./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --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 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:14:18,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:14:18,344 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:14:18,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:14:18,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:14:18,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:14:18,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:14:18,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:14:18,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:14:18,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:14:18,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:14:18,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:14:18,366 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:14:18,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:14:18,367 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:14:18,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:14:18,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:14:18,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:14:18,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:14:18,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:14:18,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:14:18,368 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:14:18,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:14:18,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 [2024-12-06 00:14:18,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:14:18,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:14:18,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:14:18,571 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:14:18,571 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:14:18,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-12-06 00:14:21,160 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/caec52707/6f6ae51ce68f44e89c1fba24bf0fcfef/FLAG593158387 [2024-12-06 00:14:21,387 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:14:21,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-12-06 00:14:21,396 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/caec52707/6f6ae51ce68f44e89c1fba24bf0fcfef/FLAG593158387 [2024-12-06 00:14:21,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/caec52707/6f6ae51ce68f44e89c1fba24bf0fcfef [2024-12-06 00:14:21,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:14:21,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:14:21,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:14:21,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:14:21,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:14:21,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:21,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6968d821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21, skipping insertion in model container [2024-12-06 00:14:21,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:21,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:14:21,883 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-12-06 00:14:21,888 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-12-06 00:14:21,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:14:21,932 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:14:21,944 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-12-06 00:14:21,945 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-12-06 00:14:21,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:14:21,975 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:14:21,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21 WrapperNode [2024-12-06 00:14:21,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:14:21,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:14:21,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:14:21,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:14:21,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:21,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,003 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-12-06 00:14:22,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:14:22,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:14:22,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:14:22,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:14:22,011 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,019 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,029 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:14:22,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:14:22,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:14:22,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:14:22,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:21" (1/1) ... [2024-12-06 00:14:22,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:14:22,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:14:22,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:14:22,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:14:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:14:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 00:14:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 00:14:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:14:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:14:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:14:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:14:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:14:22,139 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:14:22,140 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:14:22,429 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-12-06 00:14:22,430 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:14:22,578 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:14:22,578 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:14:22,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:14:22 BoogieIcfgContainer [2024-12-06 00:14:22,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:14:22,579 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:14:22,579 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:14:22,589 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:14:22,589 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:14:22" (1/1) ... [2024-12-06 00:14:22,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:14:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:14:22,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 00:14:22,643 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 00:14:22,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:14:22,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:14:22,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:14:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:14:22,721 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:14:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:14:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:14:22,757 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:14:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:14:22,767 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:14:22,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:14:22 ImpRootNode [2024-12-06 00:14:22,779 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:14:22,780 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:14:22,780 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:14:22,780 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:14:22,781 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:14:22" (3/4) ... [2024-12-06 00:14:22,783 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:14:22,783 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:14:22,784 INFO L158 Benchmark]: Toolchain (without parser) took 1039.29ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 76.4MB in the end (delta: 16.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-06 00:14:22,784 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:14:22,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.30ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:14:22,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.75ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:14:22,785 INFO L158 Benchmark]: Boogie Preprocessor took 25.89ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:14:22,786 INFO L158 Benchmark]: RCFGBuilder took 548.57ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 87.3MB in the end (delta: -11.7MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-12-06 00:14:22,786 INFO L158 Benchmark]: CodeCheck took 200.06ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 76.9MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:14:22,787 INFO L158 Benchmark]: Witness Printer took 3.39ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.4MB in the end (delta: 531.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:14:22,789 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.398f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.30ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.75ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.89ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 548.57ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 87.3MB in the end (delta: -11.7MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * CodeCheck took 200.06ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 76.9MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.39ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.4MB in the end (delta: 531.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:14:22,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/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 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_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --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 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:14:24,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:14:24,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:14:24,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:14:24,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:14:24,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:14:24,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:14:24,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:14:24,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:14:24,843 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:14:24,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:14:24,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:14:24,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:14:24,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:14:24,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:14:24,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:14:24,845 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:14:24,845 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:14:24,845 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:14:24,845 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 [2024-12-06 00:14:25,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:14:25,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:14:25,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:14:25,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:14:25,083 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:14:25,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-12-06 00:14:27,794 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/5e8428416/966684a329614b28b4b7d4c68431e8ab/FLAGfb698f2f3 [2024-12-06 00:14:27,969 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:14:27,969 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-12-06 00:14:27,978 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/5e8428416/966684a329614b28b4b7d4c68431e8ab/FLAGfb698f2f3 [2024-12-06 00:14:28,341 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/data/5e8428416/966684a329614b28b4b7d4c68431e8ab [2024-12-06 00:14:28,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:14:28,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:14:28,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:14:28,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:14:28,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:14:28,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56fb61d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28, skipping insertion in model container [2024-12-06 00:14:28,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,366 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:14:28,481 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-12-06 00:14:28,485 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-12-06 00:14:28,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:14:28,530 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:14:28,538 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-12-06 00:14:28,539 WARN L250 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_d820680c-17f4-44de-8329-8b497509cc51/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-12-06 00:14:28,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:14:28,566 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:14:28,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28 WrapperNode [2024-12-06 00:14:28,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:14:28,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:14:28,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:14:28,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:14:28,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,596 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-12-06 00:14:28,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:14:28,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:14:28,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:14:28,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:14:28,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,609 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,615 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:14:28,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:14:28,616 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:14:28,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:14:28,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:14:28" (1/1) ... [2024-12-06 00:14:28,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:14:28,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:14:28,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:14:28,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:14:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:14:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:14:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 00:14:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 00:14:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:14:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:14:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:14:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:14:28,720 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:14:28,722 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:14:39,159 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-12-06 00:14:39,159 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:14:39,219 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:14:39,219 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:14:39,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:14:39 BoogieIcfgContainer [2024-12-06 00:14:39,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:14:39,221 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:14:39,221 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:14:39,230 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:14:39,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:14:39" (1/1) ... [2024-12-06 00:14:39,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:14:39,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:14:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 00:14:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 00:14:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:14:39,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:14:39,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:14:39,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:14:39,277 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:14:39,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d820680c-17f4-44de-8329-8b497509cc51/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:14:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:14:45,051 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:14:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat