./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9 --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 d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:11:29,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:11:29,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:11:29,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:11:29,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:11:29,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:11:29,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:11:29,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:11:29,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:11:29,670 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:11:29,670 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:11:29,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:11:29,671 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:11:29,672 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:11:29,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:11:29,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:11:29,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:11:29,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:11:29,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:11:29,674 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:11:29,675 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:11:29,675 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:11:29,676 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:11:29,676 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:11:29,677 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:11:29,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:11:29,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:11:29,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:11:29,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:11:29,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:11:29,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:11:29,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:11:29,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:11:29,680 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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a [2023-12-03 03:11:29,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:11:29,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:11:29,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:11:29,933 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:11:29,933 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:11:29,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2023-12-03 03:11:32,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:11:32,846 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:11:32,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2023-12-03 03:11:32,856 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data/c11dd15e1/f92f55e96e45424ba49ca7810d1fd265/FLAG6b11dd84c [2023-12-03 03:11:32,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data/c11dd15e1/f92f55e96e45424ba49ca7810d1fd265 [2023-12-03 03:11:32,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:11:32,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:11:32,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:11:32,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:11:32,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:11:32,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:11:32" (1/1) ... [2023-12-03 03:11:32,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a5049d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:32, skipping insertion in model container [2023-12-03 03:11:32,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:11:32" (1/1) ... [2023-12-03 03:11:32,907 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:11:33,053 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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i[917,930] [2023-12-03 03:11:33,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:11:33,109 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:11:33,122 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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i[917,930] [2023-12-03 03:11:33,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:11:33,160 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:11:33,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33 WrapperNode [2023-12-03 03:11:33,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:11:33,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:11:33,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:11:33,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:11:33,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,205 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2023-12-03 03:11:33,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:11:33,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:11:33,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:11:33,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:11:33,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:11:33,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:11:33,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:11:33,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:11:33,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:11:33,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:11:33,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:11:33,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:11:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:11:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:11:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:11:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:11:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:11:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:11:33,396 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:11:33,399 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:11:33,609 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:11:33,708 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:11:33,708 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:11:33,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:33 BoogieIcfgContainer [2023-12-03 03:11:33,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:11:33,711 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:11:33,711 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:11:33,721 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:11:33,721 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:33" (1/1) ... [2023-12-03 03:11:33,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:11:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:33,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2023-12-03 03:11:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2023-12-03 03:11:33,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:11:33,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:33,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:11:34,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:11:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:11:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:11:34,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:11:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:11:34,430 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:11:34,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:11:34 ImpRootNode [2023-12-03 03:11:34,491 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:11:34,491 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:11:34,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:11:34,492 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:11:34,492 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:33" (3/4) ... [2023-12-03 03:11:34,494 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:11:34,496 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:11:34,497 INFO L158 Benchmark]: Toolchain (without parser) took 1622.27ms. Allocated memory is still 136.3MB. Free memory was 97.7MB in the beginning and 79.3MB in the end (delta: 18.4MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-12-03 03:11:34,497 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 136.3MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:11:34,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.37ms. Allocated memory is still 136.3MB. Free memory was 97.7MB in the beginning and 85.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:11:34,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.96ms. Allocated memory is still 136.3MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:11:34,499 INFO L158 Benchmark]: Boogie Preprocessor took 33.06ms. Allocated memory is still 136.3MB. Free memory was 82.6MB in the beginning and 81.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:11:34,500 INFO L158 Benchmark]: RCFGBuilder took 470.16ms. Allocated memory is still 136.3MB. Free memory was 81.0MB in the beginning and 57.0MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:11:34,500 INFO L158 Benchmark]: CodeCheck took 780.03ms. Allocated memory is still 136.3MB. Free memory was 57.0MB in the beginning and 79.5MB in the end (delta: -22.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:11:34,501 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 136.3MB. Free memory was 79.5MB in the beginning and 79.3MB in the end (delta: 152.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:11:34,504 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, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10000000.8; [L23] unsigned char var_1_2 = 0; [L24] double var_1_3 = 16.2; [L25] double var_1_4 = 7.5; [L26] double var_1_5 = 49.6; [L27] signed short int var_1_6 = -10; [L28] double var_1_7 = 4.5; [L29] double var_1_8 = 9.4; [L30] signed short int var_1_9 = 128; [L31] signed short int var_1_10 = 128; [L32] unsigned char var_1_11 = 0; [L33] unsigned long int var_1_12 = 100; [L34] float var_1_13 = 128.4; [L35] double var_1_14 = 3.5; [L36] unsigned char var_1_15 = 16; [L37] unsigned char var_1_16 = 2; [L38] unsigned char last_1_var_1_15 = 16; [L107] isInitial = 1 [L108] FCALL initially() [L109] COND TRUE 1 [L110] CALL updateLastVariables() [L100] last_1_var_1_15 = var_1_15 [L110] RET updateLastVariables() [L111] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L73] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L74] var_1_3 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L76] var_1_4 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L78] var_1_5 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L80] var_1_7 = __VERIFIER_nondet_double() [L81] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_8=47/5, var_1_9=128] [L82] var_1_8 = __VERIFIER_nondet_double() [L83] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=128] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=128] [L84] var_1_9 = __VERIFIER_nondet_short() [L85] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L86] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L87] var_1_10 = __VERIFIER_nondet_short() [L88] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L89] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L90] var_1_11 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L93] var_1_14 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L95] var_1_16 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=0, var_1_6=-10, var_1_9=0] [L111] RET updateVariables() [L112] CALL step() [L42] var_1_12 = last_1_var_1_15 [L43] unsigned long int stepLocal_1 = var_1_12; [L44] signed short int stepLocal_0 = var_1_9; [L45] COND FALSE !(stepLocal_0 >= var_1_10) [L52] COND FALSE !(\read(var_1_2)) [L55] COND TRUE (- (var_1_7 - var_1_8)) <= var_1_3 [L56] var_1_6 = ((8 + var_1_15) - var_1_15) [L66] COND TRUE var_1_7 < (var_1_8 - var_1_14) [L67] var_1_13 = ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))) [L112] RET step() [L113] CALL, EXPR property() [L103-L104] return ((((var_1_2 ? (var_1_1 == ((double) (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))))) : 1) && (((- (var_1_7 - var_1_8)) <= var_1_3) ? (var_1_6 == ((signed short int) ((8 + var_1_15) - var_1_15))) : (var_1_2 ? (var_1_11 ? (var_1_6 == ((signed short int) var_1_15)) : 1) : (var_1_6 == ((signed short int) var_1_15))))) && (var_1_12 == ((unsigned long int) last_1_var_1_15))) && ((var_1_7 < (var_1_8 - var_1_14)) ? (var_1_13 == ((float) ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))))) : 1)) && ((var_1_9 >= var_1_10) ? (((var_1_9 + last_1_var_1_15) >= var_1_12) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : 1) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=0, var_1_3=0, var_1_4=642/5, var_1_5=0, var_1_6=8, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=0, var_1_3=0, var_1_4=642/5, var_1_5=0, var_1_6=8, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 136.3MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.37ms. Allocated memory is still 136.3MB. Free memory was 97.7MB in the beginning and 85.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.96ms. Allocated memory is still 136.3MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.06ms. Allocated memory is still 136.3MB. Free memory was 82.6MB in the beginning and 81.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.16ms. Allocated memory is still 136.3MB. Free memory was 81.0MB in the beginning and 57.0MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 780.03ms. Allocated memory is still 136.3MB. Free memory was 57.0MB in the beginning and 79.5MB in the end (delta: -22.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 136.3MB. Free memory was 79.5MB in the beginning and 79.3MB in the end (delta: 152.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:11:34,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9 --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 d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:11:36,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:11:36,587 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:11:36,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:11:36,618 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:11:36,618 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:11:36,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:11:36,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:11:36,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:11:36,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:11:36,621 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:11:36,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:11:36,622 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:11:36,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:11:36,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:11:36,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:11:36,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:11:36,625 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:11:36,625 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:11:36,626 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:11:36,626 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:11:36,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:11:36,627 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:11:36,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:11:36,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:11:36,629 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:36,629 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:11:36,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:11:36,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:11:36,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:11:36,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:11:36,631 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:11:36,631 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:11:36,631 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:36,632 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:11:36,632 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:11:36,632 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:11:36,632 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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a [2023-12-03 03:11:36,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:11:36,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:11:36,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:11:36,966 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:11:36,967 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:11:36,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2023-12-03 03:11:39,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:11:40,043 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:11:40,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2023-12-03 03:11:40,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data/e15de1b5d/a09ef94a4085454c86d765a5418fcc1e/FLAGa10613091 [2023-12-03 03:11:40,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/data/e15de1b5d/a09ef94a4085454c86d765a5418fcc1e [2023-12-03 03:11:40,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:11:40,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:11:40,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:11:40,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:11:40,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:11:40,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b944ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40, skipping insertion in model container [2023-12-03 03:11:40,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:11:40,262 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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i[917,930] [2023-12-03 03:11:40,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:11:40,325 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:11:40,338 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_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i[917,930] [2023-12-03 03:11:40,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:11:40,384 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:11:40,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40 WrapperNode [2023-12-03 03:11:40,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:11:40,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:11:40,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:11:40,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:11:40,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,434 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2023-12-03 03:11:40,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:11:40,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:11:40,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:11:40,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:11:40,445 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,450 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:11:40,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:11:40,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:11:40,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:11:40,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:40" (1/1) ... [2023-12-03 03:11:40,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:11:40,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:11:40,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:11:40,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:11:40,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:11:40,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:11:40,543 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:11:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:11:40,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:11:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:11:40,620 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:11:40,622 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:11:47,214 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:11:47,310 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:11:47,310 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:11:47,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:47 BoogieIcfgContainer [2023-12-03 03:11:47,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:11:47,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:11:47,313 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:11:47,323 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:11:47,323 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:47" (1/1) ... [2023-12-03 03:11:47,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:11:47,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2023-12-03 03:11:47,389 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2023-12-03 03:11:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:11:47,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:47,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:47,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:11:47,442 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:11:47,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48426dfb-f8ef-4e21-9df7-5cedd9c948d9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:11:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:48,923 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:11:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:58,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 03:11:58,132 INFO L285 TraceCheckSpWp]: Computing forward predicates...