./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.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_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi --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 434b16a64b06ae36ef836c68b9042912d6cf793be5a1688bb3a25d59d1194c23 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:37,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:37,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:11:37,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:37,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:37,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:37,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:37,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:37,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:37,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:37,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:37,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:37,847 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:37,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:37,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:37,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:37,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:37,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:37,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:37,859 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:37,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:37,861 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:37,862 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:37,862 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:37,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:37,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:37,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:37,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:37,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:37,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:37,866 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:37,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:37,867 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:37,867 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_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434b16a64b06ae36ef836c68b9042912d6cf793be5a1688bb3a25d59d1194c23 [2023-11-24 23:11:38,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:38,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:38,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:38,168 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:38,168 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:38,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i [2023-11-24 23:11:41,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:41,552 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:41,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i [2023-11-24 23:11:41,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data/f559b7375/d67d66af1c9f49f381308e02224bcf1d/FLAG0f9152a7c [2023-11-24 23:11:41,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data/f559b7375/d67d66af1c9f49f381308e02224bcf1d [2023-11-24 23:11:41,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:41,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:41,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:41,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:41,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:41,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b7df50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41, skipping insertion in model container [2023-11-24 23:11:41,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,624 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:41,788 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_2173ff79-84a5-4b35-8bd4-f01fde95449d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i[916,929] [2023-11-24 23:11:41,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:41,863 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:41,876 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_2173ff79-84a5-4b35-8bd4-f01fde95449d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i[916,929] [2023-11-24 23:11:41,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:41,931 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:41,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41 WrapperNode [2023-11-24 23:11:41,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:41,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:41,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:41,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:41,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,980 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-11-24 23:11:41,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:41,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:41,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:41,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:41,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,014 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:42,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:42,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:42,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:42,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:42,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:42,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:42,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:42,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:42,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:42,132 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:11:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:11:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:42,220 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:42,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:42,520 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:42,857 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:42,857 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:11:42,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:42 BoogieIcfgContainer [2023-11-24 23:11:42,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:42,862 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:42,862 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:42,876 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:42,876 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:42" (1/1) ... [2023-11-24 23:11:42,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:42,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:42,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-11-24 23:11:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-11-24 23:11:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:11:42,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:42,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:43,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:11:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:43,476 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:11:43,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:11:43 ImpRootNode [2023-11-24 23:11:43,558 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:11:43,559 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:11:43,559 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:11:43,559 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:11:43,560 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:42" (3/4) ... [2023-11-24 23:11:43,563 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:11:43,564 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:11:43,565 INFO L158 Benchmark]: Toolchain (without parser) took 1979.51ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 86.2MB in the beginning and 104.7MB in the end (delta: -18.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-24 23:11:43,566 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:43,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.29ms. Allocated memory is still 132.1MB. Free memory was 86.2MB in the beginning and 74.1MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:11:43,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.91ms. Allocated memory is still 132.1MB. Free memory was 73.6MB in the beginning and 71.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:43,569 INFO L158 Benchmark]: Boogie Preprocessor took 47.04ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 70.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:43,570 INFO L158 Benchmark]: RCFGBuilder took 832.24ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 70.1MB in the beginning and 128.9MB in the end (delta: -58.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-11-24 23:11:43,571 INFO L158 Benchmark]: CodeCheck took 695.93ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 105.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:43,571 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 104.7MB in the end (delta: 949.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:43,576 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 53 NumberOfCodeBlocks, 53 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 shiftRight at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] signed char var_1_3 = 0; [L24] signed char var_1_4 = 64; [L25] signed char var_1_5 = 64; [L26] signed long int var_1_6 = -64; [L27] signed long int var_1_8 = 32; [L28] signed long int var_1_9 = 1; [L29] unsigned short int var_1_10 = 32; [L30] signed long int var_1_11 = 15; [L31] unsigned char var_1_12 = 0; [L32] unsigned char var_1_13 = 0; [L33] unsigned short int last_1_var_1_10 = 32; [L95] isInitial = 1 [L96] FCALL initially() [L97] COND TRUE 1 [L98] CALL updateLastVariables() [L88] last_1_var_1_10 = var_1_10 [L98] RET updateLastVariables() [L99] CALL updateVariables() [L65] var_1_3 = __VERIFIER_nondet_char() [L66] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L67] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L68] var_1_4 = __VERIFIER_nondet_char() [L69] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L70] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=64, var_1_6=-64, var_1_8=32, var_1_9=1] [L71] var_1_5 = __VERIFIER_nondet_char() [L72] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=32, var_1_9=1] [L73] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=32, var_1_9=1] [L74] var_1_8 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=1] [L76] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=1] [L77] var_1_9 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L79] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=15, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L80] var_1_11 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_11 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_11 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L82] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L83] var_1_13 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L85] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-64, var_1_8=-2147483647, var_1_9=2147483647] [L99] RET