./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_poly.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_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/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_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/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_9cfff56a-ecaf-41e6-acfc-89845be6b197/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 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:34,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:34,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:34,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:34,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:34,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:34,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:34,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:34,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:34,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:34,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:34,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:34,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:34,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:34,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:34,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:34,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:34,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:34,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:34,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:34,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:34,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:34,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:34,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:34,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:34,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:34,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:34,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:34,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:34,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:34,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:34,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:34,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:34,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:34,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:34,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:34,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:34,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:34,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:34,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:34,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:34,567 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:34,589 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:34,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:34,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:34,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:34,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:34,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:34,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:34,595 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:34,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:34,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:34,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:34,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:34,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:34,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:34,600 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:34,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:34,602 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:34,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:34,602 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:34,602 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:34,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:34,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:34,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:34,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:34,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:34,604 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:34,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:34,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:34,605 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_9cfff56a-ecaf-41e6-acfc-89845be6b197/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 [2021-11-22 23:17:34,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:34,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:34,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:34,949 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:34,951 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:34,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/sqrt_poly.c [2021-11-22 23:17:35,034 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/435aaf17a/5e2ce2ea05444391bbdc95ea6267a721/FLAGc1652f1e9 [2021-11-22 23:17:35,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:35,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/sv-benchmarks/c/float-benchs/sqrt_poly.c [2021-11-22 23:17:35,608 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/435aaf17a/5e2ce2ea05444391bbdc95ea6267a721/FLAGc1652f1e9 [2021-11-22 23:17:35,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/435aaf17a/5e2ce2ea05444391bbdc95ea6267a721 [2021-11-22 23:17:35,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:35,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:35,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:35,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:35,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:35,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:35" (1/1) ... [2021-11-22 23:17:35,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0b54b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:35, skipping insertion in model container [2021-11-22 23:17:35,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:35" (1/1) ... [2021-11-22 23:17:35,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:35,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:36,184 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_9cfff56a-ecaf-41e6-acfc-89845be6b197/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2021-11-22 23:17:36,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:36,212 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:36,223 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_9cfff56a-ecaf-41e6-acfc-89845be6b197/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2021-11-22 23:17:36,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:36,243 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:36,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36 WrapperNode [2021-11-22 23:17:36,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:36,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:36,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:36,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:36,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,283 INFO L137 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2021-11-22 23:17:36,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:36,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:36,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:36,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:36,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:36,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:36,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:36,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:36,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:36,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:36,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:36,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:36,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:36,476 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:36,478 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:36,597 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:36,633 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:36,638 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:36,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:36 BoogieIcfgContainer [2021-11-22 23:17:36,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:36,642 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:36,642 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:36,650 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:36,650 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:36,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2021-11-22 23:17:36,737 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2021-11-22 23:17:36,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:17:36,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:36,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,785 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) [2021-11-22 23:17:36,790 INFO L158 Benchmark]: Toolchain (without parser) took 837.25ms. Allocated memory is still 115.3MB. Free memory was 82.3MB in the beginning and 73.0MB in the end (delta: 9.2MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-22 23:17:36,791 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 79.7MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:17:36,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.59ms. Allocated memory is still 115.3MB. Free memory was 81.9MB in the beginning and 91.9MB in the end (delta: -10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:17:36,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.49ms. Allocated memory is still 115.3MB. Free memory was 91.9MB in the beginning and 90.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:36,793 INFO L158 Benchmark]: Boogie Preprocessor took 40.36ms. Allocated memory is still 115.3MB. Free memory was 90.4MB in the beginning and 89.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:36,794 INFO L158 Benchmark]: RCFGBuilder took 314.89ms. Allocated memory is still 115.3MB. Free memory was 89.1MB in the beginning and 79.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:17:36,794 INFO L158 Benchmark]: CodeCheck took 146.22ms. Allocated memory is still 115.3MB. Free memory was 79.3MB in the beginning and 73.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:17:36,798 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 0.24ms. Allocated memory is still 79.7MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.59ms. Allocated memory is still 115.3MB. Free memory was 81.9MB in the beginning and 91.9MB in the end (delta: -10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.49ms. Allocated memory is still 115.3MB. Free memory was 91.9MB in the beginning and 90.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.36ms. Allocated memory is still 115.3MB. Free memory was 90.4MB in the beginning and 89.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 314.89ms. Allocated memory is still 115.3MB. Free memory was 89.1MB in the beginning and 79.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 146.22ms. Allocated memory is still 115.3MB. Free memory was 79.3MB in the beginning and 73.0MB 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. [2021-11-22 23:17:36,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/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_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/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_9cfff56a-ecaf-41e6-acfc-89845be6b197/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 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:39,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:39,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:39,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:39,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:39,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:39,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:39,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:39,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:39,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:39,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:39,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:39,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:39,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:39,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:39,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:39,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:39,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:39,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:39,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:39,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:39,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:39,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:39,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:39,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:39,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:39,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:39,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:39,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:39,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:39,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:39,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:39,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:39,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:39,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:39,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:39,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:39,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:39,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:39,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:39,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:39,364 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:17:39,407 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:39,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:39,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:39,409 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:39,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:39,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:39,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:39,412 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:39,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:39,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:39,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:39,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:39,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:39,414 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:17:39,414 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:17:39,415 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:17:39,415 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:39,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:39,415 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:39,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:39,416 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:39,416 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:39,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:39,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:39,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:39,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:39,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:39,417 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:17:39,418 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:17:39,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:39,418 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:17:39,418 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:17:39,419 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_9cfff56a-ecaf-41e6-acfc-89845be6b197/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ff417092ff6ab1dae16b3d719851bc30771c0c1117076f87d0e779624eadca8 [2021-11-22 23:17:39,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:39,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:39,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:39,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:39,818 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:39,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/sqrt_poly.c [2021-11-22 23:17:39,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/8623ce15a/18cbe965284d4a91bf02f3ade2bbce90/FLAG031dafa46 [2021-11-22 23:17:40,379 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:40,380 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/sv-benchmarks/c/float-benchs/sqrt_poly.c [2021-11-22 23:17:40,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/8623ce15a/18cbe965284d4a91bf02f3ade2bbce90/FLAG031dafa46 [2021-11-22 23:17:40,770 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/data/8623ce15a/18cbe965284d4a91bf02f3ade2bbce90 [2021-11-22 23:17:40,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:40,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:40,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:40,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:40,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:40,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:40" (1/1) ... [2021-11-22 23:17:40,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc87632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:40, skipping insertion in model container [2021-11-22 23:17:40,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:40" (1/1) ... [2021-11-22 23:17:40,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:40,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:40,986 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_9cfff56a-ecaf-41e6-acfc-89845be6b197/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2021-11-22 23:17:40,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:41,028 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:41,051 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_9cfff56a-ecaf-41e6-acfc-89845be6b197/sv-benchmarks/c/float-benchs/sqrt_poly.c[671,684] [2021-11-22 23:17:41,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:41,084 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:41,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41 WrapperNode [2021-11-22 23:17:41,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:41,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:41,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:41,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:41,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,122 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 32 [2021-11-22 23:17:41,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:41,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:41,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:41,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:41,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:41,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:41,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:41,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:41,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:41" (1/1) ... [2021-11-22 23:17:41,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:41,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:41,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:41,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:17:41,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:41,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:41,297 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:41,298 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:18:01,740 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:18:01,770 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:18:01,770 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:18:01,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:01 BoogieIcfgContainer [2021-11-22 23:18:01,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:18:01,774 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:18:01,774 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:18:01,791 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:18:01,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:01" (1/1) ... [2021-11-22 23:18:01,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:18:01,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2021-11-22 23:18:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2021-11-22 23:18:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:18:01,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,915 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) [2021-11-22 23:18:01,920 INFO L158 Benchmark]: Toolchain (without parser) took 21142.37ms. Allocated memory is still 81.8MB. Free memory was 65.6MB in the beginning and 45.1MB in the end (delta: 20.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-22 23:18:01,920 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:01,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.55ms. Allocated memory is still 81.8MB. Free memory was 65.4MB in the beginning and 63.7MB in the end (delta: 1.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:18:01,922 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.09ms. Allocated memory is still 81.8MB. Free memory was 63.7MB in the beginning and 62.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:01,923 INFO L158 Benchmark]: Boogie Preprocessor took 25.74ms. Allocated memory is still 81.8MB. Free memory was 62.0MB in the beginning and 60.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:18:01,924 INFO L158 Benchmark]: RCFGBuilder took 20623.89ms. Allocated memory is still 81.8MB. Free memory was 60.8MB in the beginning and 51.2MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:18:01,925 INFO L158 Benchmark]: CodeCheck took 143.95ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 45.1MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:18:01,928 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 0.25ms. Allocated memory is still 81.8MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.55ms. Allocated memory is still 81.8MB. Free memory was 65.4MB in the beginning and 63.7MB in the end (delta: 1.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.09ms. Allocated memory is still 81.8MB. Free memory was 63.7MB in the beginning and 62.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.74ms. Allocated memory is still 81.8MB. Free memory was 62.0MB in the beginning and 60.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 20623.89ms. Allocated memory is still 81.8MB. Free memory was 60.8MB in the beginning and 51.2MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 143.95ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 45.1MB 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. [2021-11-22 23:18:02,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cfff56a-ecaf-41e6-acfc-89845be6b197/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