./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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 fbb94f92326360d1b49e2127744a54ce104befba5614aa9d887afe6ba1b1edd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:10,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:10,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:44:10,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:44:10,140 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:44:10,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:10,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:44:10,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:44:10,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:10,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:10,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:10,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:44:10,190 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:10,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:44:10,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:10,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:10,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:44:10,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:10,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:44:10,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:10,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:44:10,194 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:10,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:10,195 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:10,196 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:10,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:10,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:10,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:10,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:10,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:44:10,198 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:44:10,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:44:10,199 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:44:10,199 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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb94f92326360d1b49e2127744a54ce104befba5614aa9d887afe6ba1b1edd0 [2023-11-19 03:44:10,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:10,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:10,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:10,463 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:10,463 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:10,464 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i [2023-11-19 03:44:13,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:13,755 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:13,756 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i [2023-11-19 03:44:13,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data/2b870e6b3/6051648ac0e04ae58f5674dcd56e7e76/FLAGdb6fb2d2c [2023-11-19 03:44:13,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data/2b870e6b3/6051648ac0e04ae58f5674dcd56e7e76 [2023-11-19 03:44:13,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:13,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:13,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:13,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:13,791 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:13,792 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:13" (1/1) ... [2023-11-19 03:44:13,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77018ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:13, skipping insertion in model container [2023-11-19 03:44:13,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:13" (1/1) ... [2023-11-19 03:44:13,823 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:13,970 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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i[916,929] [2023-11-19 03:44:14,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:14,031 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:14,044 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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i[916,929] [2023-11-19 03:44:14,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:14,089 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:14,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14 WrapperNode [2023-11-19 03:44:14,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:14,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:14,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:14,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:14,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,180 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-11-19 03:44:14,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:14,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:14,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:14,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:14,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:14,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:14,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:14,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:14,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:14" (1/1) ... [2023-11-19 03:44:14,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:14,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:14,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:14,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:44:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:44:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:44:14,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:14,441 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:14,443 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:14,870 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:44:15,043 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:44:15,043 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:44:15,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:15 BoogieIcfgContainer [2023-11-19 03:44:15,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:44:15,053 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:44:15,053 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:44:15,063 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:44:15,084 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:15" (1/1) ... [2023-11-19 03:44:15,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:44:15,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-19 03:44:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-19 03:44:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:44:15,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:15,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:44:15,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:44:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:44:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:44:16,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:44:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:44:16,132 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:44:16,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:44:16 ImpRootNode [2023-11-19 03:44:16,193 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:44:16,193 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:44:16,193 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:44:16,194 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:44:16,194 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:15" (3/4) ... [2023-11-19 03:44:16,196 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:44:16,197 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:44:16,198 INFO L158 Benchmark]: Toolchain (without parser) took 2413.61ms. Allocated memory is still 186.6MB. Free memory was 142.6MB in the beginning and 106.5MB in the end (delta: 36.1MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2023-11-19 03:44:16,199 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:16,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.86ms. Allocated memory is still 186.6MB. Free memory was 141.9MB in the beginning and 128.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:44:16,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.69ms. Allocated memory is still 186.6MB. Free memory was 128.7MB in the beginning and 124.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:44:16,201 INFO L158 Benchmark]: Boogie Preprocessor took 43.58ms. Allocated memory is still 186.6MB. Free memory was 124.5MB in the beginning and 123.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:44:16,202 INFO L158 Benchmark]: RCFGBuilder took 820.59ms. Allocated memory is still 186.6MB. Free memory was 123.1MB in the beginning and 86.8MB in the end (delta: 36.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 03:44:16,202 INFO L158 Benchmark]: CodeCheck took 1140.25ms. Allocated memory is still 186.6MB. Free memory was 86.8MB in the beginning and 107.6MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:16,203 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 186.6MB. Free memory was 107.6MB in the beginning and 106.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:16,207 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, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 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 50, overapproximation of shiftRight at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] signed long int var_1_2 = 1000000000; [L24] signed long int var_1_3 = 1000; [L25] unsigned short int var_1_4 = 256; [L26] unsigned short int var_1_5 = 4; [L27] unsigned short int var_1_6 = 10; [L28] signed short int var_1_8 = 128; [L29] signed short int var_1_9 = -2; [L30] unsigned char var_1_10 = 0; [L31] unsigned char var_1_11 = 0; [L32] unsigned char var_1_12 = 0; [L33] unsigned char var_1_13 = 1; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] FCALL updateLastVariables() [L101] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_long() [L66] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=1000, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=1000, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L67] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=1000, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=1000, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L68] var_1_3 = __VERIFIER_nondet_long() [L69] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L70] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L71] var_1_4 = __VERIFIER_nondet_ushort() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L73] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=4, var_1_6=10, var_1_8=128, var_1_9=-2] [L74] var_1_5 = __VERIFIER_nondet_ushort() [L75] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=10, var_1_8=128, var_1_9=-2] [L76] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=10, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=10, var_1_8=128, var_1_9=-2] [L77] var_1_6 = __VERIFIER_nondet_ushort() [L78] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=-2] [L79] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=-2] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=-2] [L80] var_1_9 = __VERIFIER_nondet_short() [L81] CALL assume_abort_if_not(var_1_9 >= -32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_9 >= -32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L82] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L83] var_1_11 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L85] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L86] var_1_12 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L88] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_1=4, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=128, var_1_9=2] [L101] RET updateVariables() [L102] CALL step() [L37] var_1_8 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L38] EXPR 50 >> var_1_4 [L38] COND FALSE !((50 >> var_1_4) <= var_1_8) [L41] var_1_10 = (! var_1_11) [L43] COND TRUE ! var_1_12 [L44] COND FALSE !(var_1_4 >= ((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8)))) [L47] var_1_13 = var_1_11 [L50] COND FALSE !(var_1_2 >= 64.5f) [L61] var_1_1 = 50 [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR (((var_1_2 >= 64.5f) ? ((var_1_2 >= var_1_3) ? (var_1_1 == ((unsigned short int) (((((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) < 0 ) ? -((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) : ((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))))))) : (var_1_13 ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) var_1_6)))) : (var_1_1 == ((unsigned short int) 50))) && (var_1_8 == ((signed short int) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && (((50 >> var_1_4) <= var_1_8) ? (var_1_10 == ((unsigned char) ((! (! var_1_11)) || var_1_12))) : (var_1_10 == ((unsigned char) (! var_1_11)))) [L93] EXPR 50 >> var_1_4 [L93] EXPR (((var_1_2 >= 64.5f) ? ((var_1_2 >= var_1_3) ? (var_1_1 == ((unsigned short int) (((((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) < 0 ) ? -((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) : ((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))))))) : (var_1_13 ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) var_1_6)))) : (var_1_1 == ((unsigned short int) 50))) && (var_1_8 == ((signed short int) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && (((50 >> var_1_4) <= var_1_8) ? (var_1_10 == ((unsigned char) ((! (! var_1_11)) || var_1_12))) : (var_1_10 == ((unsigned char) (! var_1_11)))) [L93-L94] return ((((var_1_2 >= 64.5f) ? ((var_1_2 >= var_1_3) ? (var_1_1 == ((unsigned short int) (((((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) < 0 ) ? -((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) : ((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))))))) : (var_1_13 ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) var_1_6)))) : (var_1_1 == ((unsigned short int) 50))) && (var_1_8 == ((signed short int) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && (((50 >> var_1_4) <= var_1_8) ? (var_1_10 == ((unsigned char) ((! (! var_1_11)) || var_1_12))) : (var_1_10 == ((unsigned char) (! var_1_11))))) && ((! var_1_12) ? ((var_1_4 >= ((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8)))) ? (var_1_13 == ((unsigned char) (var_1_10 && var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : 1) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_1=50, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=2, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_1=50, var_1_2=-2147483648, var_1_3=-2147483647, var_1_4=1, var_1_5=0, var_1_6=50, var_1_8=2, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.86ms. Allocated memory is still 186.6MB. Free memory was 141.9MB in the beginning and 128.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.69ms. Allocated memory is still 186.6MB. Free memory was 128.7MB in the beginning and 124.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.58ms. Allocated memory is still 186.6MB. Free memory was 124.5MB in the beginning and 123.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 820.59ms. Allocated memory is still 186.6MB. Free memory was 123.1MB in the beginning and 86.8MB in the end (delta: 36.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 1140.25ms. Allocated memory is still 186.6MB. Free memory was 86.8MB in the beginning and 107.6MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 186.6MB. Free memory was 107.6MB in the beginning and 106.5MB in the end (delta: 1.0MB). 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 03:44:16,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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 fbb94f92326360d1b49e2127744a54ce104befba5614aa9d887afe6ba1b1edd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:18,881 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:19,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:44:19,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:19,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:44:19,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:44:19,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:19,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:19,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:19,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:44:19,060 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:19,060 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:19,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:19,062 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:44:19,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:19,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:44:19,063 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:44:19,064 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:44:19,064 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:44:19,065 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:19,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:44:19,066 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:19,066 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:19,067 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:19,067 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:19,067 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:19,068 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:44:19,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:19,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:19,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:19,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:19,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:44:19,071 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:44:19,071 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:19,071 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:44:19,071 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:44:19,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:44:19,072 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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb94f92326360d1b49e2127744a54ce104befba5614aa9d887afe6ba1b1edd0 [2023-11-19 03:44:19,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:19,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:19,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:19,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:19,474 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:19,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i [2023-11-19 03:44:22,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:23,055 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:23,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i [2023-11-19 03:44:23,084 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data/56f381e16/cd1ab2f4eb6e4a2c84b2e9893e389568/FLAG5830e278b [2023-11-19 03:44:23,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/data/56f381e16/cd1ab2f4eb6e4a2c84b2e9893e389568 [2023-11-19 03:44:23,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:23,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:23,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:23,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:23,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:23,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1b8bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23, skipping insertion in model container [2023-11-19 03:44:23,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,173 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:23,393 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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i[916,929] [2023-11-19 03:44:23,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:23,535 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:23,556 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_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-49.i[916,929] [2023-11-19 03:44:23,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:23,633 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:23,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23 WrapperNode [2023-11-19 03:44:23,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:23,637 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:23,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:23,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:23,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,681 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,730 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 101 [2023-11-19 03:44:23,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:23,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:23,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:23,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:23,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:23,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:23,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:23,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:23,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:23" (1/1) ... [2023-11-19 03:44:23,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:23,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:23,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:23,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:23,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:23,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:44:23,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:44:23,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:44:23,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:23,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:24,076 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:24,078 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:25,208 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:44:25,390 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:44:25,390 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:44:25,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:25 BoogieIcfgContainer [2023-11-19 03:44:25,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:44:25,396 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:44:25,396 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:44:25,406 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:44:25,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:25" (1/1) ... [2023-11-19 03:44:25,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:44:25,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:25,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-19 03:44:25,466 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-19 03:44:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:44:25,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:25,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:25,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:44:25,474 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:44:25,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8c28f3-1d28-4d99-8ae5-0bc61a840b81/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:44:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:25,777 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:44:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:25,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:44:25,888 INFO L285 TraceCheckSpWp]: Computing forward predicates...