./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0530b.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_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/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_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/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_8e124580-68e0-45d5-b43f-555e4d5bbe06/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 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:34,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:34,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:34,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:34,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:34,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:34,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:34,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:34,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:34,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:34,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:34,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:34,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:34,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:34,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:34,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:34,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:34,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:34,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:34,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:34,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:34,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:34,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:34,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:34,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:34,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:34,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:34,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:34,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:34,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:34,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:34,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:34,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:34,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:34,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:34,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:34,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:34,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:34,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:34,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:34,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:34,132 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:34,158 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:34,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:34,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:34,161 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:34,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:34,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:34,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:34,163 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:34,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:34,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:34,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:34,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:34,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:34,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:34,165 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:34,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:34,166 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:34,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:34,166 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:34,166 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:34,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:34,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:34,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:34,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:34,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:34,168 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:34,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:34,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:34,168 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_8e124580-68e0-45d5-b43f-555e4d5bbe06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 [2021-11-23 15:57:34,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:34,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:34,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:34,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:34,510 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:34,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2021-11-23 15:57:34,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/9ed983edd/3605b4bfee45404fb3f9be6c98f2d586/FLAG2c5d434ee [2021-11-23 15:57:35,167 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:35,171 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2021-11-23 15:57:35,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/9ed983edd/3605b4bfee45404fb3f9be6c98f2d586/FLAG2c5d434ee [2021-11-23 15:57:35,447 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/9ed983edd/3605b4bfee45404fb3f9be6c98f2d586 [2021-11-23 15:57:35,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:35,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:35,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:35,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:35,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:35,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:35" (1/1) ... [2021-11-23 15:57:35,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538d9753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:35, skipping insertion in model container [2021-11-23 15:57:35,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:35" (1/1) ... [2021-11-23 15:57:35,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:35,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:35,960 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_8e124580-68e0-45d5-b43f-555e4d5bbe06/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c[15592,15605] [2021-11-23 15:57:35,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:36,000 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:36,126 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_8e124580-68e0-45d5-b43f-555e4d5bbe06/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c[15592,15605] [2021-11-23 15:57:36,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:36,168 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:36,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36 WrapperNode [2021-11-23 15:57:36,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:36,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:36,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:36,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:36,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,286 INFO L137 Inliner]: procedures = 25, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1066 [2021-11-23 15:57:36,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:36,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:36,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:36,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:36,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:36,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:36,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:36,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:36,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36" (1/1) ... [2021-11-23 15:57:36,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:36,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:36,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:36,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:36,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:36,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:36,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:57:36,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:57:36,574 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:57:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:57:36,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:57:36,575 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-11-23 15:57:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-11-23 15:57:36,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:57:36,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 15:57:36,575 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-11-23 15:57:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-11-23 15:57:36,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:36,576 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2021-11-23 15:57:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2021-11-23 15:57:36,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:36,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:36,806 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:36,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:37,918 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:37,971 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 15:57:37,977 INFO L158 Benchmark]: Toolchain (without parser) took 2522.64ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 48.9MB in the beginning and 71.5MB in the end (delta: -22.6MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:37,979 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 47.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:37,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 694.47ms. Allocated memory is still 90.2MB. Free memory was 69.5MB in the beginning and 47.3MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:37,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.31ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 40.4MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:37,983 INFO L158 Benchmark]: Boogie Preprocessor took 191.63ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 40.3MB in the beginning and 94.4MB in the end (delta: -54.1MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:37,984 INFO L158 Benchmark]: RCFGBuilder took 1495.18ms. Allocated memory is still 121.6MB. Free memory was 94.4MB in the beginning and 71.5MB in the end (delta: 23.0MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:37,992 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 47.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 694.47ms. Allocated memory is still 90.2MB. Free memory was 69.5MB in the beginning and 47.3MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.31ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 40.4MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 191.63ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 40.3MB in the beginning and 94.4MB in the end (delta: -54.1MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1495.18ms. Allocated memory is still 121.6MB. Free memory was 94.4MB in the beginning and 71.5MB in the end (delta: 23.0MB). Peak memory consumption was 52.2MB. 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 15:57:38,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/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_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/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_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/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_8e124580-68e0-45d5-b43f-555e4d5bbe06/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 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:40,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:40,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:40,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:40,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:40,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:40,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:40,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:40,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:40,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:40,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:40,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:40,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:40,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:40,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:40,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:40,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:40,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:40,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:40,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:40,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:40,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:40,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:40,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:40,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:40,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:40,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:40,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:40,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:40,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:40,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:40,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:40,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:40,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:40,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:40,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:40,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:40,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:40,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:40,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:40,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:40,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:40,574 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:40,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:40,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:40,575 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:40,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:40,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:40,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:40,576 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:40,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:40,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:40,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:40,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:40,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:40,577 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:40,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:40,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:40,578 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:40,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:40,578 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:40,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:40,579 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:40,579 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:40,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:40,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:40,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:40,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:40,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:40,580 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:40,580 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:40,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:40,581 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:40,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:40,581 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_8e124580-68e0-45d5-b43f-555e4d5bbe06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6915ca7c38b22dabdfa0a60568fe3819ee729e5435cec7a2a93391b1f034f0d0 [2021-11-23 15:57:40,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:40,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:40,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:40,978 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:40,978 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:40,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2021-11-23 15:57:41,084 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/e95255522/dfc3c7cfcc18463c833e299b679f2a2b/FLAG6baf9c499 [2021-11-23 15:57:41,772 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:41,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2021-11-23 15:57:41,789 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/e95255522/dfc3c7cfcc18463c833e299b679f2a2b/FLAG6baf9c499 [2021-11-23 15:57:42,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/data/e95255522/dfc3c7cfcc18463c833e299b679f2a2b [2021-11-23 15:57:42,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:42,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:42,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:42,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:42,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:42,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:42,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e245e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42, skipping insertion in model container [2021-11-23 15:57:42,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:42,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:42,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:42,475 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_8e124580-68e0-45d5-b43f-555e4d5bbe06/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c[15592,15605] [2021-11-23 15:57:42,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:42,543 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:42,691 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_8e124580-68e0-45d5-b43f-555e4d5bbe06/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c[15592,15605] [2021-11-23 15:57:42,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:42,756 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:42,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42 WrapperNode [2021-11-23 15:57:42,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:42,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:42,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:42,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:42,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:42,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:42,893 INFO L137 Inliner]: procedures = 29, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1064 [2021-11-23 15:57:42,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:42,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:42,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:42,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:42,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:42,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:42,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:42,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:43,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:43,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:43,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:43,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:43,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:43,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:43,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:43,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:42" (1/1) ... [2021-11-23 15:57:43,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:43,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:43,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:43,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:43,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:43,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:57:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:57:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:57:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:57:43,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:57:43,168 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-11-23 15:57:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-11-23 15:57:43,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:57:43,168 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-11-23 15:57:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-11-23 15:57:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 15:57:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2021-11-23 15:57:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2021-11-23 15:57:43,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:57:43,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:43,344 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:43,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:03,016 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:03,157 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 15:59:03,161 INFO L158 Benchmark]: Toolchain (without parser) took 81131.49ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 52.5MB in the beginning and 83.0MB in the end (delta: -30.4MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,163 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:03,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.39ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 52.3MB in the beginning and 92.6MB in the end (delta: -40.3MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.41ms. Allocated memory is still 113.2MB. Free memory was 92.6MB in the beginning and 85.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,168 INFO L158 Benchmark]: Boogie Preprocessor took 184.06ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 78.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,169 INFO L158 Benchmark]: RCFGBuilder took 80079.64ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 83.0MB in the end (delta: -5.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:03,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.39ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 52.3MB in the beginning and 92.6MB in the end (delta: -40.3MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.41ms. Allocated memory is still 113.2MB. Free memory was 92.6MB in the beginning and 85.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 184.06ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 78.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 80079.64ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 83.0MB in the end (delta: -5.1MB). Peak memory consumption was 35.3MB. 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 15:59:03,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e124580-68e0-45d5-b43f-555e4d5bbe06/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