./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:52,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:52,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:52,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:52,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:52,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:52,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:52,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:52,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:52,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:52,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:52,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:52,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:52,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:52,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:52,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:52,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:52,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:52,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:52,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:52,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:52,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:52,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:52,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:52,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:52,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:52,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:52,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:52,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:52,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:52,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:52,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:52,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:52,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:52,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:52,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:52,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:52,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:52,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:52,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:52,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:52,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:52,411 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:52,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:52,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:52,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:52,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:52,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:52,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:52,415 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:52,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:52,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:52,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:52,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:52,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:52,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:52,418 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:52,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:52,418 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:52,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:52,419 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:52,419 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:52,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:52,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:52,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:52,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:52,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:52,420 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:52,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:52,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:52,421 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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 [2021-11-23 15:55:52,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:52,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:52,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:52,704 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:52,707 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:52,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2021-11-23 15:55:52,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/c90207ee3/9ee07fb6212a411a87c77e3e54155404/FLAG813d5492b [2021-11-23 15:55:53,222 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:53,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2021-11-23 15:55:53,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/c90207ee3/9ee07fb6212a411a87c77e3e54155404/FLAG813d5492b [2021-11-23 15:55:53,626 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/c90207ee3/9ee07fb6212a411a87c77e3e54155404 [2021-11-23 15:55:53,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:53,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:53,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:53,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:53,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:53,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be3abf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53, skipping insertion in model container [2021-11-23 15:55:53,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:53,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:53,874 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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2021-11-23 15:55:53,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,885 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:53,915 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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2021-11-23 15:55:53,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,935 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:53,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53 WrapperNode [2021-11-23 15:55:53,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:53,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:53,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:53,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:53,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,995 INFO L137 Inliner]: procedures = 16, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2021-11-23 15:55:53,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:53,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:53,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:53,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:54,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:54,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:54,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:54,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:54,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:54,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:54,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:54,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:55:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:55:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:54,209 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:54,211 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:54,357 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:54,372 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 15:55:54,377 INFO L158 Benchmark]: Toolchain (without parser) took 746.15ms. Allocated memory is still 107.0MB. Free memory was 72.6MB in the beginning and 66.0MB in the end (delta: 6.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,377 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.93ms. Allocated memory is still 107.0MB. Free memory was 72.4MB in the beginning and 80.4MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.53ms. Allocated memory is still 107.0MB. Free memory was 80.4MB in the beginning and 78.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,380 INFO L158 Benchmark]: Boogie Preprocessor took 53.49ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 77.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,381 INFO L158 Benchmark]: RCFGBuilder took 323.49ms. Allocated memory is still 107.0MB. Free memory was 77.3MB in the beginning and 66.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.93ms. Allocated memory is still 107.0MB. Free memory was 72.4MB in the beginning and 80.4MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.53ms. Allocated memory is still 107.0MB. Free memory was 80.4MB in the beginning and 78.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.49ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 77.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.49ms. Allocated memory is still 107.0MB. Free memory was 77.3MB in the beginning and 66.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. 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 15:55:54,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:56,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:56,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:57,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:57,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:57,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:57,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:57,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:57,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:57,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:57,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:57,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:57,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:57,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:57,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:57,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:57,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:57,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:57,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:57,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:57,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:57,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:57,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:57,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:57,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:57,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:57,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:57,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:57,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:57,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:57,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:57,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:57,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:57,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:57,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:57,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:57,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:57,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:57,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:57,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:57,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:57,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:57,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:57,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:57,109 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:57,110 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:57,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:57,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:57,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:57,113 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:57,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:57,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:57,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:57,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:57,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:57,116 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:57,116 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:57,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:57,117 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:57,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:57,117 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:57,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:57,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:57,118 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:57,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:57,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:57,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:57,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:57,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:57,121 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:57,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:57,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:57,121 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:57,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:57,122 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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 [2021-11-23 15:55:57,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:57,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:57,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:57,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:57,612 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:57,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2021-11-23 15:55:57,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/af0ee41c4/aeba51461a6c4f8ab97694d4c0d5ca1f/FLAG7c230f912 [2021-11-23 15:55:58,157 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:58,160 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2021-11-23 15:55:58,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/af0ee41c4/aeba51461a6c4f8ab97694d4c0d5ca1f/FLAG7c230f912 [2021-11-23 15:55:58,548 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/data/af0ee41c4/aeba51461a6c4f8ab97694d4c0d5ca1f [2021-11-23 15:55:58,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:58,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:58,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:58,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:58,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:58,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36986397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58, skipping insertion in model container [2021-11-23 15:55:58,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:58,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:58,793 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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2021-11-23 15:55:58,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:58,807 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:58,830 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_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2021-11-23 15:55:58,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:58,873 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:58,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58 WrapperNode [2021-11-23 15:55:58,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:58,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:58,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:58,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:58,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,936 INFO L137 Inliner]: procedures = 19, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2021-11-23 15:55:58,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:58,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:58,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:58,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:58,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:58,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:58,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:58,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:58,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:58,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:59,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:59,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:55:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:55:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:59,171 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:59,173 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:59,830 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:59,848 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 15:55:59,857 INFO L158 Benchmark]: Toolchain (without parser) took 1297.89ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 29.3MB in the end (delta: 9.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,859 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:59,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.09ms. Allocated memory is still 60.8MB. Free memory was 38.4MB in the beginning and 44.2MB in the end (delta: -5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.90ms. Allocated memory is still 60.8MB. Free memory was 44.0MB in the beginning and 42.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,862 INFO L158 Benchmark]: Boogie Preprocessor took 38.68ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 40.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:59,863 INFO L158 Benchmark]: RCFGBuilder took 873.30ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 29.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,868 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.09ms. Allocated memory is still 60.8MB. Free memory was 38.4MB in the beginning and 44.2MB in the end (delta: -5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.90ms. Allocated memory is still 60.8MB. Free memory was 44.0MB in the beginning and 42.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.68ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 40.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 873.30ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 29.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. 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 15:55:59,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a021d7-8bbb-4b2f-bb11-f067ea59e592/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable