./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b4beb2d56fd26727d06ab5e32646878129bf03feaf41ed8f7c7126586310d6a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:16:19,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:16:19,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:16:19,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:16:19,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:16:19,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:16:19,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:16:19,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:16:19,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:16:19,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:16:19,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:16:19,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:16:19,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:16:19,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:16:19,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:16:19,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:16:19,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:16:19,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:16:19,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:16:19,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:16:19,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:16:19,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:16:19,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:16:19,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:16:19,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:16:19,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:16:19,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:16:19,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:16:19,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:16:19,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:16:19,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:16:19,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:16:19,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:16:19,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:16:19,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:16:19,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:16:19,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:16:19,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:16:19,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:16:19,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:16:19,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:16:19,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 14:16:19,355 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:16:19,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:16:19,355 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:16:19,355 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:16:19,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:16:19,356 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:16:19,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:16:19,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:16:19,357 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:16:19,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:16:19,357 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 14:16:19,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:16:19,359 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:16:19,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:16:19,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:16:19,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:16:19,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:16:19,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:16:19,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:16:19,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:16:19,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:16:19,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:16:19,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:16:19,360 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:16:19,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:16:19,360 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:16:19,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:16:19,361 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:16:19,361 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b4beb2d56fd26727d06ab5e32646878129bf03feaf41ed8f7c7126586310d6a [2022-12-13 14:16:19,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:16:19,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:16:19,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:16:19,550 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:16:19,551 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:16:19,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2022-12-13 14:16:22,116 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:16:22,292 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:16:22,293 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2022-12-13 14:16:22,299 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data/d51895dbc/5e359ab3513c4fb1b8b0f8374a073e81/FLAG41649d789 [2022-12-13 14:16:22,311 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data/d51895dbc/5e359ab3513c4fb1b8b0f8374a073e81 [2022-12-13 14:16:22,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:16:22,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:16:22,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:16:22,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:16:22,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:16:22,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3490e99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22, skipping insertion in model container [2022-12-13 14:16:22,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:16:22,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:16:22,486 WARN L237 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_35af398e-e386-4ea0-95ef-40f172d94fec/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c[2907,2920] [2022-12-13 14:16:22,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:16:22,498 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:16:22,527 WARN L237 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_35af398e-e386-4ea0-95ef-40f172d94fec/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c[2907,2920] [2022-12-13 14:16:22,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:16:22,541 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:16:22,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22 WrapperNode [2022-12-13 14:16:22,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:16:22,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:16:22,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:16:22,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:16:22,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,580 INFO L138 Inliner]: procedures = 18, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 187 [2022-12-13 14:16:22,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:16:22,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:16:22,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:16:22,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:16:22,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,609 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:16:22,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:16:22,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:16:22,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:16:22,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (1/1) ... [2022-12-13 14:16:22,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:16:22,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:16:22,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:16:22,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:16:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:16:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-13 14:16:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:16:22,742 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:16:22,744 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:16:22,987 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:16:22,993 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:16:22,993 INFO L300 CfgBuilder]: Removed 14 assume(true) statements. [2022-12-13 14:16:22,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:16:22 BoogieIcfgContainer [2022-12-13 14:16:22,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:16:22,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:16:22,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:16:22,999 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:16:22,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:16:22" (1/3) ... [2022-12-13 14:16:22,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519a6e1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:16:22, skipping insertion in model container [2022-12-13 14:16:22,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:22" (2/3) ... [2022-12-13 14:16:23,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519a6e1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:16:22, skipping insertion in model container [2022-12-13 14:16:23,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:16:22" (3/3) ... [2022-12-13 14:16:23,001 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1130a.c [2022-12-13 14:16:23,014 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:16:23,014 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:16:23,047 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:16:23,052 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4e0a38fd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:16:23,052 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:16:23,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 46 states have (on average 1.7391304347826086) internal successors, (80), 47 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:23,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 14:16:23,059 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:16:23,059 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:16:23,059 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:16:23,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:16:23,063 INFO L85 PathProgramCache]: Analyzing trace with hash 461941989, now seen corresponding path program 1 times [2022-12-13 14:16:23,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:16:23,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054758112] [2022-12-13 14:16:23,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:16:23,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:16:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:16:23,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 14:16:23,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:16:23,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054758112] [2022-12-13 14:16:23,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054758112] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:16:23,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:16:23,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 14:16:23,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733055718] [2022-12-13 14:16:23,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:16:23,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 14:16:23,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:16:23,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 14:16:23,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 14:16:23,208 INFO L87 Difference]: Start difference. First operand has 48 states, 46 states have (on average 1.7391304347826086) internal successors, (80), 47 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:23,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:16:23,222 INFO L93 Difference]: Finished difference Result 93 states and 156 transitions. [2022-12-13 14:16:23,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 14:16:23,224 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-12-13 14:16:23,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:16:23,238 INFO L225 Difference]: With dead ends: 93 [2022-12-13 14:16:23,239 INFO L226 Difference]: Without dead ends: 44 [2022-12-13 14:16:23,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 14:16:23,244 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:16:23,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:16:23,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-12-13 14:16:23,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2022-12-13 14:16:23,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.3953488372093024) internal successors, (60), 43 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:23,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 60 transitions. [2022-12-13 14:16:23,270 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 60 transitions. Word has length 11 [2022-12-13 14:16:23,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:16:23,270 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 60 transitions. [2022-12-13 14:16:23,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-12-13 14:16:23,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 14:16:23,271 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:16:23,272 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:16:23,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 14:16:23,272 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:16:23,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:16:23,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1049045826, now seen corresponding path program 1 times [2022-12-13 14:16:23,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:16:23,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899636779] [2022-12-13 14:16:23,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:16:23,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:16:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:16:23,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:16:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:16:23,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 14:16:23,415 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 14:16:23,417 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:16:23,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 14:16:23,423 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 14:16:23,426 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 14:16:23,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 02:16:23 BoogieIcfgContainer [2022-12-13 14:16:23,450 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 14:16:23,450 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 14:16:23,451 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 14:16:23,451 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 14:16:23,451 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:16:22" (3/4) ... [2022-12-13 14:16:23,454 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 14:16:23,454 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 14:16:23,455 INFO L158 Benchmark]: Toolchain (without parser) took 1140.63ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 96.2MB in the beginning and 128.3MB in the end (delta: -32.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-12-13 14:16:23,456 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 127.9MB. Free memory was 93.6MB in the beginning and 93.5MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:16:23,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.93ms. Allocated memory is still 127.9MB. Free memory was 95.9MB in the beginning and 83.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 14:16:23,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.48ms. Allocated memory is still 127.9MB. Free memory was 83.7MB in the beginning and 81.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 14:16:23,457 INFO L158 Benchmark]: Boogie Preprocessor took 32.82ms. Allocated memory is still 127.9MB. Free memory was 81.3MB in the beginning and 79.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 14:16:23,458 INFO L158 Benchmark]: RCFGBuilder took 380.57ms. Allocated memory is still 127.9MB. Free memory was 79.6MB in the beginning and 61.0MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 14:16:23,458 INFO L158 Benchmark]: TraceAbstraction took 453.53ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 60.7MB in the beginning and 128.5MB in the end (delta: -67.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:16:23,459 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 172.0MB. Free memory was 128.5MB in the beginning and 128.3MB in the end (delta: 187.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:16:23,462 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 127.9MB. Free memory was 93.6MB in the beginning and 93.5MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.93ms. Allocated memory is still 127.9MB. Free memory was 95.9MB in the beginning and 83.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.48ms. Allocated memory is still 127.9MB. Free memory was 83.7MB in the beginning and 81.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.82ms. Allocated memory is still 127.9MB. Free memory was 81.3MB in the beginning and 79.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 380.57ms. Allocated memory is still 127.9MB. Free memory was 79.6MB in the beginning and 61.0MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 453.53ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 60.7MB in the beginning and 128.5MB in the end (delta: -67.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 172.0MB. Free memory was 128.5MB in the beginning and 128.3MB in the end (delta: 187.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 137]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 136, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of bitwiseAnd at line 32, overapproximation of bitwiseXor at line 33, overapproximation of someBinaryArithmeticFLOAToperation at line 37. Possible FailurePath: [L14-L17] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={4:0}] [L128] float x = 0.0f; [L129] float y = __VERIFIER_nondet_float(); [L131] COND TRUE (y < 0.0f || y > 0.0f) [L133] CALL, EXPR fmod_float(x, y) [L20] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [\old(x)=0, \old(y)=6442450955, one_fmod=1, x=0, y=6442450955, Zero_fmod={4:0}] [L23] ieee_float_shape_type gf_u; [L24] gf_u.value = (x) [L25] EXPR gf_u.word [L25] (hx) = gf_u.word [L28] ieee_float_shape_type gf_u; [L29] gf_u.value = (y) [L30] EXPR gf_u.word [L30] (hy) = gf_u.word [L32] sx = hx & 0x80000000 [L33] hx ^= sx [L34] hy &= 0x7fffffff VAL [\old(x)=0, \old(y)=6442450955, hx=0, hy=2139095041, one_fmod=1, sx=-4294967296, x=0, y=6442450955, Zero_fmod={4:0}] [L36] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L37] return (x * y) / (x * y); VAL [\old(x)=0, \old(y)=6442450955, hx=0, hy=2139095041, one_fmod=1, sx=-4294967296, x=0, y=6442450955, Zero_fmod={4:0}] [L133] RET, EXPR fmod_float(x, y) [L133] float res = fmod_float(x, y); [L136] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_fmod=1, res=6442450956, res == 0.0f && __signbit_float(res) == 0=0, x=0, y=6442450955, Zero_fmod={4:0}] [L136] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L137] reach_error() VAL [one_fmod=1, res=6442450956, x=0, y=6442450955, Zero_fmod={4:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 65 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 65 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 14:16:23,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b4beb2d56fd26727d06ab5e32646878129bf03feaf41ed8f7c7126586310d6a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:16:25,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:16:25,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:16:25,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:16:25,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:16:25,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:16:25,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:16:25,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:16:25,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:16:25,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:16:25,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:16:25,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:16:25,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:16:25,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:16:25,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:16:25,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:16:25,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:16:25,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:16:25,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:16:25,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:16:25,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:16:25,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:16:25,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:16:25,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:16:25,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:16:25,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:16:25,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:16:25,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:16:25,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:16:25,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:16:25,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:16:25,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:16:25,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:16:25,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:16:25,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:16:25,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:16:25,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:16:25,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:16:25,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:16:25,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:16:25,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:16:25,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-12-13 14:16:25,098 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:16:25,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:16:25,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:16:25,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:16:25,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:16:25,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:16:25,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:16:25,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:16:25,100 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:16:25,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 14:16:25,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 14:16:25,102 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 14:16:25,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:16:25,102 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:16:25,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:16:25,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:16:25,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:16:25,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:16:25,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:16:25,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:16:25,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:16:25,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:16:25,103 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 14:16:25,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 14:16:25,110 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:16:25,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:16:25,111 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:16:25,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:16:25,111 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 14:16:25,111 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:16:25,111 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b4beb2d56fd26727d06ab5e32646878129bf03feaf41ed8f7c7126586310d6a [2022-12-13 14:16:25,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:16:25,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:16:25,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:16:25,335 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:16:25,336 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:16:25,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2022-12-13 14:16:27,890 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:16:28,039 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:16:28,040 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c [2022-12-13 14:16:28,046 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data/cdc717fae/232b612ef0064009b3cd0a2fe0f8b203/FLAG418c9ff21 [2022-12-13 14:16:28,443 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/data/cdc717fae/232b612ef0064009b3cd0a2fe0f8b203 [2022-12-13 14:16:28,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:16:28,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:16:28,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:16:28,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:16:28,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:16:28,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6516ab86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28, skipping insertion in model container [2022-12-13 14:16:28,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:16:28,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:16:28,596 WARN L237 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_35af398e-e386-4ea0-95ef-40f172d94fec/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c[2907,2920] [2022-12-13 14:16:28,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:16:28,608 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:16:28,631 WARN L237 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_35af398e-e386-4ea0-95ef-40f172d94fec/sv-benchmarks/c/float-newlib/float_req_bl_1130a.c[2907,2920] [2022-12-13 14:16:28,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:16:28,643 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:16:28,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28 WrapperNode [2022-12-13 14:16:28,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:16:28,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:16:28,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:16:28,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:16:28,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,675 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 187 [2022-12-13 14:16:28,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:16:28,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:16:28,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:16:28,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:16:28,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,697 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:16:28,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:16:28,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:16:28,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:16:28,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (1/1) ... [2022-12-13 14:16:28,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:16:28,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:16:28,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:16:28,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:16:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:16:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-12-13 14:16:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 14:16:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:16:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-12-13 14:16:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 14:16:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:16:28,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:16:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-12-13 14:16:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 14:16:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:16:28,834 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:16:28,836 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:16:31,332 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:16:31,336 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:16:31,337 INFO L300 CfgBuilder]: Removed 14 assume(true) statements. [2022-12-13 14:16:31,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:16:31 BoogieIcfgContainer [2022-12-13 14:16:31,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:16:31,339 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:16:31,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:16:31,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:16:31,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:16:28" (1/3) ... [2022-12-13 14:16:31,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@383dd570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:16:31, skipping insertion in model container [2022-12-13 14:16:31,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:16:28" (2/3) ... [2022-12-13 14:16:31,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@383dd570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:16:31, skipping insertion in model container [2022-12-13 14:16:31,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:16:31" (3/3) ... [2022-12-13 14:16:31,344 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1130a.c [2022-12-13 14:16:31,356 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:16:31,356 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:16:31,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:16:31,395 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@65f2d21c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:16:31,395 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:16:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 46 states have (on average 1.7391304347826086) internal successors, (80), 47 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:31,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 14:16:31,402 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:16:31,403 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:16:31,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:16:31,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:16:31,407 INFO L85 PathProgramCache]: Analyzing trace with hash 461941989, now seen corresponding path program 1 times [2022-12-13 14:16:31,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:16:31,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [62364558] [2022-12-13 14:16:31,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:16:31,418 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:31,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:16:31,419 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:16:31,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 14:16:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:16:31,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 14:16:31,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:16:31,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 14:16:31,659 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:16:31,660 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:16:31,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [62364558] [2022-12-13 14:16:31,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [62364558] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:16:31,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:16:31,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 14:16:31,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391976158] [2022-12-13 14:16:31,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:16:31,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 14:16:31,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:16:31,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 14:16:31,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 14:16:31,687 INFO L87 Difference]: Start difference. First operand has 48 states, 46 states have (on average 1.7391304347826086) internal successors, (80), 47 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:31,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:16:31,701 INFO L93 Difference]: Finished difference Result 93 states and 156 transitions. [2022-12-13 14:16:31,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 14:16:31,703 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-12-13 14:16:31,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:16:31,708 INFO L225 Difference]: With dead ends: 93 [2022-12-13 14:16:31,709 INFO L226 Difference]: Without dead ends: 44 [2022-12-13 14:16:31,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 14:16:31,713 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:16:31,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:16:31,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-12-13 14:16:31,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2022-12-13 14:16:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.3953488372093024) internal successors, (60), 43 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 60 transitions. [2022-12-13 14:16:31,754 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 60 transitions. Word has length 11 [2022-12-13 14:16:31,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:16:31,754 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 60 transitions. [2022-12-13 14:16:31,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:31,754 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-12-13 14:16:31,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 14:16:31,755 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:16:31,755 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:16:31,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 14:16:31,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:31,957 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:16:31,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:16:31,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1049045826, now seen corresponding path program 1 times [2022-12-13 14:16:31,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:16:31,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1096508322] [2022-12-13 14:16:31,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:16:31,962 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:31,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:16:31,966 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:16:31,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 14:16:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:16:32,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-13 14:16:32,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:16:32,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-13 14:16:32,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-12-13 14:16:32,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 14:16:32,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:16:32,800 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:16:32,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1096508322] [2022-12-13 14:16:32,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1096508322] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:16:32,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:16:32,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:16:32,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684213334] [2022-12-13 14:16:32,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:16:32,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:16:32,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:16:32,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:16:32,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:16:32,802 INFO L87 Difference]: Start difference. First operand 44 states and 60 transitions. Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:34,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-13 14:16:35,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:16:35,113 INFO L93 Difference]: Finished difference Result 53 states and 69 transitions. [2022-12-13 14:16:35,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:16:35,114 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-12-13 14:16:35,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:16:35,115 INFO L225 Difference]: With dead ends: 53 [2022-12-13 14:16:35,115 INFO L226 Difference]: Without dead ends: 19 [2022-12-13 14:16:35,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:16:35,117 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 55 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:16:35,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 30 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2022-12-13 14:16:35,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2022-12-13 14:16:35,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-12-13 14:16:35,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:35,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2022-12-13 14:16:35,123 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 13 [2022-12-13 14:16:35,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:16:35,123 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2022-12-13 14:16:35,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:35,123 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2022-12-13 14:16:35,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 14:16:35,123 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:16:35,124 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:16:35,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 14:16:35,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:35,326 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:16:35,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:16:35,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1911951893, now seen corresponding path program 1 times [2022-12-13 14:16:35,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:16:35,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1463319556] [2022-12-13 14:16:35,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:16:35,331 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:35,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:16:35,332 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:16:35,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 14:16:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:16:35,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 14:16:35,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:16:35,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 14:16:35,575 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:16:35,576 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:16:35,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1463319556] [2022-12-13 14:16:35,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1463319556] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:16:35,576 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:16:35,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:16:35,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493929312] [2022-12-13 14:16:35,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:16:35,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:16:35,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:16:35,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:16:35,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:16:35,578 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:35,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:16:35,692 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2022-12-13 14:16:35,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:16:35,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-12-13 14:16:35,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:16:35,693 INFO L225 Difference]: With dead ends: 22 [2022-12-13 14:16:35,693 INFO L226 Difference]: Without dead ends: 19 [2022-12-13 14:16:35,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:16:35,694 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 37 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:16:35,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 30 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:16:35,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2022-12-13 14:16:35,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-12-13 14:16:35,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.0) internal successors, (18), 18 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:35,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2022-12-13 14:16:35,698 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2022-12-13 14:16:35,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:16:35,698 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2022-12-13 14:16:35,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2022-12-13 14:16:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-13 14:16:35,699 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:16:35,699 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:16:35,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 14:16:35,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:35,901 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:16:35,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:16:35,902 INFO L85 PathProgramCache]: Analyzing trace with hash -645654976, now seen corresponding path program 1 times [2022-12-13 14:16:35,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:16:35,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309415887] [2022-12-13 14:16:35,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:16:35,905 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:35,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:16:35,908 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:16:35,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 14:16:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:16:36,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-13 14:16:36,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:16:36,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 14:16:36,365 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:16:36,365 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:16:36,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309415887] [2022-12-13 14:16:36,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309415887] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:16:36,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:16:36,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 14:16:36,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944589202] [2022-12-13 14:16:36,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:16:36,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 14:16:36,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:16:36,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 14:16:36,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-13 14:16:36,367 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:36,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:16:36,710 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2022-12-13 14:16:36,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 14:16:36,711 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-12-13 14:16:36,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:16:36,711 INFO L225 Difference]: With dead ends: 19 [2022-12-13 14:16:36,711 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 14:16:36,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2022-12-13 14:16:36,713 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 43 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:16:36,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 52 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 14:16:36,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 14:16:36,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 14:16:36,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:36,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 14:16:36,714 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2022-12-13 14:16:36,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:16:36,715 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 14:16:36,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:16:36,715 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 14:16:36,715 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 14:16:36,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:16:36,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-12-13 14:16:36,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:16:36,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 14:16:37,213 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 31) no Hoare annotation was computed. [2022-12-13 14:16:37,213 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 60 65) no Hoare annotation was computed. [2022-12-13 14:16:37,214 INFO L895 garLoopResultBuilder]: At program point L27-1(lines 27 31) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_float_~x#1| (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (_ +zero 8 24)) (= .cse0 |ULTIMATE.start_fmod_float_~hx~0#1|)))) (or (fp.lt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (fp.gt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)))) [2022-12-13 14:16:37,214 INFO L899 garLoopResultBuilder]: For program point L27-2(lines 27 31) no Hoare annotation was computed. [2022-12-13 14:16:37,214 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 121 143) the Hoare annotation is: true [2022-12-13 14:16:37,214 INFO L899 garLoopResultBuilder]: For program point L69(lines 69 75) no Hoare annotation was computed. [2022-12-13 14:16:37,215 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 37) no Hoare annotation was computed. [2022-12-13 14:16:37,215 INFO L895 garLoopResultBuilder]: At program point L69-2(lines 67 76) the Hoare annotation is: false [2022-12-13 14:16:37,215 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 14:16:37,215 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 80) no Hoare annotation was computed. [2022-12-13 14:16:37,215 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 19 107) no Hoare annotation was computed. [2022-12-13 14:16:37,215 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-12-13 14:16:37,215 INFO L899 garLoopResultBuilder]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2022-12-13 14:16:37,216 INFO L895 garLoopResultBuilder]: At program point fmod_float_returnLabel#1(lines 19 107) the Hoare annotation is: (and (= (_ +zero 8 24) |ULTIMATE.start_fmod_float_#res#1|) (= |ULTIMATE.start_fmod_float_~x#1| (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_ULTIMATE.start_fmod_float_~hx~0#1_35| (_ BitVec 32))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) ((_ extract 30 23) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) ((_ extract 22 0) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|))) (= (bvxor (bvand |v_ULTIMATE.start_fmod_float_~hx~0#1_35| (_ bv2147483648 32)) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) |ULTIMATE.start_fmod_float_~hx~0#1|))) (exists ((|v_ULTIMATE.start_fmod_float_~hy~0#1_20| (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) ((_ extract 30 23) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) ((_ extract 22 0) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) |ULTIMATE.start_fmod_float_~hy~0#1|))) (or (fp.lt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (fp.gt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)))) [2022-12-13 14:16:37,216 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 19 107) no Hoare annotation was computed. [2022-12-13 14:16:37,216 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 112 116) no Hoare annotation was computed. [2022-12-13 14:16:37,216 INFO L895 garLoopResultBuilder]: At program point L112-2(lines 112 116) the Hoare annotation is: (and (= |ULTIMATE.start___signbit_float_~x#1| (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start_fmod_float_#res#1|) (= |ULTIMATE.start_fmod_float_~x#1| (_ +zero 8 24)) (= |ULTIMATE.start_main_~res~0#1| (_ +zero 8 24)) |ULTIMATE.start_main_#t~short16#1| (= (_ +zero 8 24) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_ULTIMATE.start_fmod_float_~hx~0#1_35| (_ BitVec 32))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) ((_ extract 30 23) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) ((_ extract 22 0) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|))) (= (bvxor (bvand |v_ULTIMATE.start_fmod_float_~hx~0#1_35| (_ bv2147483648 32)) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) |ULTIMATE.start_fmod_float_~hx~0#1|))) (exists ((|v_ULTIMATE.start_fmod_float_~hy~0#1_20| (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) ((_ extract 30 23) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) ((_ extract 22 0) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) |ULTIMATE.start_fmod_float_~hy~0#1|))) (or (fp.lt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (fp.gt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)))) [2022-12-13 14:16:37,217 INFO L899 garLoopResultBuilder]: For program point L112-3(lines 112 116) no Hoare annotation was computed. [2022-12-13 14:16:37,217 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 14:16:37,217 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-12-13 14:16:37,217 INFO L899 garLoopResultBuilder]: For program point L38(lines 38 39) no Hoare annotation was computed. [2022-12-13 14:16:37,217 INFO L895 garLoopResultBuilder]: At program point __signbit_float_returnLabel#1(lines 109 119) the Hoare annotation is: (and (= |ULTIMATE.start___signbit_float_~x#1| (_ +zero 8 24)) (= |ULTIMATE.start___signbit_float_#res#1| (_ bv0 32)) (= (_ +zero 8 24) |ULTIMATE.start_fmod_float_#res#1|) (= |ULTIMATE.start_fmod_float_~x#1| (_ +zero 8 24)) (= |ULTIMATE.start_main_~res~0#1| (_ +zero 8 24)) |ULTIMATE.start_main_#t~short16#1| (= (_ +zero 8 24) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_ULTIMATE.start_fmod_float_~hx~0#1_35| (_ BitVec 32))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) ((_ extract 30 23) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) ((_ extract 22 0) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|))) (= (bvxor (bvand |v_ULTIMATE.start_fmod_float_~hx~0#1_35| (_ bv2147483648 32)) |v_ULTIMATE.start_fmod_float_~hx~0#1_35|) |ULTIMATE.start_fmod_float_~hx~0#1|))) (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|)) (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_fmod_float_~hy~0#1_20| (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) ((_ extract 30 23) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) ((_ extract 22 0) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) |v_ULTIMATE.start_fmod_float_~hy~0#1_20|) |ULTIMATE.start_fmod_float_~hy~0#1|))) (or (fp.lt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (fp.gt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)))) [2022-12-13 14:16:37,217 INFO L899 garLoopResultBuilder]: For program point L88(lines 88 105) no Hoare annotation was computed. [2022-12-13 14:16:37,218 INFO L899 garLoopResultBuilder]: For program point L22-1(lines 22 26) no Hoare annotation was computed. [2022-12-13 14:16:37,218 INFO L895 garLoopResultBuilder]: At program point L22-2(lines 22 26) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_float_~x#1| (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start_main_~x~0#1|) (or (fp.lt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (fp.gt |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)))) [2022-12-13 14:16:37,218 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 73) no Hoare annotation was computed. [2022-12-13 14:16:37,218 INFO L899 garLoopResultBuilder]: For program point L48(lines 19 107) no Hoare annotation was computed. [2022-12-13 14:16:37,218 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2022-12-13 14:16:37,218 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 140) no Hoare annotation was computed. [2022-12-13 14:16:37,218 INFO L899 garLoopResultBuilder]: For program point L131-2(lines 131 140) no Hoare annotation was computed. [2022-12-13 14:16:37,219 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 14:16:37,219 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 90 94) no Hoare annotation was computed. [2022-12-13 14:16:37,219 INFO L895 garLoopResultBuilder]: At program point L90-2(lines 90 94) the Hoare annotation is: false [2022-12-13 14:16:37,219 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 137) no Hoare annotation was computed. [2022-12-13 14:16:37,219 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-12-13 14:16:37,219 INFO L895 garLoopResultBuilder]: At program point L49-3(lines 49 50) the Hoare annotation is: false [2022-12-13 14:16:37,219 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 99 103) no Hoare annotation was computed. [2022-12-13 14:16:37,220 INFO L895 garLoopResultBuilder]: At program point L99-2(lines 99 103) the Hoare annotation is: false [2022-12-13 14:16:37,220 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 14:16:37,220 INFO L899 garLoopResultBuilder]: For program point L99-3(lines 99 103) no Hoare annotation was computed. [2022-12-13 14:16:37,220 INFO L899 garLoopResultBuilder]: For program point L42(lines 42 46) no Hoare annotation was computed. [2022-12-13 14:16:37,220 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 19 107) no Hoare annotation was computed. [2022-12-13 14:16:37,220 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 67 76) no Hoare annotation was computed. [2022-12-13 14:16:37,220 INFO L899 garLoopResultBuilder]: For program point L67-3(lines 67 76) no Hoare annotation was computed. [2022-12-13 14:16:37,220 INFO L895 garLoopResultBuilder]: At program point L84-2(lines 84 87) the Hoare annotation is: false [2022-12-13 14:16:37,221 INFO L899 garLoopResultBuilder]: For program point L84-3(lines 19 107) no Hoare annotation was computed. [2022-12-13 14:16:37,221 INFO L899 garLoopResultBuilder]: For program point L43-2(lines 43 44) no Hoare annotation was computed. [2022-12-13 14:16:37,221 INFO L895 garLoopResultBuilder]: At program point L43-3(lines 43 44) the Hoare annotation is: false [2022-12-13 14:16:37,224 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-13 14:16:37,226 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 14:16:37,232 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,232 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,233 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,239 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,240 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,242 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,242 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,242 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,242 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,242 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,243 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,243 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,243 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,243 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,244 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,244 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,244 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,244 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,244 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,245 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,245 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,245 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,245 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,246 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,246 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,246 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,247 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,247 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,247 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,247 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,248 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,248 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,248 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,248 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,248 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,249 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,249 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,249 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,249 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,249 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,250 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,251 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 02:16:37 BoogieIcfgContainer [2022-12-13 14:16:37,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 14:16:37,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 14:16:37,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 14:16:37,252 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 14:16:37,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:16:31" (3/4) ... [2022-12-13 14:16:37,256 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 14:16:37,265 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-13 14:16:37,265 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-13 14:16:37,266 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 14:16:37,266 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 14:16:37,290 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 14:16:37,290 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 14:16:37,290 INFO L158 Benchmark]: Toolchain (without parser) took 8844.82ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 62.9MB in the end (delta: -16.5MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2022-12-13 14:16:37,291 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:16:37,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.52ms. Allocated memory is still 86.0MB. Free memory was 46.1MB in the beginning and 56.9MB in the end (delta: -10.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 14:16:37,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.44ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 54.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 14:16:37,291 INFO L158 Benchmark]: Boogie Preprocessor took 25.78ms. Allocated memory is still 86.0MB. Free memory was 54.8MB in the beginning and 52.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 14:16:37,291 INFO L158 Benchmark]: RCFGBuilder took 2636.38ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 58.4MB in the end (delta: -5.7MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-12-13 14:16:37,292 INFO L158 Benchmark]: TraceAbstraction took 5912.15ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 33.8MB in the end (delta: 23.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-12-13 14:16:37,292 INFO L158 Benchmark]: Witness Printer took 38.02ms. Allocated memory is still 86.0MB. Free memory was 33.8MB in the beginning and 62.9MB in the end (delta: -29.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 14:16:37,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.52ms. Allocated memory is still 86.0MB. Free memory was 46.1MB in the beginning and 56.9MB in the end (delta: -10.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.44ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 54.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.78ms. Allocated memory is still 86.0MB. Free memory was 54.8MB in the beginning and 52.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2636.38ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 58.4MB in the end (delta: -5.7MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5912.15ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 33.8MB in the end (delta: 23.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Witness Printer took 38.02ms. Allocated memory is still 86.0MB. Free memory was 33.8MB in the beginning and 62.9MB in the end (delta: -29.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 137]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 135 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 135 mSDsluCounter, 177 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 61 IncrementalHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 99 mSDtfsCounter, 61 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 18 NumberOfFragments, 244 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 3 QuantifiedInterpolants, 286 SizeOfPredicates, 26 NumberOfNonLiveVariables, 264 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,298 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,299 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] Derived loop invariant: ((((~Pluszero~LONGDOUBLE() == \result && x == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_ULTIMATE.start_fmod_float_~hx~0#1_35 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0#1_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0#1_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0#1_35[22:0]) && ~bvxor32(~bvand32(v_ULTIMATE.start_fmod_float_~hx~0#1_35, 2147483648bv32), v_ULTIMATE.start_fmod_float_~hx~0#1_35) == hx)) && (\exists v_ULTIMATE.start_fmod_float_~hy~0#1_20 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hy~0#1_20[31:31], v_ULTIMATE.start_fmod_float_~hy~0#1_20[30:23], v_ULTIMATE.start_fmod_float_~hy~0#1_20[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_float_~hy~0#1_20) == hy)) && (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,300 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,301 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] Derived loop invariant: (((((((((x == ~Pluszero~LONGDOUBLE() && \result == 0bv32) && ~Pluszero~LONGDOUBLE() == \result) && x == ~Pluszero~LONGDOUBLE()) && res == ~Pluszero~LONGDOUBLE()) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_ULTIMATE.start_fmod_float_~hx~0#1_35 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0#1_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0#1_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0#1_35[22:0]) && ~bvxor32(~bvand32(v_ULTIMATE.start_fmod_float_~hx~0#1_35, 2147483648bv32), v_ULTIMATE.start_fmod_float_~hx~0#1_35) == hx)) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start_fmod_float_~hy~0#1_20 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hy~0#1_20[31:31], v_ULTIMATE.start_fmod_float_~hy~0#1_20[30:23], v_ULTIMATE.start_fmod_float_~hy~0#1_20[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_float_~hy~0#1_20) == hy)) && (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (x == ~Pluszero~LONGDOUBLE() && ~Pluszero~LONGDOUBLE() == x) && (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 27]: Loop Invariant [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] [2022-12-13 14:16:37,302 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6,QUANTIFIED] Derived loop invariant: ((x == ~Pluszero~LONGDOUBLE() && ~Pluszero~LONGDOUBLE() == x) && (\exists v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6][0bv32][22:0]) == ~Pluszero~LONGDOUBLE() && unknown-#memory_int-unknown[v_ULTIMATE.start_fmod_float_~#gf_u~0#1.base_6][0bv32] == hx)) && (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0#1_35,QUANTIFIED] [2022-12-13 14:16:37,303 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,304 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,304 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] [2022-12-13 14:16:37,304 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0#1_20,QUANTIFIED] Derived loop invariant: (((((((x == ~Pluszero~LONGDOUBLE() && ~Pluszero~LONGDOUBLE() == \result) && x == ~Pluszero~LONGDOUBLE()) && res == ~Pluszero~LONGDOUBLE()) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_ULTIMATE.start_fmod_float_~hx~0#1_35 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0#1_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0#1_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0#1_35[22:0]) && ~bvxor32(~bvand32(v_ULTIMATE.start_fmod_float_~hx~0#1_35, 2147483648bv32), v_ULTIMATE.start_fmod_float_~hx~0#1_35) == hx)) && (\exists v_ULTIMATE.start_fmod_float_~hy~0#1_20 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hy~0#1_20[31:31], v_ULTIMATE.start_fmod_float_~hy~0#1_20[30:23], v_ULTIMATE.start_fmod_float_~hy~0#1_20[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_float_~hy~0#1_20) == hy)) && (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) RESULT: Ultimate proved your program to be correct! [2022-12-13 14:16:37,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35af398e-e386-4ea0-95ef-40f172d94fec/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE