./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.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_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/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_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/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_25538be9-c2cf-46d8-ba9e-8439060ca174/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 bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:32,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:32,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:33,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:33,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:33,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:33,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:33,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:33,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:33,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:33,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:33,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:33,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:33,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:33,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:33,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:33,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:33,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:33,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:33,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:33,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:33,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:33,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:33,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:33,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:33,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:33,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:33,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:33,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:33,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:33,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:33,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:33,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:33,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:33,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:33,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:33,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:33,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:33,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:33,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:33,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:33,127 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:38:33,173 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:33,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:33,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:33,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:33,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:33,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:33,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:33,177 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:38:33,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:38:33,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:38:33,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:33,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:33,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:33,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:33,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:38:33,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:33,186 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:33,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:33,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:33,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:33,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:33,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:33,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:33,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:33,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:33,188 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:38:33,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:38:33,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:33,189 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_25538be9-c2cf-46d8-ba9e-8439060ca174/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 [2021-11-23 15:38:33,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:33,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:33,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:33,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:33,491 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:33,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2021-11-23 15:38:33,600 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/43bd96988/ee44cecf2e44480bbe35eaec2cf3fb22/FLAG99e5c9501 [2021-11-23 15:38:34,133 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:34,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2021-11-23 15:38:34,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/43bd96988/ee44cecf2e44480bbe35eaec2cf3fb22/FLAG99e5c9501 [2021-11-23 15:38:34,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/43bd96988/ee44cecf2e44480bbe35eaec2cf3fb22 [2021-11-23 15:38:34,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:34,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:34,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:34,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:34,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:34,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:34,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fa1d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34, skipping insertion in model container [2021-11-23 15:38:34,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:34,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:34,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:34,817 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_25538be9-c2cf-46d8-ba9e-8439060ca174/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2021-11-23 15:38:34,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:34,829 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:34,877 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_25538be9-c2cf-46d8-ba9e-8439060ca174/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2021-11-23 15:38:34,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:34,893 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:34,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34 WrapperNode [2021-11-23 15:38:34,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:34,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:34,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:34,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:34,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:34,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:34,978 INFO L137 Inliner]: procedures = 19, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 242 [2021-11-23 15:38:34,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:34,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:34,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:34,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:34,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:34,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:35,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:35,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:35,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:35,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:35,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:35,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:35,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:35,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:35,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:35,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:34" (1/1) ... [2021-11-23 15:38:35,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:35,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:35,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:35,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:38:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:38:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:38:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:38:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:38:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:38:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:38:35,315 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:35,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:35,758 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:35,800 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 15:38:35,807 INFO L158 Benchmark]: Toolchain (without parser) took 1322.47ms. Allocated memory is still 115.3MB. Free memory was 80.7MB in the beginning and 64.7MB in the end (delta: 16.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 15:38:35,809 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:35,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.08ms. Allocated memory is still 115.3MB. Free memory was 80.5MB in the beginning and 86.2MB in the end (delta: -5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:38:35,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.22ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 83.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:38:35,814 INFO L158 Benchmark]: Boogie Preprocessor took 81.08ms. Allocated memory is still 115.3MB. Free memory was 83.6MB in the beginning and 82.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:38:35,816 INFO L158 Benchmark]: RCFGBuilder took 743.74ms. Allocated memory is still 115.3MB. Free memory was 81.6MB in the beginning and 64.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:38:35,825 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.08ms. Allocated memory is still 115.3MB. Free memory was 80.5MB in the beginning and 86.2MB in the end (delta: -5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.22ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 83.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.08ms. Allocated memory is still 115.3MB. Free memory was 83.6MB in the beginning and 82.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 743.74ms. Allocated memory is still 115.3MB. Free memory was 81.6MB in the beginning and 64.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. 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 15:38:35,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/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_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/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_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/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_25538be9-c2cf-46d8-ba9e-8439060ca174/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 bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:38,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:38,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:38,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:38,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:38,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:38,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:38,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:38,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:38,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:38,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:38,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:38,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:38,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:38,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:38,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:38,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:38,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:38,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:38,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:38,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:38,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:38,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:38,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:38,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:38,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:38,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:38,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:38,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:38,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:38,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:38,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:38,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:38,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:38,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:38,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:38,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:38,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:38,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:38,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:38,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:38,567 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:38:38,619 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:38,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:38,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:38,622 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:38,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:38,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:38,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:38,624 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:38:38,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:38:38,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:38,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:38,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:38,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:38,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:38:38,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:38:38,626 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:38:38,627 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:38:38,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:38,627 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:38,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:38,627 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:38,628 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:38,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:38,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:38,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:38,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:38,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:38,629 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:38:38,629 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:38:38,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:38,629 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:38:38,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:38:38,630 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_25538be9-c2cf-46d8-ba9e-8439060ca174/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 [2021-11-23 15:38:39,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:39,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:39,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:39,071 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:39,072 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:39,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2021-11-23 15:38:39,171 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/e5ee6a510/1caf0ea32fdb47b7845ea24a22ae8189/FLAG603614a33 [2021-11-23 15:38:39,839 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:39,841 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2021-11-23 15:38:39,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/e5ee6a510/1caf0ea32fdb47b7845ea24a22ae8189/FLAG603614a33 [2021-11-23 15:38:40,167 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/data/e5ee6a510/1caf0ea32fdb47b7845ea24a22ae8189 [2021-11-23 15:38:40,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:40,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:40,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:40,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:40,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:40,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f413b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40, skipping insertion in model container [2021-11-23 15:38:40,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:40,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:40,485 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_25538be9-c2cf-46d8-ba9e-8439060ca174/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2021-11-23 15:38:40,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:40,505 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:40,589 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_25538be9-c2cf-46d8-ba9e-8439060ca174/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2021-11-23 15:38:40,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:40,619 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:40,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40 WrapperNode [2021-11-23 15:38:40,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:40,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:40,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:40,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:40,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,681 INFO L137 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 241 [2021-11-23 15:38:40,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:40,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:40,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:40,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:40,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:40,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:40,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:40,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:40,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:40" (1/1) ... [2021-11-23 15:38:40,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:40,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:40,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:40,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:40,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:40,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 15:38:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-23 15:38:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:38:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:38:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:38:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:40,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:38:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:38:40,984 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:40,986 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:48,965 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:48,983 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 15:40:48,988 INFO L158 Benchmark]: Toolchain (without parser) took 128815.50ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.3MB in the beginning and 37.9MB in the end (delta: -3.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2021-11-23 15:40:48,989 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:48,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.09ms. Allocated memory is still 56.6MB. Free memory was 34.2MB in the beginning and 34.5MB in the end (delta: -382.4kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:48,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.17ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 32.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:48,992 INFO L158 Benchmark]: Boogie Preprocessor took 70.68ms. Allocated memory is still 56.6MB. Free memory was 32.1MB in the beginning and 30.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:48,994 INFO L158 Benchmark]: RCFGBuilder took 128224.79ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 29.8MB in the beginning and 37.9MB in the end (delta: -8.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 15:40:48,997 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.09ms. Allocated memory is still 56.6MB. Free memory was 34.2MB in the beginning and 34.5MB in the end (delta: -382.4kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.17ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 32.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.68ms. Allocated memory is still 56.6MB. Free memory was 32.1MB in the beginning and 30.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 128224.79ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 29.8MB in the beginning and 37.9MB in the end (delta: -8.1MB). Peak memory consumption was 10.7MB. 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 15:40:49,229 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-23 15:40:49,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25538be9-c2cf-46d8-ba9e-8439060ca174/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable