./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk --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 c065a55f68f899d0f20fc5e1ef687a000c7e9a3454841ed8a67112aa421d143f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:48,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:48,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:25:48,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:25:48,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:25:48,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:48,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:48,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:48,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:48,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:48,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:48,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:48,285 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:48,285 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:25:48,285 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:48,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:48,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:48,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:48,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:48,288 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:48,292 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:48,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:48,293 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:48,294 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:48,294 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:48,295 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:48,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:48,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:48,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:48,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:48,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:48,301 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:25:48,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:25:48,301 INFO L153 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c065a55f68f899d0f20fc5e1ef687a000c7e9a3454841ed8a67112aa421d143f [2024-11-08 19:25:48,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:48,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:48,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:48,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:48,752 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:48,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:25:50,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:51,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:51,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c [2024-11-08 19:25:51,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data/e7fa0291c/457cacdba57c49b8a3448e6ad368192d/FLAG3e5240ce5 [2024-11-08 19:25:51,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data/e7fa0291c/457cacdba57c49b8a3448e6ad368192d [2024-11-08 19:25:51,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:51,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:51,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:51,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:51,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:51,198 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,200 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a98263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51, skipping insertion in model container [2024-11-08 19:25:51,200 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,252 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:51,523 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[1997,2010] [2024-11-08 19:25:51,532 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[2366,2379] [2024-11-08 19:25:51,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:51,612 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:25:51,630 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[1997,2010] [2024-11-08 19:25:51,632 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[2366,2379] [2024-11-08 19:25:51,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:51,693 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:25:51,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51 WrapperNode [2024-11-08 19:25:51,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:51,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:51,696 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:25:51,696 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:25:51,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,750 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-08 19:25:51,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:51,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:25:51,752 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:25:51,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:25:51,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,833 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:25:51,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:25:51,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:25:51,847 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:25:51,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:51,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:25:51,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:25:51,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:25:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:25:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:25:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:25:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:25:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:25:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:25:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:25:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:25:52,098 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:25:52,103 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:25:52,747 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-08 19:25:52,747 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:25:53,039 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:25:53,039 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:25:53,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:53 BoogieIcfgContainer [2024-11-08 19:25:53,040 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:25:53,043 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:25:53,044 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:25:53,057 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:25:53,057 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:53" (1/1) ... [2024-11-08 19:25:53,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:25:53,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 19:25:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 19:25:53,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:25:53,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:53,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:53,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:25:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:53,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:25:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:25:53,315 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:25:53,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:25:53 ImpRootNode [2024-11-08 19:25:53,336 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:25:53,337 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:25:53,337 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:25:53,338 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:25:53,338 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:53" (3/4) ... [2024-11-08 19:25:53,341 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:25:53,343 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:25:53,344 INFO L158 Benchmark]: Toolchain (without parser) took 2156.47ms. Allocated memory is still 161.5MB. Free memory was 129.8MB in the beginning and 75.2MB in the end (delta: 54.6MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2024-11-08 19:25:53,345 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 115.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:25:53,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.28ms. Allocated memory is still 161.5MB. Free memory was 129.8MB in the beginning and 113.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:25:53,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.72ms. Allocated memory is still 161.5MB. Free memory was 113.0MB in the beginning and 110.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:25:53,347 INFO L158 Benchmark]: Boogie Preprocessor took 94.29ms. Allocated memory is still 161.5MB. Free memory was 110.9MB in the beginning and 132.9MB in the end (delta: -22.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:25:53,347 INFO L158 Benchmark]: RCFGBuilder took 1195.25ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 86.7MB in the end (delta: 46.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 19:25:53,348 INFO L158 Benchmark]: CodeCheck took 293.08ms. Allocated memory is still 161.5MB. Free memory was 86.7MB in the beginning and 75.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:25:53,349 INFO L158 Benchmark]: Witness Printer took 6.03ms. Allocated memory is still 161.5MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:25:53,352 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, 45 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 - 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 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 0.38ms. Allocated memory is still 115.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.28ms. Allocated memory is still 161.5MB. Free memory was 129.8MB in the beginning and 113.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.72ms. Allocated memory is still 161.5MB. Free memory was 113.0MB in the beginning and 110.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.29ms. Allocated memory is still 161.5MB. Free memory was 110.9MB in the beginning and 132.9MB in the end (delta: -22.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1195.25ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 86.7MB in the end (delta: 46.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 293.08ms. Allocated memory is still 161.5MB. Free memory was 86.7MB in the beginning and 75.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 6.03ms. Allocated memory is still 161.5MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:25:53,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk --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 c065a55f68f899d0f20fc5e1ef687a000c7e9a3454841ed8a67112aa421d143f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:56,144 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:56,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:25:56,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:56,309 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:56,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:56,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:56,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:56,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:56,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:56,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:56,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:56,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:56,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:56,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:56,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:56,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:25:56,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:25:56,322 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:56,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:25:56,323 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:56,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:56,327 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:56,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:56,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:56,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:56,329 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:25:56,329 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:25:56,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:56,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:56,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:56,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:56,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:56,334 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:25:56,334 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:25:56,335 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:25:56,335 INFO L153 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c065a55f68f899d0f20fc5e1ef687a000c7e9a3454841ed8a67112aa421d143f [2024-11-08 19:25:56,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:56,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:56,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:56,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:56,839 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:56,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:25:59,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:59,542 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:59,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c [2024-11-08 19:25:59,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data/8bb4c2050/fee061e16ae448389a29a7e7319b3baf/FLAG3c2cc044b [2024-11-08 19:25:59,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/data/8bb4c2050/fee061e16ae448389a29a7e7319b3baf [2024-11-08 19:25:59,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:59,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:59,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:59,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:59,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:59,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:59" (1/1) ... [2024-11-08 19:25:59,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32587dd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:59, skipping insertion in model container [2024-11-08 19:25:59,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:59" (1/1) ... [2024-11-08 19:25:59,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:59,939 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[1997,2010] [2024-11-08 19:25:59,947 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[2366,2379] [2024-11-08 19:26:00,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:00,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:26:00,086 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[1997,2010] [2024-11-08 19:26:00,092 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_7c26b5a4-36e6-4f23-bebc-8de32784a548/sv-benchmarks/c/combinations/square_2+soft_float_5a.c.cil.c[2366,2379] [2024-11-08 19:26:00,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:00,151 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:26:00,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00 WrapperNode [2024-11-08 19:26:00,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:00,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:00,154 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:26:00,154 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:26:00,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,260 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-08 19:26:00,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:00,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:26:00,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:26:00,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:26:00,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:26:00,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:26:00,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:26:00,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:26:00,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:00" (1/1) ... [2024-11-08 19:26:00,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:00,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:26:00,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:26:00,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:26:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:26:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:26:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:26:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:26:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:26:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:26:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:26:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:26:00,541 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:26:00,543 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:11,250 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-08 19:26:11,250 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:11,354 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:26:11,354 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:26:11,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:11 BoogieIcfgContainer [2024-11-08 19:26:11,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:26:11,356 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:26:11,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:26:11,366 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:26:11,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:11" (1/1) ... [2024-11-08 19:26:11,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:26:11,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:11,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 19:26:11,441 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 19:26:11,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:26:11,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:11,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:11,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:11,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:11,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c26b5a4-36e6-4f23-bebc-8de32784a548/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:26:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:19,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:26:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat