./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.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_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/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_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/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_10340385-d524-410c-9aab-64158dc823e2/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 5c4c867e245be659b2db84171c62e45b03155ac4269b1a7d8c363c8f991a60db --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:42,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:42,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:42,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:42,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:42,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:42,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:42,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:42,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:42,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:42,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:42,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:42,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:42,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:42,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:42,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:42,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:42,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:42,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:42,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:42,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:42,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:42,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:42,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:42,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:42,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:42,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:42,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:42,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:42,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:42,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:42,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:42,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:42,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:42,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:42,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:42,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:42,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:42,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:42,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:42,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:42,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:42,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:42,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:42,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:42,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:42,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:42,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:42,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:42,438 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:42,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:42,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:42,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:42,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:42,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:42,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:42,447 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:42,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:42,448 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:42,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:42,448 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:42,448 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:42,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:42,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:42,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:42,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:42,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:42,450 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:42,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:42,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:42,451 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_10340385-d524-410c-9aab-64158dc823e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c4c867e245be659b2db84171c62e45b03155ac4269b1a7d8c363c8f991a60db [2021-11-23 15:52:42,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:42,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:42,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:42,782 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:42,783 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:42,785 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c [2021-11-23 15:52:42,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/088a96f43/649ff9a2d8924589847b225fff4215a7/FLAG7c901519e [2021-11-23 15:52:43,403 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:43,403 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c [2021-11-23 15:52:43,412 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/088a96f43/649ff9a2d8924589847b225fff4215a7/FLAG7c901519e [2021-11-23 15:52:43,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/088a96f43/649ff9a2d8924589847b225fff4215a7 [2021-11-23 15:52:43,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:43,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:43,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:43,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:43,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:43,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eea72d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43, skipping insertion in model container [2021-11-23 15:52:43,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:43,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:44,017 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[1997,2010] [2021-11-23 15:52:44,022 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[2366,2379] [2021-11-23 15:52:44,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:44,074 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:44,092 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[1997,2010] [2021-11-23 15:52:44,094 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[2366,2379] [2021-11-23 15:52:44,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:44,175 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:44,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44 WrapperNode [2021-11-23 15:52:44,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:44,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:44,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:44,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:44,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,252 INFO L137 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 133 [2021-11-23 15:52:44,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:44,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:44,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:44,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:44,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:44,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:44,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:44,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:44,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:44" (1/1) ... [2021-11-23 15:52:44,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:44,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:44,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:44,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:52:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:52:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:52:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:52:44,472 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:44,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:44,755 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:44,781 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 15:52:44,786 INFO L158 Benchmark]: Toolchain (without parser) took 1046.33ms. Allocated memory is still 102.8MB. Free memory was 63.6MB in the beginning and 56.4MB in the end (delta: 7.2MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,787 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:44,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.62ms. Allocated memory is still 102.8MB. Free memory was 63.3MB in the beginning and 74.2MB in the end (delta: -10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.97ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 72.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,790 INFO L158 Benchmark]: Boogie Preprocessor took 34.88ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 70.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,791 INFO L158 Benchmark]: RCFGBuilder took 494.98ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 56.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.62ms. Allocated memory is still 102.8MB. Free memory was 63.3MB in the beginning and 74.2MB in the end (delta: -10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.97ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 72.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.88ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 70.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 494.98ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 56.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:44,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/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_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/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_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/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_10340385-d524-410c-9aab-64158dc823e2/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 5c4c867e245be659b2db84171c62e45b03155ac4269b1a7d8c363c8f991a60db --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:47,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:47,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:47,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:47,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:47,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:47,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:47,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:47,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:47,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:47,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:47,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:47,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:47,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:47,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:47,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:47,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:47,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:47,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:47,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:47,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:47,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:47,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:47,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:47,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:47,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:47,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:47,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:47,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:47,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:47,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:47,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:47,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:47,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:47,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:47,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:47,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:47,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:47,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:47,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:47,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:47,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:47,858 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:47,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:47,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:47,860 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:47,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:47,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:47,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:47,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:47,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:47,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:47,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:47,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:47,866 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:47,866 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:47,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:47,867 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:47,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:47,867 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:47,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:47,868 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:47,868 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:47,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:47,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:47,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:47,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:47,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:47,870 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:47,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:47,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:47,871 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:47,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:47,872 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_10340385-d524-410c-9aab-64158dc823e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c4c867e245be659b2db84171c62e45b03155ac4269b1a7d8c363c8f991a60db [2021-11-23 15:52:48,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:48,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:48,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:48,379 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:48,380 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:48,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c [2021-11-23 15:52:48,468 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/d4d9067a3/c34664900dbc44908a4218ae1ec89edb/FLAGc533c86d6 [2021-11-23 15:52:49,190 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:49,202 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c [2021-11-23 15:52:49,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/d4d9067a3/c34664900dbc44908a4218ae1ec89edb/FLAGc533c86d6 [2021-11-23 15:52:49,510 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/data/d4d9067a3/c34664900dbc44908a4218ae1ec89edb [2021-11-23 15:52:49,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:49,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:49,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:49,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:49,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:49,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:49" (1/1) ... [2021-11-23 15:52:49,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59459055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:49, skipping insertion in model container [2021-11-23 15:52:49,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:49" (1/1) ... [2021-11-23 15:52:49,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:49,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:49,790 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[1997,2010] [2021-11-23 15:52:49,796 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[2366,2379] [2021-11-23 15:52:49,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:49,952 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:49,988 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[1997,2010] [2021-11-23 15:52:49,990 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_10340385-d524-410c-9aab-64158dc823e2/sv-benchmarks/c/combinations/square_6+soft_float_5a.c.cil.c[2366,2379] [2021-11-23 15:52:50,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:50,054 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:50,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50 WrapperNode [2021-11-23 15:52:50,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:50,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:50,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:50,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:50,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,145 INFO L137 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 129 [2021-11-23 15:52:50,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:50,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:50,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:50,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:50,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:50,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:50,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:50,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:50,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:50" (1/1) ... [2021-11-23 15:52:50,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:50,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:50,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:50,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:52:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:52:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:50,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:50,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:52:50,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:52:50,467 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:50,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:01,085 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:01,105 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 15:53:01,110 INFO L158 Benchmark]: Toolchain (without parser) took 11593.93ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 26.3MB in the beginning and 38.4MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:01,111 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:01,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.26ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 26.1MB in the beginning and 44.0MB in the end (delta: -17.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:01,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.06ms. Allocated memory is still 65.0MB. Free memory was 43.8MB in the beginning and 41.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:01,115 INFO L158 Benchmark]: Boogie Preprocessor took 75.38ms. Allocated memory is still 65.0MB. Free memory was 41.9MB in the beginning and 40.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:01,116 INFO L158 Benchmark]: RCFGBuilder took 10884.39ms. Allocated memory is still 65.0MB. Free memory was 40.1MB in the beginning and 38.4MB in the end (delta: 1.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:01,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.26ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 26.1MB in the beginning and 44.0MB in the end (delta: -17.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.06ms. Allocated memory is still 65.0MB. Free memory was 43.8MB in the beginning and 41.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.38ms. Allocated memory is still 65.0MB. Free memory was 41.9MB in the beginning and 40.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10884.39ms. Allocated memory is still 65.0MB. Free memory was 40.1MB in the beginning and 38.4MB in the end (delta: 1.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:01,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10340385-d524-410c-9aab-64158dc823e2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable