_1_7 < var_1_3 [L39] COND FALSE !(last_1_var_1_11 > var_1_7) [L47] var_1_13 = var_1_7 [L48] signed long int stepLocal_1 = var_1_2 / var_1_12; [L49] COND FALSE !(((var_1_10 * var_1_13) + var_1_8) > stepLocal_1) [L54] var_1_11 = var_1_7 [L56] signed long int stepLocal_0 = var_1_11; [L57] EXPR (var_1_2 - var_1_3) << (var_1_4 + var_1_5) [L57] COND TRUE ((var_1_2 - var_1_3) << (var_1_4 + var_1_5)) <= stepLocal_0 [L58] var_1_1 = ((((var_1_4) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_4) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))) [L105] RET step() [L106] CALL, EXPR property() [L96] EXPR (var_1_2 - var_1_3) << (var_1_4 + var_1_5) [L96-L97] return ((((((var_1_2 - var_1_3) << (var_1_4 + var_1_5)) <= var_1_11) ? (var_1_1 == ((signed char) ((((var_1_4) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_4) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))))) : (var_1_9 ? (var_1_1 == ((signed char) var_1_5)) : 1)) && ((var_1_7 < var_1_3) ? ((last_1_var_1_11 > var_1_7) ? (var_1_10 == ((signed long int) (var_1_3 - var_1_8))) : 1) : (((var_1_8 + ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))) > var_1_7) ? (var_1_10 == ((signed long int) var_1_8)) : 1))) && ((((var_1_10 * var_1_13) + var_1_8) > (var_1_2 / var_1_12)) ? (var_1_9 ? (var_1_11 == ((signed long int) var_1_2)) : 1) : (var_1_11 == ((signed long int) var_1_7)))) && (var_1_13 == ((signed long int) var_1_7)) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=10, var_1_1=1, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=127, var_1_13=10, var_1_1=1, var_1_2=127, var_1_3=126, var_1_4=1, var_1_5=0, var_1_7=10, var_1_8=1, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.28ms. Allocated memory is still 167.8MB. Free memory was 120.2MB in the beginning and 108.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.97ms. Allocated memory is still 167.8MB. Free memory was 108.0MB in the beginning and 105.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.70ms. Allocated memory is still 167.8MB. Free memory was 105.5MB in the beginning and 103.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 780.11ms. Allocated memory is still 167.8MB. Free memory was 103.8MB in the beginning and 134.2MB in the end (delta: -30.3MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * CodeCheck took 1083.54ms. Allocated memory was 167.8MB in the beginning and 213.9MB in the end (delta: 46.1MB). Free memory was 134.1MB in the beginning and 159.0MB in the end (delta: -24.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 213.9MB. Free memory was 159.0MB in the beginning and 157.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:53:18,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi --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 59f2817dc13a3fa0dea9f0586c04841045fa43aa70f117b82eb1999d8e6a13d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:20,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:21,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:53:21,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:21,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:21,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:21,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:21,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:21,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:21,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:21,157 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:21,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:21,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:21,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:21,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:21,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:21,161 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:53:21,162 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:53:21,162 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:53:21,163 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:21,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:21,165 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:21,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:21,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:21,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:21,166 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:21,167 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:53:21,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:21,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:21,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:21,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:21,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:21,171 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:53:21,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:21,171 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:21,172 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:53:21,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:53:21,172 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f2817dc13a3fa0dea9f0586c04841045fa43aa70f117b82eb1999d8e6a13d6 [2023-11-24 22:53:21,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:21,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:21,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:21,654 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:21,655 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:21,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i [2023-11-24 22:53:24,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:25,323 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:25,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i [2023-11-24 22:53:25,334 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data/9fe0c0188/3f5a3c0a65f448bbb70ce71f2db5857f/FLAG7a3c9b334 [2023-11-24 22:53:25,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/data/9fe0c0188/3f5a3c0a65f448bbb70ce71f2db5857f [2023-11-24 22:53:25,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:25,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:25,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:25,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:25,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:25,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b22d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25, skipping insertion in model container [2023-11-24 22:53:25,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,393 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:25,607 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i[913,926] [2023-11-24 22:53:25,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:25,713 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:25,737 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-19.i[913,926] [2023-11-24 22:53:25,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:25,798 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:25,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25 WrapperNode [2023-11-24 22:53:25,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:25,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:25,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:25,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:25,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,876 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2023-11-24 22:53:25,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:25,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:25,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:25,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:25,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,923 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:25,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:25,948 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:25,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:25,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:25,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:25,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:26,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:53:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:53:26,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:53:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:26,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:26,181 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:26,184 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:26,697 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:26,903 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:26,904 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:53:26,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:26 BoogieIcfgContainer [2023-11-24 22:53:26,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:26,907 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:26,907 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:26,918 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:26,920 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:26" (1/1) ... [2023-11-24 22:53:26,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:26,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-11-24 22:53:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-11-24 22:53:27,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:53:27,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:27,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:53:27,015 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:53:27,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_062194f5-e98e-4cbf-8915-9c719ae3ee42/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:53:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,298 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:53:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:53:27,465 INFO L285 TraceCheckSpWp]: Computing forward predicates...