./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu --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 bb7f3afec9a7b0bf288c62eb95c6c2b13307d1b9b48696daca584c7566ec9aef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:06,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:06,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:06,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:06,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:06,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:06,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:06,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:06,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:06,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:06,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:06,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:06,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:06,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:06,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:06,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:06,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:06,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:06,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:06,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:06,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:06,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:06,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:06,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:06,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:06,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:06,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:06,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:06,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:06,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:06,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:06,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:06,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:06,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:06,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:06,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:06,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:06,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:06,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:06,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:06,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:06,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:06,275 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:06,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:06,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:06,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:06,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:06,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:06,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:06,280 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:06,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:06,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:06,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:06,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:06,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:06,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:06,290 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:06,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:06,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:06,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:06,291 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:06,292 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:06,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:06,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:06,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:06,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:06,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:06,293 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:06,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:06,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:06,294 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_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb7f3afec9a7b0bf288c62eb95c6c2b13307d1b9b48696daca584c7566ec9aef [2021-11-23 15:05:06,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:06,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:06,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:06,671 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:06,672 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:06,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2021-11-23 15:05:06,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/495b3efd0/b4d7c7d61d0b4eddbb212a68919787a4/FLAGfaf1cf6e8 [2021-11-23 15:05:07,261 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:07,262 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2021-11-23 15:05:07,270 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/495b3efd0/b4d7c7d61d0b4eddbb212a68919787a4/FLAGfaf1cf6e8 [2021-11-23 15:05:07,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/495b3efd0/b4d7c7d61d0b4eddbb212a68919787a4 [2021-11-23 15:05:07,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:07,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:07,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:07,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:07,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:07,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdc4a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07, skipping insertion in model container [2021-11-23 15:05:07,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:07,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:07,909 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_a220ea21-4a15-4d73-8a1d-5a0a36acb577/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c[5269,5282] [2021-11-23 15:05:07,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:07,924 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:07,976 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_a220ea21-4a15-4d73-8a1d-5a0a36acb577/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c[5269,5282] [2021-11-23 15:05:07,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:07,996 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:07,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07 WrapperNode [2021-11-23 15:05:07,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:07,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:07,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:07,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:08,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,062 INFO L137 Inliner]: procedures = 19, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 218 [2021-11-23 15:05:08,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:08,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:08,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:08,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:08,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:08,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:08,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:08,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:08,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:08,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:08,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:08,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:08,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:05:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:05:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:05:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:05:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:05:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:05:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 15:05:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2021-11-23 15:05:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2021-11-23 15:05:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:08,362 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:08,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:08,894 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:08,913 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:05:08,917 INFO L158 Benchmark]: Toolchain (without parser) took 1312.32ms. Allocated memory is still 102.8MB. Free memory was 62.3MB in the beginning and 47.7MB in the end (delta: 14.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:08,918 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 102.8MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:08,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.41ms. Allocated memory is still 102.8MB. Free memory was 62.0MB in the beginning and 72.6MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:08,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.17ms. Allocated memory is still 102.8MB. Free memory was 72.6MB in the beginning and 70.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:08,920 INFO L158 Benchmark]: Boogie Preprocessor took 66.79ms. Allocated memory is still 102.8MB. Free memory was 70.5MB in the beginning and 68.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:08,921 INFO L158 Benchmark]: RCFGBuilder took 784.70ms. Allocated memory is still 102.8MB. Free memory was 68.1MB in the beginning and 47.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:08,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 102.8MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.41ms. Allocated memory is still 102.8MB. Free memory was 62.0MB in the beginning and 72.6MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.17ms. Allocated memory is still 102.8MB. Free memory was 72.6MB in the beginning and 70.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.79ms. Allocated memory is still 102.8MB. Free memory was 70.5MB in the beginning and 68.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 784.70ms. Allocated memory is still 102.8MB. Free memory was 68.1MB in the beginning and 47.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:08,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/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_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu --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 bb7f3afec9a7b0bf288c62eb95c6c2b13307d1b9b48696daca584c7566ec9aef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:11,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:11,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:11,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:11,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:11,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:11,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:11,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:11,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:11,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:11,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:11,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:11,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:11,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:11,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:11,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:11,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:11,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:11,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:11,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:11,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:11,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:11,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:11,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:11,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:11,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:11,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:11,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:11,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:11,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:11,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:11,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:11,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:11,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:11,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:11,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:11,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:11,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:11,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:11,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:11,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:11,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:11,901 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:11,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:11,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:11,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:11,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:11,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:11,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:11,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:11,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:11,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:11,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:11,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:11,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:11,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:11,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:11,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:11,909 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:11,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:11,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:11,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:11,910 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:11,911 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:11,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:11,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:11,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:11,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:11,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:11,912 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:11,912 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:11,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:11,913 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:11,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:11,913 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_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb7f3afec9a7b0bf288c62eb95c6c2b13307d1b9b48696daca584c7566ec9aef [2021-11-23 15:05:12,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:12,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:12,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:12,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:12,384 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:12,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2021-11-23 15:05:12,475 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/6c6a2d821/503899bd25264c499db8f3afcc51cf74/FLAG0db204fce [2021-11-23 15:05:13,200 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:13,201 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2021-11-23 15:05:13,210 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/6c6a2d821/503899bd25264c499db8f3afcc51cf74/FLAG0db204fce [2021-11-23 15:05:13,530 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/data/6c6a2d821/503899bd25264c499db8f3afcc51cf74 [2021-11-23 15:05:13,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:13,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:13,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:13,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:13,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:13,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:13,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151054d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13, skipping insertion in model container [2021-11-23 15:05:13,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:13,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:13,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:13,865 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_a220ea21-4a15-4d73-8a1d-5a0a36acb577/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c[5269,5282] [2021-11-23 15:05:13,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:13,885 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:13,942 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_a220ea21-4a15-4d73-8a1d-5a0a36acb577/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c[5269,5282] [2021-11-23 15:05:13,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:13,966 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:13,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13 WrapperNode [2021-11-23 15:05:13,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:13,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:13,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:13,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:13,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:13,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,030 INFO L137 Inliner]: procedures = 22, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 219 [2021-11-23 15:05:14,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:14,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:14,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:14,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:14,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:14,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:14,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:14,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:14,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:13" (1/1) ... [2021-11-23 15:05:14,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:14,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:14,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:14,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:14,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:14,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 15:05:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:05:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:05:14,202 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:05:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:05:14,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:14,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:14,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:05:14,207 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2021-11-23 15:05:14,207 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2021-11-23 15:05:14,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:05:14,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:14,385 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:14,387 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:38,081 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:38,154 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 15:05:38,158 INFO L158 Benchmark]: Toolchain (without parser) took 24622.63ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.3MB in the beginning and 48.5MB in the end (delta: -12.3MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,159 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:38,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.44ms. Allocated memory is still 58.7MB. Free memory was 36.0MB in the beginning and 36.1MB in the end (delta: -49.0kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,161 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.35ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 33.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,162 INFO L158 Benchmark]: Boogie Preprocessor took 71.24ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 31.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,163 INFO L158 Benchmark]: RCFGBuilder took 24044.52ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 31.1MB in the beginning and 48.5MB in the end (delta: -17.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.44ms. Allocated memory is still 58.7MB. Free memory was 36.0MB in the beginning and 36.1MB in the end (delta: -49.0kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.35ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 33.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.24ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 31.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 24044.52ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 31.1MB in the beginning and 48.5MB in the end (delta: -17.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:38,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a220ea21-4a15-4d73-8a1d-5a0a36acb577/bin/ukojak-CwSLpZB5Qu/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: UnsupportedOperationException: Set is immutable