./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3 --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 0fadbea4ce4d051fd90ea075ad07b7ac800688b213e3e7ee6ba3c0fda07bc228 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:21:48,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:21:48,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:21:48,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:21:48,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:21:48,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:21:48,289 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:21:48,289 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:21:48,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:21:48,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:21:48,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:21:48,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:21:48,291 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:21:48,291 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:21:48,291 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:21:48,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:21:48,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:21:48,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:21:48,292 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:21:48,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:21:48,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:48,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:21:48,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:21:48,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:21:48,293 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:21:48,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:21:48,293 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3 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 -> 0fadbea4ce4d051fd90ea075ad07b7ac800688b213e3e7ee6ba3c0fda07bc228 [2024-11-25 04:21:48,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:21:48,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:21:48,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:21:48,678 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:21:48,678 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:21:48,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i [2024-11-25 04:21:51,565 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/12d2034b3/0dcd014471454ab8b80d5a55b0bd2f2f/FLAG3d6cdf7ac [2024-11-25 04:21:51,852 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:21:51,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i [2024-11-25 04:21:51,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/12d2034b3/0dcd014471454ab8b80d5a55b0bd2f2f/FLAG3d6cdf7ac [2024-11-25 04:21:52,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/12d2034b3/0dcd014471454ab8b80d5a55b0bd2f2f [2024-11-25 04:21:52,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:21:52,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:21:52,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:21:52,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:21:52,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:21:52,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d04b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52, skipping insertion in model container [2024-11-25 04:21:52,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,165 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:21:52,307 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i[917,930] [2024-11-25 04:21:52,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:21:52,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:21:52,372 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i[917,930] [2024-11-25 04:21:52,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:21:52,411 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:21:52,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52 WrapperNode [2024-11-25 04:21:52,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:21:52,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:21:52,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:21:52,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:21:52,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,455 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-11-25 04:21:52,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:21:52,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:21:52,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:21:52,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:21:52,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,478 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:21:52,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:21:52,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:21:52,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:21:52,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:52" (1/1) ... [2024-11-25 04:21:52,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:52,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:21:52,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:21:52,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:21:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:21:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:21:52,655 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:21:52,657 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:21:52,900 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-25 04:21:52,900 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:21:53,064 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:21:53,064 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:21:53,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:21:53 BoogieIcfgContainer [2024-11-25 04:21:53,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:21:53,068 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:21:53,068 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:21:53,079 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:21:53,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:21:53" (1/1) ... [2024-11-25 04:21:53,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:21:53,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:21:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-25 04:21:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-25 04:21:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 04:21:53,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:21:53,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:21:53,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:21:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:21:53,471 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:21:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:21:53,590 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:21:53,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:21:53 ImpRootNode [2024-11-25 04:21:53,672 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:21:53,673 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:21:53,673 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:21:53,673 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:21:53,674 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:21:53" (3/4) ... [2024-11-25 04:21:53,676 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:21:53,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:21:53,677 INFO L158 Benchmark]: Toolchain (without parser) took 1542.72ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 46.4MB in the end (delta: 71.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 04:21:53,678 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:53,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.30ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 104.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:21:53,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.65ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.6MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:21:53,679 INFO L158 Benchmark]: Boogie Preprocessor took 31.58ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:53,679 INFO L158 Benchmark]: RCFGBuilder took 577.03ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 73.7MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:21:53,680 INFO L158 Benchmark]: CodeCheck took 603.69ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 46.6MB in the end (delta: 27.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:21:53,680 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 142.6MB. Free memory was 46.6MB in the beginning and 46.4MB in the end (delta: 182.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:53,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 47, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 39, overapproximation of someBinaryFLOATComparisonOperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -5; [L23] signed short int var_1_2 = 0; [L24] signed short int var_1_3 = 1000; [L25] signed short int var_1_4 = 10; [L26] signed short int var_1_5 = 32; [L27] signed long int var_1_6 = 5; [L28] float var_1_7 = 1.1; [L29] float var_1_8 = 7.8; [L30] float var_1_9 = 1.75; [L31] signed long int var_1_10 = 32; [L32] unsigned char var_1_11 = 64; [L33] signed long int var_1_12 = 1230482582; [L93] isInitial = 1 [L94] FCALL initially() [L96] FCALL updateLastVariables() [L97] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_short() [L61] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L62] CALL assume_abort_if_not(var_1_2 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_2 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L63] var_1_3 = __VERIFIER_nondet_short() [L64] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L65] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L66] var_1_4 = __VERIFIER_nondet_short() [L67] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L68] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L69] var_1_5 = __VERIFIER_nondet_short() [L70] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L71] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4] [L72] var_1_7 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_8=39/5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_8=39/5, var_1_9=7/4] [L74] var_1_8 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_9=7/4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5, var_1_9=7/4] [L76] var_1_9 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L78] var_1_11 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L80] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L81] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=16, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=32, var_1_11=16, var_1_12=1230482582, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L82] var_1_12 = __VERIFIER_nondet_long() [L83] CALL assume_abort_if_not(var_1_12 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=16, var_1_12=1073741823, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_12 >= 1073741823) VAL [isInitial=1, var_1_10=32, var_1_11=16, var_1_12=1073741823, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L84] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=16, var_1_12=1073741823, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=32, var_1_11=16, var_1_12=1073741823, var_1_1=-5, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=5] [L97] RET updateVariables() [L98] CALL step() [L37] var_1_1 = ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) [L38] COND TRUE var_1_2 >= var_1_1 [L39] COND FALSE !(((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) [L42] var_1_6 = var_1_1 [L47] EXPR var_1_4 << var_1_2 [L47] signed long int stepLocal_1 = var_1_6 + (var_1_4 << var_1_2); [L48] signed long int stepLocal_0 = var_1_2 - (var_1_12 - var_1_5); [L49] COND FALSE !(stepLocal_1 != var_1_5) [L56] var_1_10 = var_1_2 [L98] RET step() [L99] CALL, EXPR property() [L89] EXPR ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2))) [L89] EXPR var_1_4 << var_1_2 [L89] EXPR ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2))) [L89-L90] return ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2))) ; [L99] RET, EXPR property() [L99] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=16382, var_1_11=16, var_1_12=1073741823, var_1_1=17, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=17] [L19] reach_error() VAL [isInitial=1, var_1_10=16382, var_1_11=16, var_1_12=1073741823, var_1_1=17, var_1_2=16382, var_1_3=17, var_1_4=16364, var_1_5=16383, var_1_6=17] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.30ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 104.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.65ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.6MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.58ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 577.03ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 73.7MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 603.69ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 46.6MB in the end (delta: 27.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 142.6MB. Free memory was 46.6MB in the beginning and 46.4MB in the end (delta: 182.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:21:53,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3 --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 0fadbea4ce4d051fd90ea075ad07b7ac800688b213e3e7ee6ba3c0fda07bc228 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:21:56,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:21:56,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:21:56,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:21:56,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:21:56,682 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:21:56,683 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:21:56,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:21:56,683 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:21:56,683 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:21:56,683 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:21:56,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:21:56,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:21:56,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:21:56,684 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:21:56,685 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:21:56,685 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:21:56,685 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:21:56,685 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:21:56,685 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:21:56,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:21:56,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:56,685 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:21:56,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:21:56,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:21:56,686 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:21:56,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:21:56,686 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:21:56,686 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3 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 -> 0fadbea4ce4d051fd90ea075ad07b7ac800688b213e3e7ee6ba3c0fda07bc228 [2024-11-25 04:21:57,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:21:57,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:21:57,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:21:57,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:21:57,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:21:57,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i [2024-11-25 04:21:59,984 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/13c730ea3/c728f666da7f47a5ae9d7e1a1f9c6235/FLAGb7915cbbd [2024-11-25 04:22:00,262 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:22:00,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i [2024-11-25 04:22:00,279 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/13c730ea3/c728f666da7f47a5ae9d7e1a1f9c6235/FLAGb7915cbbd [2024-11-25 04:22:00,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/data/13c730ea3/c728f666da7f47a5ae9d7e1a1f9c6235 [2024-11-25 04:22:00,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:22:00,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:22:00,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:00,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:22:00,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:22:00,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9dd2e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00, skipping insertion in model container [2024-11-25 04:22:00,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,358 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:22:00,527 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i[917,930] [2024-11-25 04:22:00,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:00,621 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:22:00,634 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-39.i[917,930] [2024-11-25 04:22:00,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:00,699 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:22:00,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00 WrapperNode [2024-11-25 04:22:00,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:00,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:00,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:22:00,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:22:00,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,730 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,761 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 101 [2024-11-25 04:22:00,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:00,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:22:00,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:22:00,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:22:00,769 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,782 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,803 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:22:00,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:22:00,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:22:00,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:22:00,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:00" (1/1) ... [2024-11-25 04:22:00,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:00,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:22:00,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:22:00,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:22:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:22:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:22:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:22:00,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:22:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:22:00,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:22:00,977 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:22:00,979 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:22:01,666 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 04:22:01,666 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:22:01,784 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:22:01,785 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:22:01,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:01 BoogieIcfgContainer [2024-11-25 04:22:01,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:22:01,788 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:22:01,788 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:22:01,802 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:22:01,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:22:01,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:22:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-25 04:22:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-25 04:22:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 04:22:01,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:22:01,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:22:01,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:22:01,881 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:22:01,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6349e87-9e02-4371-9a75-429dcb9a0f64/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:22:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:22:02,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:22:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:22:02,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:22:02,760 INFO L279 TraceCheckSpWp]: Computing forward predicates...