./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/arctan_Pade.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:29,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:29,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:29,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:29,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:29,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:29,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:29,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:29,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:29,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:29,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:29,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:29,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:29,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:29,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:29,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:29,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:29,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:29,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:29,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:29,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:29,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:29,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:29,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:29,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:29,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:29,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:29,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:29,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:29,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:29,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:29,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:29,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:29,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:29,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:29,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:29,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:29,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:29,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:29,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:29,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:29,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:25:29,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:29,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:29,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:29,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:29,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:29,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:29,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:29,695 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:25:29,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:25:29,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:25:29,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:29,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:29,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:29,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:29,697 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:25:29,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:29,697 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:29,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:29,698 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:29,698 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:29,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:29,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:29,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:29,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:29,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:29,700 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:25:29,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:25:29,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:29,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 [2021-11-23 00:25:29,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:29,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:29,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:29,993 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:29,994 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:29,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/arctan_Pade.c [2021-11-23 00:25:30,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/03703f85a/c203896fa6e8445a9bcb594d7e9a0a05/FLAGf818c38e0 [2021-11-23 00:25:30,552 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:30,553 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/sv-benchmarks/c/float-benchs/arctan_Pade.c [2021-11-23 00:25:30,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/03703f85a/c203896fa6e8445a9bcb594d7e9a0a05/FLAGf818c38e0 [2021-11-23 00:25:30,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/03703f85a/c203896fa6e8445a9bcb594d7e9a0a05 [2021-11-23 00:25:30,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:30,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:30,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:30,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:30,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:30,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:30" (1/1) ... [2021-11-23 00:25:30,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54cd4942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:30, skipping insertion in model container [2021-11-23 00:25:30,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:30" (1/1) ... [2021-11-23 00:25:30,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:30,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:31,151 WARN L230 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_1846f96f-5389-4c8d-852f-3310a0b5f6c1/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2021-11-23 00:25:31,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:31,184 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:31,196 WARN L230 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_1846f96f-5389-4c8d-852f-3310a0b5f6c1/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2021-11-23 00:25:31,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:31,223 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:31,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31 WrapperNode [2021-11-23 00:25:31,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:31,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:31,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:31,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:31,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,256 INFO L137 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 50 [2021-11-23 00:25:31,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:31,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:31,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:31,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:31,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:31,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:31,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:31,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:31,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:31,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:31,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:31,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2021-11-23 00:25:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2021-11-23 00:25:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:25:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2021-11-23 00:25:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2021-11-23 00:25:31,459 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:31,460 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:31,630 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:31,680 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:31,680 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:25:31,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:31 BoogieIcfgContainer [2021-11-23 00:25:31,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:31,684 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:31,684 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:31,693 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:31,694 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:31" (1/1) ... [2021-11-23 00:25:31,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:31,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2021-11-23 00:25:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2021-11-23 00:25:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:31,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,834 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:25:31,839 INFO L158 Benchmark]: Toolchain (without parser) took 888.10ms. Allocated memory is still 107.0MB. Free memory was 73.2MB in the beginning and 61.4MB in the end (delta: 11.8MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-11-23 00:25:31,839 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 107.0MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:25:31,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.26ms. Allocated memory is still 107.0MB. Free memory was 73.0MB in the beginning and 80.8MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:25:31,841 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.81ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 79.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:25:31,842 INFO L158 Benchmark]: Boogie Preprocessor took 19.81ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 78.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:25:31,843 INFO L158 Benchmark]: RCFGBuilder took 405.46ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 67.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:25:31,844 INFO L158 Benchmark]: CodeCheck took 153.52ms. Allocated memory is still 107.0MB. Free memory was 67.4MB in the beginning and 61.4MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:25:31,849 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 107.0MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.26ms. Allocated memory is still 107.0MB. Free memory was 73.0MB in the beginning and 80.8MB in the end (delta: -7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.81ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 79.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.81ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 78.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 405.46ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 67.