./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL --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 4f1870d8bb26f19fc016ebe1e30286b93b39289f035d1cae3f18e31061d9b666 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:05,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:05,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:15:05,695 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:15:05,696 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:15:05,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:05,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:05,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:05,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:05,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:05,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:05,742 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:05,743 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:15:05,744 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:15:05,745 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:15:05,745 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:05,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:05,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:05,747 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:05,747 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:15:05,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:05,748 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:05,748 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:05,749 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:05,749 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:05,750 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:05,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:05,751 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:05,751 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:05,752 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:05,753 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:15:05,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:15:05,753 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:05,754 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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f1870d8bb26f19fc016ebe1e30286b93b39289f035d1cae3f18e31061d9b666 [2023-11-19 03:15:06,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:06,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:06,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:06,060 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:06,060 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:06,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i [2023-11-19 03:15:09,102 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:09,313 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:09,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i [2023-11-19 03:15:09,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data/bfc712e6f/62e0da435cb84a6e95276c2c6a384e3f/FLAG8e41d43ef [2023-11-19 03:15:09,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data/bfc712e6f/62e0da435cb84a6e95276c2c6a384e3f [2023-11-19 03:15:09,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:09,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:09,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:09,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:09,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:09,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44060d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09, skipping insertion in model container [2023-11-19 03:15:09,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:09,597 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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i[915,928] [2023-11-19 03:15:09,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:09,647 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:09,659 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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i[915,928] [2023-11-19 03:15:09,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:09,699 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:09,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09 WrapperNode [2023-11-19 03:15:09,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:09,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:09,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:09,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:09,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,750 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2023-11-19 03:15:09,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:09,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:09,752 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:09,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:09,762 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:09,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:09,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:09,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:09,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:09" (1/1) ... [2023-11-19 03:15:09,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:09,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:09,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:09,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:09,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:09,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:15:09,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:15:09,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:15:09,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:09,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:09,941 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:09,943 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:10,187 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:10,443 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:10,447 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:15:10,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:10 BoogieIcfgContainer [2023-11-19 03:15:10,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:10,454 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:10,454 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:10,463 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:10,463 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:10" (1/1) ... [2023-11-19 03:15:10,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:10,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-19 03:15:10,523 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-19 03:15:10,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:15:10,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:10,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:10,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:11,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:11,335 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:15:11,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:15:11 ImpRootNode [2023-11-19 03:15:11,431 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:15:11,434 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:15:11,434 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:15:11,435 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:15:11,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:10" (3/4) ... [2023-11-19 03:15:11,440 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:15:11,441 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:15:11,442 INFO L158 Benchmark]: Toolchain (without parser) took 2091.91ms. Allocated memory is still 180.4MB. Free memory was 134.8MB in the beginning and 120.3MB in the end (delta: 14.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-19 03:15:11,444 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:11,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.02ms. Allocated memory is still 180.4MB. Free memory was 134.8MB in the beginning and 122.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:15:11,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.17ms. Allocated memory is still 180.4MB. Free memory was 122.2MB in the beginning and 119.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:15:11,447 INFO L158 Benchmark]: Boogie Preprocessor took 31.62ms. Allocated memory is still 180.4MB. Free memory was 119.9MB in the beginning and 118.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:11,448 INFO L158 Benchmark]: RCFGBuilder took 669.26ms. Allocated memory is still 180.4MB. Free memory was 118.8MB in the beginning and 86.6MB in the end (delta: 32.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 03:15:11,449 INFO L158 Benchmark]: CodeCheck took 976.87ms. Allocated memory is still 180.4MB. Free memory was 86.6MB in the beginning and 120.3MB in the end (delta: -33.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:11,449 INFO L158 Benchmark]: Witness Printer took 7.20ms. Allocated memory is still 180.4MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:11,459 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, 35 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 41, overapproximation of bitwiseOr at line 45. 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_14 = 1; [L35] signed long int var_1_15 = 1928642731; [L91] isInitial = 1 [L92] FCALL initially() [L93] COND TRUE 1 [L94] FCALL updateLastVariables() [L95] CALL updateVariables() [L57] var_1_2 = __VERIFIER_nondet_float() [L58] 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_14=1, var_1_15=1928642731, 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) [L58] 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_14=1, var_1_15=1928642731, 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] [L59] var_1_3 = __VERIFIER_nondet_float() [L60] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, 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) [L60] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L61] var_1_5 = __VERIFIER_nondet_char() [L62] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L62] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L63] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, 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_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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L64] var_1_6 = __VERIFIER_nondet_char() [L65] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, 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_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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L66] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, 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_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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L67] var_1_7 = __VERIFIER_nondet_char() [L68] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L68] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L69] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) [L69] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=199/2] [L70] var_1_9 = __VERIFIER_nondet_float() [L71] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L71] 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_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L72] var_1_10 = __VERIFIER_nondet_float() [L73] 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_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L73] 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_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L74] var_1_13 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_13 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_13 >= 1073741822) VAL [isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L76] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=1, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L77] var_1_14 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L79] CALL assume_abort_if_not(var_1_14 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_14 <= 1073741823) VAL [isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1928642731, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=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_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1073741823, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1073741823, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L82] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1073741823, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_10=3, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_14=0, var_1_15=1073741823, var_1_1=1, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=19/4, var_1_9=4] [L95] RET updateVariables() [L96] CALL step() [L39] signed long int stepLocal_0 = -4; [L40] COND TRUE stepLocal_0 < var_1_6 [L41] var_1_8 = ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) [L43] var_1_11 = ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) [L44] signed long int stepLocal_1 = (((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)); [L45] EXPR var_1_6 | 5 [L45] COND FALSE !((var_1_6 | 5) <= stepLocal_1) [L48] var_1_12 = 4 [L50] COND TRUE (var_1_2 - var_1_3) <= (- var_1_11) [L51] var_1_1 = (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))) [L96] RET step() [L97] CALL, EXPR property() [L87] EXPR (((((var_1_2 - var_1_3) <= (- var_1_11)) ? (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_14))) ? (var_1_6) : ((var_1_13 - var_1_14)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) 4))) [L87-L88] return (((((var_1_2 - var_1_3) <= (- var_1_11)) ? (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_14))) ? (var_1_6) : ((var_1_13 - var_1_14)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) 4))) ; [L97] RET, EXPR property() [L97] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=4, var_1_13=1073741822, var_1_14=0, var_1_15=1073741823, var_1_1=0, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3, var_1_11=4, var_1_12=4, var_1_13=1073741822, var_1_14=0, var_1_15=1073741823, var_1_1=0, var_1_3=2, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4, var_1_9=4] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.02ms. Allocated memory is still 180.4MB. Free memory was 134.8MB in the beginning and 122.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.17ms. Allocated memory is still 180.4MB. Free memory was 122.2MB in the beginning and 119.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.62ms. Allocated memory is still 180.4MB. Free memory was 119.9MB in the beginning and 118.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 669.26ms. Allocated memory is still 180.4MB. Free memory was 118.8MB in the beginning and 86.6MB in the end (delta: 32.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 976.87ms. Allocated memory is still 180.4MB. Free memory was 86.6MB in the beginning and 120.3MB in the end (delta: -33.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.20ms. Allocated memory is still 180.4MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:15:11,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL --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 4f1870d8bb26f19fc016ebe1e30286b93b39289f035d1cae3f18e31061d9b666 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:14,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:14,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:15:14,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:14,289 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:14,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:14,290 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:14,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:14,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:14,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:14,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:15:14,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:15:14,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:14,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:14,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:14,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:14,296 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:15:14,300 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:15:14,301 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:15:14,301 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:15:14,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:14,303 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:14,303 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:14,303 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:14,304 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:14,304 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:15:14,304 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:15:14,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:14,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:14,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:14,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:14,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:14,307 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:15:14,307 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:15:14,307 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:14,307 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:15:14,308 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:15:14,308 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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f1870d8bb26f19fc016ebe1e30286b93b39289f035d1cae3f18e31061d9b666 [2023-11-19 03:15:14,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:14,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:14,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:14,729 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:14,729 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:14,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i [2023-11-19 03:15:17,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:18,199 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:18,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i [2023-11-19 03:15:18,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data/132acc24e/bd93f0da9b2b40f18220a22d5bd5debc/FLAGd863e5d7c [2023-11-19 03:15:18,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/data/132acc24e/bd93f0da9b2b40f18220a22d5bd5debc [2023-11-19 03:15:18,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:18,244 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:18,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:18,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:18,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:18,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c836ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18, skipping insertion in model container [2023-11-19 03:15:18,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,305 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:18,518 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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i[915,928] [2023-11-19 03:15:18,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:18,620 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:18,639 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_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-28.i[915,928] [2023-11-19 03:15:18,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:18,706 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:18,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18 WrapperNode [2023-11-19 03:15:18,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:18,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:18,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:18,710 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:18,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,793 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2023-11-19 03:15:18,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:18,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:18,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:18,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:18,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:18,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:18,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:18,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:18,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:18" (1/1) ... [2023-11-19 03:15:18,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:18,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:18,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:18,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:15:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:15:18,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:15:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:18,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:19,082 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:19,085 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:19,546 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:19,652 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:19,653 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:15:19,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:19 BoogieIcfgContainer [2023-11-19 03:15:19,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:19,658 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:19,658 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:19,668 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:19,669 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:19" (1/1) ... [2023-11-19 03:15:19,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:19,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-19 03:15:19,741 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-19 03:15:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:15:19,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:19,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:15:19,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:15:19,754 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:15:19,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3bc62f-a0d4-4d07-8a33-d782fd9a634b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:15:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:20,554 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:15:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:20,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:15:20,782 INFO L285 TraceCheckSpWp]: Computing forward predicates...