./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.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_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/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_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/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_13c15a33-d13e-40f8-b220-d284a9b911da/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 af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:39,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:39,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:39,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:39,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:39,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:39,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:39,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:39,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:39,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:39,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:39,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:39,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:39,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:39,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:39,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:39,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:39,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:39,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:39,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:39,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:39,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:39,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:39,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:39,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:39,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:39,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:39,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:39,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:39,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:39,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:39,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:39,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:39,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:39,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:39,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:39,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:39,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:39,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:39,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:39,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:39,640 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:39,684 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:39,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:39,686 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:39,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:39,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:39,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:39,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:39,688 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:39,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:39,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:39,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:39,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:39,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:39,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:39,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:39,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:39,691 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:39,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:39,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:39,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:39,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:39,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:39,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:39,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:39,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:39,693 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:39,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:39,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:39,694 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_13c15a33-d13e-40f8-b220-d284a9b911da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c [2021-11-23 15:01:40,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:40,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:40,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:40,055 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:40,056 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:40,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2021-11-23 15:01:40,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/515f0a163/8adbd86fbc1f4eb2943237faf447e415/FLAGa603ae6ef [2021-11-23 15:01:40,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:40,686 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2021-11-23 15:01:40,702 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/515f0a163/8adbd86fbc1f4eb2943237faf447e415/FLAGa603ae6ef [2021-11-23 15:01:40,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/515f0a163/8adbd86fbc1f4eb2943237faf447e415 [2021-11-23 15:01:40,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:40,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:41,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:41,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:41,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:41,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:41,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@476de770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41, skipping insertion in model container [2021-11-23 15:01:41,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:41,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:41,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:41,271 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2021-11-23 15:01:41,277 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2021-11-23 15:01:41,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:41,328 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:41,346 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2021-11-23 15:01:41,348 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2021-11-23 15:01:41,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:41,391 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:41,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41 WrapperNode [2021-11-23 15:01:41,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:41,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:41,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:41,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:41,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,435 INFO L137 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2021-11-23 15:01:41,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:41,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:41,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:41,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:41,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:41,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:41,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:41,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:41,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:41,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:41,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:41,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:01:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:01:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2021-11-23 15:01:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2021-11-23 15:01:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:01:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:01:41,700 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:41,702 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:41,935 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:41,976 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 15:01:41,981 INFO L158 Benchmark]: Toolchain (without parser) took 982.26ms. Allocated memory is still 104.9MB. Free memory was 70.0MB in the beginning and 59.5MB in the end (delta: 10.5MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,982 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 49.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:41,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.44ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 75.9MB in the end (delta: -6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.44ms. Allocated memory is still 104.9MB. Free memory was 75.9MB in the beginning and 74.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,984 INFO L158 Benchmark]: Boogie Preprocessor took 29.08ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 72.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:41,985 INFO L158 Benchmark]: RCFGBuilder took 512.58ms. Allocated memory is still 104.9MB. Free memory was 72.8MB in the beginning and 59.5MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 49.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.44ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 75.9MB in the end (delta: -6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.44ms. Allocated memory is still 104.9MB. Free memory was 75.9MB in the beginning and 74.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.08ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 72.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 512.58ms. Allocated memory is still 104.9MB. Free memory was 72.8MB in the beginning and 59.5MB in the end (delta: 13.3MB). 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 15:01:42,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/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_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/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_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/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_13c15a33-d13e-40f8-b220-d284a9b911da/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 af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:44,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:44,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:44,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:44,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:44,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:44,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:44,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:44,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:44,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:44,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:44,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:44,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:44,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:44,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:44,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:44,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:44,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:44,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:44,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:44,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:44,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:44,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:44,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:44,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:44,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:44,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:44,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:44,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:44,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:44,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:44,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:44,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:44,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:44,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:44,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:44,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:44,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:44,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:44,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:44,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:44,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:44,806 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:44,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:44,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:44,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:44,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:44,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:44,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:44,813 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:44,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:44,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:44,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:44,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:44,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:44,815 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:44,815 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:44,815 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:44,815 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:44,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:44,816 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:44,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:44,816 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:44,816 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:44,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:44,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:44,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:44,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:44,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:44,818 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:44,818 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:44,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:44,819 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:44,819 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:44,819 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_13c15a33-d13e-40f8-b220-d284a9b911da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c [2021-11-23 15:01:45,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:45,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:45,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:45,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:45,262 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:45,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2021-11-23 15:01:45,354 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/21383ac2a/711f57105ca448d9a6af54cb9c7ae8b9/FLAG3a1fc5425 [2021-11-23 15:01:45,995 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:45,997 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2021-11-23 15:01:46,012 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/21383ac2a/711f57105ca448d9a6af54cb9c7ae8b9/FLAG3a1fc5425 [2021-11-23 15:01:46,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/data/21383ac2a/711f57105ca448d9a6af54cb9c7ae8b9 [2021-11-23 15:01:46,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:46,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:46,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:46,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:46,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:46,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7521f016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46, skipping insertion in model container [2021-11-23 15:01:46,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:46,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:46,648 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2021-11-23 15:01:46,654 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2021-11-23 15:01:46,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:46,716 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:46,735 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2021-11-23 15:01:46,737 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_13c15a33-d13e-40f8-b220-d284a9b911da/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2021-11-23 15:01:46,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:46,784 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:46,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46 WrapperNode [2021-11-23 15:01:46,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:46,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:46,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:46,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:46,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,827 INFO L137 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 70 [2021-11-23 15:01:46,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:46,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:46,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:46,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:46,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:46,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:46,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:46,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:46,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:46,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:46,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:46,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:01:46,975 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:01:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2021-11-23 15:01:46,976 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2021-11-23 15:01:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:46,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:46,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:01:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:01:47,123 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:47,126 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:57,700 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:57,719 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 15:01:57,732 INFO L158 Benchmark]: Toolchain (without parser) took 11451.71ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 38.2MB in the beginning and 64.3MB in the end (delta: -26.0MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,732 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:57,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.68ms. Allocated memory is still 58.7MB. Free memory was 38.0MB in the beginning and 37.4MB in the end (delta: 657.1kB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.73ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 35.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,737 INFO L158 Benchmark]: Boogie Preprocessor took 42.32ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 33.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,739 INFO L158 Benchmark]: RCFGBuilder took 10856.28ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 33.7MB in the beginning and 64.3MB in the end (delta: -30.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.68ms. Allocated memory is still 58.7MB. Free memory was 38.0MB in the beginning and 37.4MB in the end (delta: 657.1kB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.73ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 35.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.32ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 33.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10856.28ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 33.7MB in the beginning and 64.3MB in the end (delta: -30.5MB). Peak memory consumption was 12.8MB. 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 15:01:57,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c15a33-d13e-40f8-b220-d284a9b911da/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