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 153.52ms. Allocated memory is still 107.0MB. Free memory was 67.4MB in the beginning and 61.4MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:25:31,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:34,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:34,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:34,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:34,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:34,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:34,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:34,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:34,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:34,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:34,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:34,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:34,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:34,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:34,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:34,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:34,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:34,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:34,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:34,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:34,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:34,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:34,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:34,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:34,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:34,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:34,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:34,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:34,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:34,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:34,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:34,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:34,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:34,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:34,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:34,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:34,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:34,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:34,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:34,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:34,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:34,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:25:34,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:34,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:34,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:34,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:34,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:34,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:34,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:34,467 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:25:34,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:25:34,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:34,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:34,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:34,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:34,468 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:25:34,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:25:34,469 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:25:34,469 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:25:34,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:34,469 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:34,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:34,470 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:34,470 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:34,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:34,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:34,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:34,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:34,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:34,471 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:25:34,471 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:25:34,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:34,472 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:25:34,472 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:25:34,472 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 [2021-11-23 00:25:34,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:34,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:34,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:34,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:34,892 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:34,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/arctan_Pade.c [2021-11-23 00:25:34,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/89a5ca1f2/b17cf48074f044e1b62d4d4081d449cf/FLAG90b1c6a9d [2021-11-23 00:25:35,459 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:35,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/sv-benchmarks/c/float-benchs/arctan_Pade.c [2021-11-23 00:25:35,468 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/89a5ca1f2/b17cf48074f044e1b62d4d4081d449cf/FLAG90b1c6a9d [2021-11-23 00:25:35,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/data/89a5ca1f2/b17cf48074f044e1b62d4d4081d449cf [2021-11-23 00:25:35,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:35,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:35,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:35,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:35,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:35,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:35" (1/1) ... [2021-11-23 00:25:35,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58db551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:35, skipping insertion in model container [2021-11-23 00:25:35,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:35" (1/1) ... [2021-11-23 00:25:35,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:35,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:36,047 WARN L230 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_1846f96f-5389-4c8d-852f-3310a0b5f6c1/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2021-11-23 00:25:36,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:36,085 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:36,114 WARN L230 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_1846f96f-5389-4c8d-852f-3310a0b5f6c1/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2021-11-23 00:25:36,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:36,141 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:36,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36 WrapperNode [2021-11-23 00:25:36,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:36,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:36,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:36,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:36,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,199 INFO L137 Inliner]: procedures = 19, calls = 15, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 51 [2021-11-23 00:25:36,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:36,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:36,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:36,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:36,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:36,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:36,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:36,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:36,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:36" (1/1) ... [2021-11-23 00:25:36,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:36,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:36,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:36,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:25:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2021-11-23 00:25:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2021-11-23 00:25:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2021-11-23 00:25:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2021-11-23 00:25:36,397 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:36,398 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:47,171 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:47,196 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:47,197 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:25:47,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:47 BoogieIcfgContainer [2021-11-23 00:25:47,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:47,215 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:47,216 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:47,224 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:47,224 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:47" (1/1) ... [2021-11-23 00:25:47,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:47,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2021-11-23 00:25:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2021-11-23 00:25:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:47,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,324 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:25:47,329 INFO L158 Benchmark]: Toolchain (without parser) took 11503.89ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 34.6MB in the beginning and 51.3MB in the end (delta: -16.7MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2021-11-23 00:25:47,329 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory is still 37.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:25:47,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.68ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 39.3MB in the end (delta: -4.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-11-23 00:25:47,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.78ms. Allocated memory is still 56.6MB. Free memory was 39.2MB in the beginning and 37.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:25:47,332 INFO L158 Benchmark]: Boogie Preprocessor took 47.90ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 36.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:25:47,333 INFO L158 Benchmark]: RCFGBuilder took 10964.93ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 36.4MB in the beginning and 57.5MB in the end (delta: -21.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 00:25:47,334 INFO L158 Benchmark]: CodeCheck took 111.49ms. Allocated memory is still 75.5MB. Free memory was 57.5MB in the beginning and 51.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:25:47,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory is still 37.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.68ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 39.3MB in the end (delta: -4.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.78ms. Allocated memory is still 56.6MB. Free memory was 39.2MB in the beginning and 37.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.90ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 36.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10964.93ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 36.4MB in the beginning and 57.5MB in the end (delta: -21.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 111.49ms. Allocated memory is still 75.5MB. Free memory was 57.5MB in the beginning and 51.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:25:47,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1846f96f-5389-4c8d-852f-3310a0b5f6c1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared