./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:11,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:11,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:11,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:11,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:11,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:11,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:11,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:11,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:11,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:11,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:11,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:11,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:11,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:11,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:11,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:11,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:11,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:11,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:11,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:11,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:11,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:11,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:11,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:11,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:11,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:11,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:11,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:11,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:11,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:11,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:11,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:11,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:11,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:11,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:11,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:11,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:11,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:11,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:11,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:11,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:11,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:11,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:11,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:11,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:11,210 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:11,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:11,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:11,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:11,212 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:11,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:11,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:11,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:11,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:11,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:11,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:11,222 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:11,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:11,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:11,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:11,223 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:11,223 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:11,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:11,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:11,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:11,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:11,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:11,225 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:11,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:11,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:11,225 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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a [2021-11-23 15:54:11,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:11,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:11,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:11,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:11,558 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:11,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c [2021-11-23 15:54:11,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/d97453552/35fdcb3a589141b5ba2b3a1f1747657c/FLAGe01fd800c [2021-11-23 15:54:12,233 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:12,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c [2021-11-23 15:54:12,256 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/d97453552/35fdcb3a589141b5ba2b3a1f1747657c/FLAGe01fd800c [2021-11-23 15:54:12,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/d97453552/35fdcb3a589141b5ba2b3a1f1747657c [2021-11-23 15:54:12,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:12,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:12,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:12,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:12,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:12,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9a08c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12, skipping insertion in model container [2021-11-23 15:54:12,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:12,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:12,847 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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2021-11-23 15:54:12,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:12,861 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:12,912 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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2021-11-23 15:54:12,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:12,929 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:12,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12 WrapperNode [2021-11-23 15:54:12,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:12,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:12,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:12,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:12,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,990 INFO L137 Inliner]: procedures = 19, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 233 [2021-11-23 15:54:12,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:12,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:12,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:12,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:13,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:13,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:13,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:13,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:13,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:13,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:13,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:13,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:13,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:54:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:54:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:13,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:13,282 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:13,284 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:13,710 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:13,739 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 15:54:13,749 INFO L158 Benchmark]: Toolchain (without parser) took 1188.75ms. Allocated memory is still 102.8MB. Free memory was 71.3MB in the beginning and 54.3MB in the end (delta: 17.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:13,750 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 102.8MB. Free memory was 57.8MB in the beginning and 57.8MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:13,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.47ms. Allocated memory is still 102.8MB. Free memory was 71.0MB in the beginning and 74.7MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:13,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.42ms. Allocated memory is still 102.8MB. Free memory was 74.7MB in the beginning and 72.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:13,753 INFO L158 Benchmark]: Boogie Preprocessor took 73.87ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 70.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:13,754 INFO L158 Benchmark]: RCFGBuilder took 676.22ms. Allocated memory is still 102.8MB. Free memory was 70.6MB in the beginning and 54.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:13,759 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 102.8MB. Free memory was 57.8MB in the beginning and 57.8MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.47ms. Allocated memory is still 102.8MB. Free memory was 71.0MB in the beginning and 74.7MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.42ms. Allocated memory is still 102.8MB. Free memory was 74.7MB in the beginning and 72.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.87ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 70.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.22ms. Allocated memory is still 102.8MB. Free memory was 70.6MB in the beginning and 54.3MB in the end (delta: 16.3MB). 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 15:54:13,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:16,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:16,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:16,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:16,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:16,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:16,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:16,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:16,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:16,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:16,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:16,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:16,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:16,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:16,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:16,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:16,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:16,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:16,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:16,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:16,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:16,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:16,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:16,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:16,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:16,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:16,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:16,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:16,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:16,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:16,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:16,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:16,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:16,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:16,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:16,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:16,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:16,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:16,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:16,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:16,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:16,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:16,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:16,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:16,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:16,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:16,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:16,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:16,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:16,815 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:16,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:16,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:16,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:16,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:16,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:16,817 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:16,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:16,818 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:16,818 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:16,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:16,819 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:16,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:16,820 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:16,820 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:16,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:16,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:16,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:16,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:16,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:16,822 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:16,823 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:16,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:16,823 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:16,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:16,824 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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a [2021-11-23 15:54:17,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:17,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:17,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:17,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:17,259 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:17,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c [2021-11-23 15:54:17,335 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/be2062aa2/2fe4f1dddab0470aa99b937019dc35c7/FLAG5fcff696b [2021-11-23 15:54:18,027 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:18,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c [2021-11-23 15:54:18,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/be2062aa2/2fe4f1dddab0470aa99b937019dc35c7/FLAG5fcff696b [2021-11-23 15:54:18,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/data/be2062aa2/2fe4f1dddab0470aa99b937019dc35c7 [2021-11-23 15:54:18,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:18,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:18,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:18,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:18,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:18,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b572a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18, skipping insertion in model container [2021-11-23 15:54:18,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:18,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:18,643 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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2021-11-23 15:54:18,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:18,663 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:18,774 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_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2021-11-23 15:54:18,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:18,794 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:18,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18 WrapperNode [2021-11-23 15:54:18,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:18,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:18,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:18,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:18,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,875 INFO L137 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 232 [2021-11-23 15:54:18,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:18,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:18,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:18,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:18,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:18,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:18,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:18,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:18,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:18,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:18,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:18,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:18,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:54:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:54:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:54:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:19,254 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:19,256 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:28,919 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:28,937 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:28,942 INFO L158 Benchmark]: Toolchain (without parser) took 70577.59ms. Allocated memory is still 77.6MB. Free memory was 55.2MB in the beginning and 55.5MB in the end (delta: -318.5kB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:28,944 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:28,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.26ms. Allocated memory is still 77.6MB. Free memory was 55.0MB in the beginning and 57.9MB in the end (delta: -2.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:28,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.63ms. Allocated memory is still 77.6MB. Free memory was 57.9MB in the beginning and 55.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:28,948 INFO L158 Benchmark]: Boogie Preprocessor took 80.78ms. Allocated memory is still 77.6MB. Free memory was 55.3MB in the beginning and 53.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:28,949 INFO L158 Benchmark]: RCFGBuilder took 69982.27ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 55.5MB in the end (delta: -2.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:28,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.26ms. Allocated memory is still 77.6MB. Free memory was 55.0MB in the beginning and 57.9MB in the end (delta: -2.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.63ms. Allocated memory is still 77.6MB. Free memory was 57.9MB in the beginning and 55.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.78ms. Allocated memory is still 77.6MB. Free memory was 55.3MB in the beginning and 53.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 69982.27ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 55.5MB in the end (delta: -2.3MB). Peak memory consumption was 21.3MB. 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 15:55:29,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc0ded-5fb4-47d3-a0aa-c6ad6f7a85f3/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