./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk --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 2f7348383fbfe60948d51b6a2558ece637bf3e6137abb8f292fdbb0029f6276f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:19,093 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:19,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:21:19,197 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:21:19,198 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:21:19,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:19,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:19,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:19,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:19,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:19,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:19,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:19,237 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:19,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:19,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:19,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:19,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:19,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:19,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:19,244 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:19,245 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:19,246 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:19,247 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:19,247 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:19,247 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:19,248 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:19,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:19,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:19,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:19,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:19,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:19,252 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:21:19,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:21:19,254 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_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f7348383fbfe60948d51b6a2558ece637bf3e6137abb8f292fdbb0029f6276f [2024-11-08 22:21:19,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:19,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:19,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:19,556 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:19,557 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:19,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i Unable to find full path for "g++" [2024-11-08 22:21:21,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:21,853 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:21,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i [2024-11-08 22:21:21,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data/325751e42/7ff1e617207748c7971f5c9a06153172/FLAG5067d4450 [2024-11-08 22:21:21,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data/325751e42/7ff1e617207748c7971f5c9a06153172 [2024-11-08 22:21:21,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:21,896 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:21,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:21,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:21,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:21,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7731c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21, skipping insertion in model container [2024-11-08 22:21:21,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,938 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:22,156 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_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i[915,928] [2024-11-08 22:21:22,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:22,232 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:22,246 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_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i[915,928] [2024-11-08 22:21:22,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:22,306 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:22,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22 WrapperNode [2024-11-08 22:21:22,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:22,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:22,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:22,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:22,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,363 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 92 [2024-11-08 22:21:22,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:22,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:22,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:22,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:22,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:22,393 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:22,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:22,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:22,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:22" (1/1) ... [2024-11-08 22:21:22,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:22,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:22,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:22,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:22,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:22,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:21:22,466 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:21:22,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:21:22,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:22,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:22,558 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:22,563 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:22,901 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:21:22,901 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:23,015 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:21:23,016 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:21:23,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:23 BoogieIcfgContainer [2024-11-08 22:21:23,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:21:23,017 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:21:23,017 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:21:23,033 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:21:23,033 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:23" (1/1) ... [2024-11-08 22:21:23,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:21:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:23,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-08 22:21:23,095 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-08 22:21:23,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:21:23,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:23,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:21:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:23,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:21:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:23,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:21:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:23,642 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:21:23,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:21:23 ImpRootNode [2024-11-08 22:21:23,702 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:21:23,703 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:21:23,703 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:21:23,704 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:21:23,704 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:23" (3/4) ... [2024-11-08 22:21:23,710 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:21:23,714 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:21:23,715 INFO L158 Benchmark]: Toolchain (without parser) took 1819.34ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 61.1MB in the end (delta: 68.6MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2024-11-08 22:21:23,716 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:21:23,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.43ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 115.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:21:23,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.19ms. Allocated memory is still 167.8MB. Free memory was 115.6MB in the beginning and 113.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:23,719 INFO L158 Benchmark]: Boogie Preprocessor took 27.52ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 112.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:23,720 INFO L158 Benchmark]: RCFGBuilder took 623.61ms. Allocated memory is still 167.8MB. Free memory was 112.0MB in the beginning and 89.8MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:21:23,721 INFO L158 Benchmark]: CodeCheck took 685.28ms. Allocated memory is still 167.8MB. Free memory was 89.8MB in the beginning and 61.7MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 22:21:23,722 INFO L158 Benchmark]: Witness Printer took 11.42ms. Allocated memory is still 167.8MB. Free memory was 61.7MB in the beginning and 61.1MB in the end (delta: 606.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:21:23,726 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, 24 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, 39 NumberOfCodeBlocks, 39 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 to_int at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 25; [L23] unsigned char var_1_2 = 1; [L24] signed long int var_1_3 = 128; [L25] signed long int var_1_4 = 15; [L26] signed long int var_1_5 = 5; [L27] unsigned char var_1_9 = 1; [L28] unsigned char var_1_10 = 100; [L29] unsigned char var_1_12 = 1; [L30] unsigned short int var_1_13 = 5; [L31] signed long int last_1_var_1_5 = 5; [L32] unsigned char last_1_var_1_10 = 100; [L33] unsigned short int last_1_var_1_13 = 5; [L95] isInitial = 1 [L96] FCALL initially() [L97] COND TRUE 1 [L98] CALL updateLastVariables() [L86] last_1_var_1_5 = var_1_5 [L87] last_1_var_1_10 = var_1_10 [L88] last_1_var_1_13 = var_1_13 [L98] RET updateLastVariables() [L99] CALL updateVariables() [L69] var_1_2 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_3=128, var_1_4=15, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_3=128, var_1_4=15, var_1_5=5, var_1_9=1] [L71] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=128, var_1_4=15, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=128, var_1_4=15, var_1_5=5, var_1_9=1] [L72] var_1_3 = __VERIFIER_nondet_long() [L73] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=15, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=15, var_1_5=5, var_1_9=1] [L74] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=15, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=15, var_1_5=5, var_1_9=1] [L75] var_1_4 = __VERIFIER_nondet_long() [L76] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L78] var_1_9 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5] [L80] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=1, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L81] var_1_12 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L83] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=0, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=0, var_1_13=5, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=5, var_1_9=1] [L99] RET updateVariables() [L100] CALL step() [L37] COND TRUE \read(var_1_9) [L38] COND FALSE !((var_1_4 * (var_1_3 - 5.3)) <= last_1_var_1_5) [L42] COND FALSE !((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) [L47] COND TRUE ! var_1_2 [L48] var_1_1 = (var_1_3 - var_1_4) [L52] COND TRUE (var_1_3 + (var_1_4 + var_1_1)) != var_1_1 [L53] COND FALSE !(\read(var_1_2)) [L62] var_1_5 = var_1_3 [L100] RET step() [L101] CALL, EXPR property() [L91-L92] return ((((! var_1_2) ? (var_1_1 == ((signed long int) (var_1_3 - var_1_4))) : (var_1_1 == ((signed long int) ((((16.2) < (var_1_3)) ? (16.2) : (var_1_3)))))) && (((var_1_3 + (var_1_4 + var_1_1)) != var_1_1) ? (var_1_2 ? (((- var_1_13) <= var_1_10) ? (var_1_9 ? (var_1_5 == ((signed long int) var_1_4)) : 1) : (var_1_5 == ((signed long int) var_1_3))) : (var_1_5 == ((signed long int) var_1_3))) : (var_1_5 == ((signed long int) var_1_3)))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? (var_1_10 == ((unsigned char) var_1_12)) : 1) : 1)) && (var_1_9 ? (((var_1_4 * (var_1_3 - 5.3)) <= last_1_var_1_5) ? (var_1_13 == ((unsigned short int) last_1_var_1_10)) : 1) : 1) ; [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=0, var_1_13=5, var_1_1=-1, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=5, var_1_10=100, var_1_12=0, var_1_13=5, var_1_1=-1, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=0, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.43ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 115.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.19ms. Allocated memory is still 167.8MB. Free memory was 115.6MB in the beginning and 113.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.52ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 112.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.61ms. Allocated memory is still 167.8MB. Free memory was 112.0MB in the beginning and 89.8MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 685.28ms. Allocated memory is still 167.8MB. Free memory was 89.8MB in the beginning and 61.7MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 11.42ms. Allocated memory is still 167.8MB. Free memory was 61.7MB in the beginning and 61.1MB in the end (delta: 606.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:21:23,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk --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 2f7348383fbfe60948d51b6a2558ece637bf3e6137abb8f292fdbb0029f6276f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:26,194 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:26,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:21:26,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:26,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:26,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:26,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:26,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:26,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:26,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:26,344 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:26,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:26,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:26,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:26,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:26,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:26,349 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:21:26,350 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:21:26,350 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:26,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:21:26,351 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:26,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:26,355 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:26,355 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:26,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:26,356 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:26,357 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:26,357 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:21:26,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:26,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:26,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:26,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:26,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:26,360 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:21:26,360 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:26,361 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:21:26,361 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_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f7348383fbfe60948d51b6a2558ece637bf3e6137abb8f292fdbb0029f6276f [2024-11-08 22:21:26,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:26,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:26,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:26,813 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:26,814 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:26,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i Unable to find full path for "g++" [2024-11-08 22:21:29,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:29,372 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:29,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i [2024-11-08 22:21:29,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data/8cea77b75/aa468a0d0baa45d3af54365394989666/FLAGa87cc3d37 [2024-11-08 22:21:29,402 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/data/8cea77b75/aa468a0d0baa45d3af54365394989666 [2024-11-08 22:21:29,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:29,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:29,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:29,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:29,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:29,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3666471c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29, skipping insertion in model container [2024-11-08 22:21:29,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:29,693 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_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i[915,928] [2024-11-08 22:21:29,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:29,791 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:29,816 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_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-0.i[915,928] [2024-11-08 22:21:29,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:29,892 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:29,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29 WrapperNode [2024-11-08 22:21:29,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:29,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:29,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:29,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:29,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,927 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,966 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2024-11-08 22:21:29,968 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:29,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:29,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:29,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:29,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,057 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:30,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:30,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:30,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:30,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:30,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:30,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:30,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:21:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:21:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:21:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:30,290 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:30,293 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:22:01,107 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:22:01,108 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:22:01,291 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:22:01,292 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:22:01,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:01 BoogieIcfgContainer [2024-11-08 22:22:01,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:22:01,294 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:22:01,294 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:22:01,306 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:22:01,307 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:01" (1/1) ... [2024-11-08 22:22:01,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:22:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-08 22:22:01,403 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-08 22:22:01,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:22:01,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:01,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:01,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:01,426 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:01,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebc9ee9-87f9-40a5-85fb-86a6cbce15d1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:22:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:02,077 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:02,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:22:02,365 INFO L278 TraceCheckSpWp]: Computing forward predicates...