updateVariables() [L100] CALL step() [L37] signed long int stepLocal_0 = (((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10)); [L38] EXPR last_1_var_1_10 >> var_1_3 [L38] COND TRUE stepLocal_0 <= (var_1_4 * (last_1_var_1_10 >> var_1_3)) [L39] COND TRUE (- var_1_8) >= var_1_9 [L40] var_1_6 = var_1_4 [L47] signed long int stepLocal_1 = var_1_5 + var_1_6; [L48] COND TRUE var_1_11 < var_1_9 [L49] COND TRUE stepLocal_1 <= (~ (var_1_6 % -32)) [L50] var_1_10 = var_1_5 [L55] var_1_12 = var_1_13 [L56] COND TRUE ! var_1_12 [L57] COND TRUE ! var_1_12 [L58] var_1_1 = (var_1_3 + -32) [L100] RET step() [L101] CALL, EXPR property() [L91] EXPR ((! var_1_12) ? ((! var_1_12) ? (var_1_1 == ((signed char) (var_1_3 + -32))) : (var_1_1 == ((signed char) (var_1_4 - ((((var_1_5) < (16)) ? (var_1_5) : (16))))))) : 1) && ((((((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10))) <= (var_1_4 * (last_1_var_1_10 >> var_1_3))) ? (((- var_1_8) >= var_1_9) ? (var_1_6 == ((signed long int) var_1_4)) : (var_1_6 == ((signed long int) var_1_5))) : (var_1_6 == ((signed long int) var_1_5))) [L91] EXPR last_1_var_1_10 >> var_1_3 [L91] EXPR ((! var_1_12) ? ((! var_1_12) ? (var_1_1 == ((signed char) (var_1_3 + -32))) : (var_1_1 == ((signed char) (var_1_4 - ((((var_1_5) < (16)) ? (var_1_5) : (16))))))) : 1) && ((((((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10))) <= (var_1_4 * (last_1_var_1_10 >> var_1_3))) ? (((- var_1_8) >= var_1_9) ? (var_1_6 == ((signed long int) var_1_4)) : (var_1_6 == ((signed long int) var_1_5))) : (var_1_6 == ((signed long int) var_1_5))) [L91-L92] return ((((! var_1_12) ? ((! var_1_12) ? (var_1_1 == ((signed char) (var_1_3 + -32))) : (var_1_1 == ((signed char) (var_1_4 - ((((var_1_5) < (16)) ? (var_1_5) : (16))))))) : 1) && ((((((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10))) <= (var_1_4 * (last_1_var_1_10 >> var_1_3))) ? (((- var_1_8) >= var_1_9) ? (var_1_6 == ((signed long int) var_1_4)) : (var_1_6 == ((signed long int) var_1_5))) : (var_1_6 == ((signed long int) var_1_5)))) && ((var_1_11 < var_1_9) ? (((var_1_5 + var_1_6) <= (~ (var_1_6 % -32))) ? (var_1_10 == ((unsigned short int) var_1_5)) : (var_1_10 == ((unsigned short int) var_1_5))) : 1)) && (var_1_12 == ((unsigned char) var_1_13)) ; [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, var_1_10=1, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-33, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-1, var_1_8=-2147483647, var_1_9=2147483647] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, var_1_10=1, var_1_11=2147483646, var_1_12=0, var_1_13=0, var_1_1=-33, var_1_3=-1, var_1_4=-1, var_1_5=1, var_1_6=-1, var_1_8=-2147483647, var_1_9=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.29ms. Allocated memory is still 132.1MB. Free memory was 86.2MB in the beginning and 74.1MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.91ms. Allocated memory is still 132.1MB. Free memory was 73.6MB in the beginning and 71.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.04ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 70.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 832.24ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 70.1MB in the beginning and 128.9MB in the end (delta: -58.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * CodeCheck took 695.93ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 105.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 104.7MB in the end (delta: 949.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:11:43,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/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_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi --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 434b16a64b06ae36ef836c68b9042912d6cf793be5a1688bb3a25d59d1194c23 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:46,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:46,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:11:46,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:46,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:46,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:46,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:46,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:46,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:46,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:46,528 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:46,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:46,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:46,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:46,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:46,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:46,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:46,533 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:46,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:46,534 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:46,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:46,535 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:46,536 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:46,536 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:46,537 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:46,537 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:46,538 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:46,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:46,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:46,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:46,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:46,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:46,541 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:46,541 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:46,542 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:46,542 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:46,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:46,542 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_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434b16a64b06ae36ef836c68b9042912d6cf793be5a1688bb3a25d59d1194c23 [2023-11-24 23:11:46,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:46,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:46,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:46,974 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:46,974 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:46,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i [2023-11-24 23:11:50,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:50,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:50,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i [2023-11-24 23:11:50,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data/84ebf34c5/ca375a5f96c44ba7b47d1bbd1521d0b8/FLAGb2a6c6c54 [2023-11-24 23:11:50,676 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/data/84ebf34c5/ca375a5f96c44ba7b47d1bbd1521d0b8 [2023-11-24 23:11:50,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:50,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:50,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:50,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:50,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:50,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22fc5442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50, skipping insertion in model container [2023-11-24 23:11:50,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,716 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:50,874 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_2173ff79-84a5-4b35-8bd4-f01fde95449d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i[916,929] [2023-11-24 23:11:50,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:50,930 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:50,945 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_2173ff79-84a5-4b35-8bd4-f01fde95449d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-79.i[916,929] [2023-11-24 23:11:50,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:51,001 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:51,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51 WrapperNode [2023-11-24 23:11:51,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:51,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:51,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:51,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:51,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,080 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 98 [2023-11-24 23:11:51,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:51,084 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:51,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:51,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:51,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,149 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:51,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:51,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:51,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:51,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:51,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:51,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:51,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:11:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:11:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:11:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:51,395 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:51,398 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:51,741 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:51,956 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:51,957 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:11:51,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:51 BoogieIcfgContainer [2023-11-24 23:11:51,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:51,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:51,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:51,972 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:51,974 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:51,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:52,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-11-24 23:11:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-11-24 23:11:52,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:11:52,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:52,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:11:52,100 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:11:52,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2173ff79-84a5-4b35-8bd4-f01fde95449d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:11:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:52,331 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:11:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:52,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 23:11:52,425 INFO L285 TraceCheckSpWp]: Computing forward predicates...