./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_3a.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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:40:58,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:40:58,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:40:58,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:40:58,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:40:58,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:40:58,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:40:58,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:40:58,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:40:58,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:40:58,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:40:58,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:40:58,174 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:40:58,175 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:40:58,175 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:40:58,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:40:58,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:40:58,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:40:58,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:40:58,181 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:40:58,182 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:40:58,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:40:58,184 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:40:58,186 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:40:58,187 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:40:58,187 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:40:58,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:40:58,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:40:58,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:40:58,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:40:58,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:40:58,191 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:40:58,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:40:58,191 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 [2024-11-09 00:40:58,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:40:58,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:40:58,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:40:58,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:40:58,532 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:40:58,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:41:00,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:41:00,944 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:41:00,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-11-09 00:41:00,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data/92549d462/6386e8058a914a79baba2a450651f34f/FLAG243ae665b [2024-11-09 00:41:00,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data/92549d462/6386e8058a914a79baba2a450651f34f [2024-11-09 00:41:00,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:41:00,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:41:00,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:00,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:41:00,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:41:00,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:00" (1/1) ... [2024-11-09 00:41:01,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643d8f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01, skipping insertion in model container [2024-11-09 00:41:01,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:00" (1/1) ... [2024-11-09 00:41:01,061 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:41:01,297 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-09 00:41:01,305 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-09 00:41:01,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:01,381 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:41:01,395 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-09 00:41:01,397 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-09 00:41:01,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:01,456 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:41:01,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01 WrapperNode [2024-11-09 00:41:01,456 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:01,457 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:01,457 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:41:01,458 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:41:01,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,509 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-09 00:41:01,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:01,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:41:01,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:41:01,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:41:01,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:41:01,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:41:01,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:41:01,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:41:01,556 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:01" (1/1) ... [2024-11-09 00:41:01,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:01,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:41:01,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:41:01,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:41:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:41:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:41:01,674 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:41:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:41:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:41:01,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:41:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:41:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:41:01,796 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:41:01,800 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:41:02,475 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-09 00:41:02,476 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:41:02,775 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:41:02,777 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:41:02,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:02 BoogieIcfgContainer [2024-11-09 00:41:02,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:41:02,781 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:41:02,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:41:02,796 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:41:02,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:02" (1/1) ... [2024-11-09 00:41:02,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:41:02,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:41:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:41:02,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:41:02,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:02,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:03,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:41:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:03,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:41:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:03,138 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:41:03,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:41:03 ImpRootNode [2024-11-09 00:41:03,162 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:41:03,167 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:41:03,167 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:41:03,167 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:41:03,168 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:02" (3/4) ... [2024-11-09 00:41:03,171 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:41:03,176 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:41:03,178 INFO L158 Benchmark]: Toolchain (without parser) took 2187.45ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 89.5MB in the beginning and 98.0MB in the end (delta: -8.4MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2024-11-09 00:41:03,178 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory was 93.4MB in the beginning and 93.4MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:41:03,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.46ms. Allocated memory is still 125.8MB. Free memory was 89.2MB in the beginning and 73.0MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:41:03,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.35ms. Allocated memory is still 125.8MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:41:03,182 INFO L158 Benchmark]: Boogie Preprocessor took 39.85ms. Allocated memory is still 125.8MB. Free memory was 70.9MB in the beginning and 69.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:41:03,183 INFO L158 Benchmark]: RCFGBuilder took 1229.18ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 69.2MB in the beginning and 109.5MB in the end (delta: -40.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-09 00:41:03,185 INFO L158 Benchmark]: CodeCheck took 381.32ms. Allocated memory is still 174.1MB. Free memory was 109.5MB in the beginning and 98.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:41:03,186 INFO L158 Benchmark]: Witness Printer took 9.62ms. Allocated memory is still 174.1MB. Free memory was 98.0MB in the beginning and 98.0MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:41:03,193 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: 0.3s, 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: [L320] COND TRUE __VERIFIER_nondet_int() [L321] 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 0.37ms. Allocated memory is still 125.8MB. Free memory was 93.4MB in the beginning and 93.4MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.46ms. Allocated memory is still 125.8MB. Free memory was 89.2MB in the beginning and 73.0MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.35ms. Allocated memory is still 125.8MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.85ms. Allocated memory is still 125.8MB. Free memory was 70.9MB in the beginning and 69.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1229.18ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 69.2MB in the beginning and 109.5MB in the end (delta: -40.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * CodeCheck took 381.32ms. Allocated memory is still 174.1MB. Free memory was 109.5MB in the beginning and 98.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 9.62ms. Allocated memory is still 174.1MB. Free memory was 98.0MB in the beginning and 98.0MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:41:03,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:41:06,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:41:06,145 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:41:06,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:41:06,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:41:06,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:41:06,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:41:06,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:41:06,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:41:06,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:41:06,205 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:41:06,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:41:06,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:41:06,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:41:06,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:41:06,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:41:06,208 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:41:06,208 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:41:06,209 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:41:06,209 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:41:06,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:41:06,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:41:06,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:41:06,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:41:06,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:41:06,215 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:41:06,215 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:06,215 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:41:06,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:41:06,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:06,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:41:06,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:41:06,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:41:06,220 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:41:06,221 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:06,221 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:41:06,221 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 [2024-11-09 00:41:06,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:41:06,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:41:06,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:41:06,720 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:41:06,721 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:41:06,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:41:08,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:41:09,306 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:41:09,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-11-09 00:41:09,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data/2dff70930/2ed637b9dee343178eea7542a6711842/FLAG74550a1f2 [2024-11-09 00:41:09,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/data/2dff70930/2ed637b9dee343178eea7542a6711842 [2024-11-09 00:41:09,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:41:09,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:41:09,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:09,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:41:09,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:41:09,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:09,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42fce2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09, skipping insertion in model container [2024-11-09 00:41:09,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:09,427 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:41:09,709 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-09 00:41:09,718 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-09 00:41:09,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:09,816 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:41:09,842 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-09 00:41:09,848 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_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-09 00:41:09,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:09,930 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:41:09,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09 WrapperNode [2024-11-09 00:41:09,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:09,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:09,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:41:09,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:41:09,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:09,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:09,995 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-09 00:41:10,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:10,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:41:10,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:41:10,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:41:10,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:41:10,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:41:10,076 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:41:10,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:41:10,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:09" (1/1) ... [2024-11-09 00:41:10,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:10,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:41:10,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:41:10,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:41:10,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:41:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:41:10,167 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:41:10,167 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:41:10,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:41:10,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:41:10,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:41:10,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:41:10,364 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:41:10,369 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:41:21,076 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-09 00:41:21,079 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:41:21,160 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:41:21,161 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:41:21,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:21 BoogieIcfgContainer [2024-11-09 00:41:21,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:41:21,162 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:41:21,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:41:21,174 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:41:21,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:21" (1/1) ... [2024-11-09 00:41:21,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:41:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:21,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:41:21,248 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:41:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:41:21,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:21,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:21,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:41:21,252 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:41:21,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e663b965-3ec8-46e7-bdda-e8a20e6c98f8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:41:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:41:29,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:41:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat