./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.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_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/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_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/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_a18e8aca-a55a-4d2f-8a27-662c523fab73/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 e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:49:05,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:49:05,304 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:49:05,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:49:05,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:49:05,361 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:49:05,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:49:05,363 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:49:05,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:49:05,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:49:05,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:49:05,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:49:05,365 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:49:05,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:49:05,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:49:05,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:49:05,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:49:05,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:49:05,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:49:05,367 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:49:05,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:49:05,367 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:49:05,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:49:05,368 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:49:05,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:49:05,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:49:05,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:49:05,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:49:05,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:49:05,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:49:05,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:49:05,369 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:49:05,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:49:05,369 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_a18e8aca-a55a-4d2f-8a27-662c523fab73/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 -> e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 [2024-11-25 04:49:05,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:49:05,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:49:05,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:49:05,736 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:49:05,736 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:49:05,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i [2024-11-25 04:49:08,972 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/a90011b88/1ff3cff624ca42059906ff2446f70388/FLAG69647a744 [2024-11-25 04:49:09,250 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:49:09,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i [2024-11-25 04:49:09,261 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/a90011b88/1ff3cff624ca42059906ff2446f70388/FLAG69647a744 [2024-11-25 04:49:09,535 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/a90011b88/1ff3cff624ca42059906ff2446f70388 [2024-11-25 04:49:09,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:49:09,538 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:49:09,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:49:09,540 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:49:09,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:49:09,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5faf5b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09, skipping insertion in model container [2024-11-25 04:49:09,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,566 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:49:09,708 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_a18e8aca-a55a-4d2f-8a27-662c523fab73/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-25 04:49:09,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:49:09,756 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:49:09,768 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_a18e8aca-a55a-4d2f-8a27-662c523fab73/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-25 04:49:09,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:49:09,808 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:49:09,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09 WrapperNode [2024-11-25 04:49:09,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:49:09,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:49:09,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:49:09,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:49:09,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,852 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-11-25 04:49:09,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:49:09,853 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:49:09,853 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:49:09,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:49:09,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,863 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,863 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,872 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,877 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:49:09,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:49:09,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:49:09,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:49:09,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:09" (1/1) ... [2024-11-25 04:49:09,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:49:09,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:49:09,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:49:09,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:49:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:49:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:49:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:49:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:49:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:49:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:49:10,036 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:49:10,038 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:49:10,349 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 04:49:10,349 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:49:10,550 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:49:10,552 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:49:10,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:49:10 BoogieIcfgContainer [2024-11-25 04:49:10,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:49:10,554 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:49:10,554 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:49:10,563 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:49:10,564 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:49:10" (1/1) ... [2024-11-25 04:49:10,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:49:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:49:10,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-25 04:49:10,636 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-25 04:49:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 04:49:10,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:49:10,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:49:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:49:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:49:11,263 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:49:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:49:11,416 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:49:11,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:49:11 ImpRootNode [2024-11-25 04:49:11,475 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:49:11,476 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:49:11,476 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:49:11,476 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:49:11,477 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:49:10" (3/4) ... [2024-11-25 04:49:11,479 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:49:11,480 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:49:11,481 INFO L158 Benchmark]: Toolchain (without parser) took 1942.30ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 66.5MB in the end (delta: 28.0MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-11-25 04:49:11,481 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:49:11,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.33ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 81.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:49:11,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.11ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 79.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:49:11,482 INFO L158 Benchmark]: Boogie Preprocessor took 39.86ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 882.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:49:11,483 INFO L158 Benchmark]: RCFGBuilder took 659.54ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 46.2MB in the end (delta: 31.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:49:11,483 INFO L158 Benchmark]: CodeCheck took 921.52ms. Allocated memory is still 117.4MB. Free memory was 46.2MB in the beginning and 67.1MB in the end (delta: -20.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:49:11,483 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 66.5MB in the end (delta: 601.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:49:11,486 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: 0.8s, 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, 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 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 8; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] unsigned long int var_1_4 = 1; [L26] unsigned long int var_1_5 = 5; [L27] signed char var_1_7 = 4; [L28] signed char var_1_8 = 100; [L29] unsigned char var_1_9 = 1; [L30] signed long int var_1_10 = -8; [L31] signed long int var_1_11 = 10; [L32] signed long int var_1_12 = -25; [L33] signed long int var_1_13 = -16; [L34] signed long int last_1_var_1_11 = 10; [L100] isInitial = 1 [L101] FCALL initially() [L103] CALL updateLastVariables() [L93] last_1_var_1_11 = var_1_11 [L103] RET updateLastVariables() [L104] CALL updateVariables() [L66] var_1_2 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L68] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=64, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L71] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=1, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L72] var_1_4 = __VERIFIER_nondet_ulong() [L73] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L74] CALL assume_abort_if_not(var_1_4 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 <= 12) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=5, var_1_7=4, var_1_8=100, var_1_9=1] [L75] var_1_5 = __VERIFIER_nondet_ulong() [L76] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_7=4, var_1_8=100, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_5 <= 11) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=4, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_5 <= 11) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=4, var_1_8=100, var_1_9=1] [L78] var_1_7 = __VERIFIER_nondet_char() [L79] CALL assume_abort_if_not(var_1_7 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_7 >= -63) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=100, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=100, var_1_9=1] [L81] var_1_8 = __VERIFIER_nondet_char() [L82] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L83] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L84] var_1_9 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1] [L86] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=-25, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L87] var_1_12 = __VERIFIER_nondet_long() [L88] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L90] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=-8, var_1_11=10, var_1_12=129, var_1_13=-16, var_1_1=8, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L104] RET updateVariables() [L105] CALL step() [L38] COND FALSE !(var_1_7 < var_1_3) [L43] COND TRUE (var_1_8 + ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))) > var_1_7 [L44] var_1_10 = var_1_8 [L47] var_1_13 = var_1_7 [L48] signed long int stepLocal_1 = var_1_2 / var_1_12; [L49] COND TRUE ((var_1_10 * var_1_13) + var_1_8) > stepLocal_1 [L50] COND TRUE \read(var_1_9) [L51] var_1_11 = var_1_2 [L56] signed long int stepLocal_0 = var_1_11; [L57] EXPR (var_1_2 - var_1_3) << (var_1_4 + var_1_5) [L57] COND TRUE ((var_1_2 - var_1_3) << (var_1_4 + var_1_5)) <= stepLocal_0 [L58] var_1_1 = ((((var_1_4) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_4) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))) [L105] RET step() [L106] CALL, EXPR property() [L96] EXPR (var_1_2 - var_1_3) << (var_1_4 + var_1_5) [L96-L97] return ((((((var_1_2 - var_1_3) << (var_1_4 + var_1_5)) <= var_1_11) ? (var_1_1 == ((signed char) ((((var_1_4) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_4) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))))) : (var_1_9 ? (var_1_1 == ((signed char) var_1_5)) : 1)) && ((var_1_7 < var_1_3) ? ((last_1_var_1_11 > var_1_7) ? (var_1_10 == ((signed long int) (var_1_3 - var_1_8))) : 1) : (((var_1_8 + ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))) > var_1_7) ? (var_1_10 == ((signed long int) var_1_8)) : 1))) && ((((var_1_10 * var_1_13) + var_1_8) > (var_1_2 / var_1_12)) ? (var_1_9 ? (var_1_11 == ((signed long int) var_1_2)) : 1) : (var_1_11 == ((signed long int) var_1_7)))) && (var_1_13 == ((signed long int) var_1_7)) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=10, var_1_10=1, var_1_11=127, var_1_12=129, var_1_13=1, var_1_1=1, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=10, var_1_10=1, var_1_11=127, var_1_12=129, var_1_13=1, var_1_1=1, var_1_2=127, var_1_3=-255, var_1_4=-4294967296, var_1_5=8589934594, var_1_7=1, var_1_8=1, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.33ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 81.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.11ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 79.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.86ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 882.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 659.54ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 46.2MB in the end (delta: 31.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 921.52ms. Allocated memory is still 117.4MB. Free memory was 46.2MB in the beginning and 67.1MB in the end (delta: -20.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 66.5MB in the end (delta: 601.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:49:11,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/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_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/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_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/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_a18e8aca-a55a-4d2f-8a27-662c523fab73/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 e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:49:14,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:49:14,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:49:14,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:49:14,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:49:14,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:49:14,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:49:14,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:49:14,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:49:14,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:49:14,310 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:49:14,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:49:14,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:49:14,311 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:49:14,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:49:14,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:49:14,313 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:49:14,313 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:49:14,314 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:49:14,314 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:49:14,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:49:14,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:49:14,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:49:14,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:49:14,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:49:14,316 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:49:14,316 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:49:14,316 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:49:14,316 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_a18e8aca-a55a-4d2f-8a27-662c523fab73/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 -> e81c8231699196cf5437f91b3d447060153ebb8bb2b5194ad29fc4cc75d32629 [2024-11-25 04:49:14,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:49:14,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:49:14,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:49:14,703 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:49:14,703 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:49:14,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i [2024-11-25 04:49:17,787 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/7af29f3c4/76505e93d9ff466c89e6411e3b504f5c/FLAG9fdd64226 [2024-11-25 04:49:18,095 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:49:18,117 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i [2024-11-25 04:49:18,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/7af29f3c4/76505e93d9ff466c89e6411e3b504f5c/FLAG9fdd64226 [2024-11-25 04:49:18,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/data/7af29f3c4/76505e93d9ff466c89e6411e3b504f5c [2024-11-25 04:49:18,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:49:18,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:49:18,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:49:18,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:49:18,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:49:18,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312a7bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18, skipping insertion in model container [2024-11-25 04:49:18,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:49:18,417 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_a18e8aca-a55a-4d2f-8a27-662c523fab73/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-25 04:49:18,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:49:18,509 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:49:18,525 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_a18e8aca-a55a-4d2f-8a27-662c523fab73/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-19.i[916,929] [2024-11-25 04:49:18,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:49:18,601 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:49:18,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18 WrapperNode [2024-11-25 04:49:18,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:49:18,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:49:18,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:49:18,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:49:18,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,672 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 104 [2024-11-25 04:49:18,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:49:18,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:49:18,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:49:18,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:49:18,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,698 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:49:18,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:49:18,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:49:18,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:49:18,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:49:18" (1/1) ... [2024-11-25 04:49:18,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:49:18,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:49:18,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:49:18,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:49:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:49:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:49:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:49:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:49:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:49:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:49:18,884 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:49:18,887 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:49:19,289 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 04:49:19,289 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:49:19,443 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:49:19,443 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:49:19,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:49:19 BoogieIcfgContainer [2024-11-25 04:49:19,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:49:19,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:49:19,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:49:19,457 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:49:19,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:49:19" (1/1) ... [2024-11-25 04:49:19,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:49:19,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:49:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-25 04:49:19,552 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-25 04:49:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 04:49:19,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:49:19,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:49:19,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:49:19,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:49:19,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18e8aca-a55a-4d2f-8a27-662c523fab73/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:49:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:49:19,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:49:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:49:19,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-25 04:49:19,976 INFO L279 TraceCheckSpWp]: Computing forward predicates...