./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_6+soft_float_1-2a.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_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/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_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/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_a501231c-03f6-4395-a544-2515a912e625/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 c0258cad6f5a3f697bac60a20b4b03c973cfd1bb1cab6bf28507067e377df9c4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:31:53,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:31:53,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:31:53,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:31:53,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:31:53,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:31:53,860 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:31:53,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:31:53,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:31:53,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:31:53,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:31:53,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:31:53,864 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:31:53,865 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:31:53,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:31:53,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:31:53,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:31:53,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:31:53,868 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:31:53,868 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:31:53,869 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:31:53,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:31:53,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:31:53,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:31:53,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:31:53,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:31:53,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:31:53,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:53,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:31:53,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:31:53,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:31:53,875 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:31:53,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:31:53,876 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_a501231c-03f6-4395-a544-2515a912e625/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0258cad6f5a3f697bac60a20b4b03c973cfd1bb1cab6bf28507067e377df9c4 [2024-11-08 19:31:54,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:31:54,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:31:54,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:31:54,214 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:31:54,215 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:31:54,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:31:56,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:31:56,552 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:31:56,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c [2024-11-08 19:31:56,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data/8cef464dc/2974b80181314f98a2795dcf2d46ba86/FLAG39320bd91 [2024-11-08 19:31:56,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data/8cef464dc/2974b80181314f98a2795dcf2d46ba86 [2024-11-08 19:31:56,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:31:56,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:31:56,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:56,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:31:56,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:31:56,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:56" (1/1) ... [2024-11-08 19:31:56,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35055e15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:56, skipping insertion in model container [2024-11-08 19:31:56,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:56" (1/1) ... [2024-11-08 19:31:56,960 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:31:57,224 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[1997,2010] [2024-11-08 19:31:57,230 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[2391,2404] [2024-11-08 19:31:57,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:57,308 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:31:57,325 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[1997,2010] [2024-11-08 19:31:57,327 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[2391,2404] [2024-11-08 19:31:57,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:57,414 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:31:57,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57 WrapperNode [2024-11-08 19:31:57,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:57,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:57,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:31:57,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:31:57,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,469 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 211 [2024-11-08 19:31:57,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:57,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:31:57,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:31:57,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:31:57,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:31:57,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:31:57,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:31:57,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:31:57,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:57" (1/1) ... [2024-11-08 19:31:57,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:57,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:31:57,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:31:57,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:31:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:31:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:31:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:31:57,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:31:57,739 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:31:57,744 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:31:58,405 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-08 19:31:58,406 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:31:58,724 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:31:58,725 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:31:58,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:58 BoogieIcfgContainer [2024-11-08 19:31:58,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:31:58,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:31:58,727 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:31:58,740 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:31:58,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:58" (1/1) ... [2024-11-08 19:31:58,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:31:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-08 19:31:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-08 19:31:58,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:31:58,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:58,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:59,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:59,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:59,175 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:31:59,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:31:59 ImpRootNode [2024-11-08 19:31:59,208 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:31:59,210 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:31:59,210 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:31:59,211 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:31:59,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:58" (3/4) ... [2024-11-08 19:31:59,216 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:31:59,217 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:31:59,219 INFO L158 Benchmark]: Toolchain (without parser) took 2331.48ms. Allocated memory is still 148.9MB. Free memory was 111.8MB in the beginning and 112.9MB in the end (delta: -1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:59,220 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:59,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.75ms. Allocated memory is still 148.9MB. Free memory was 111.8MB in the beginning and 107.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:31:59,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.30ms. Allocated memory is still 148.9MB. Free memory was 107.6MB in the beginning and 105.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:59,223 INFO L158 Benchmark]: Boogie Preprocessor took 41.55ms. Allocated memory is still 148.9MB. Free memory was 105.5MB in the beginning and 103.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:59,224 INFO L158 Benchmark]: RCFGBuilder took 1213.14ms. Allocated memory is still 148.9MB. Free memory was 103.4MB in the beginning and 46.2MB in the end (delta: 57.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-08 19:31:59,225 INFO L158 Benchmark]: CodeCheck took 481.56ms. Allocated memory is still 148.9MB. Free memory was 46.2MB in the beginning and 113.7MB in the end (delta: -67.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:59,226 INFO L158 Benchmark]: Witness Printer took 8.49ms. Allocated memory is still 148.9MB. Free memory was 113.7MB in the beginning and 112.9MB in the end (delta: 836.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:59,232 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, 51 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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: [L403] COND TRUE __VERIFIER_nondet_int() [L404] 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 < 1.399f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.75ms. Allocated memory is still 148.9MB. Free memory was 111.8MB in the beginning and 107.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.30ms. Allocated memory is still 148.9MB. Free memory was 107.6MB in the beginning and 105.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.55ms. Allocated memory is still 148.9MB. Free memory was 105.5MB in the beginning and 103.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1213.14ms. Allocated memory is still 148.9MB. Free memory was 103.4MB in the beginning and 46.2MB in the end (delta: 57.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * CodeCheck took 481.56ms. Allocated memory is still 148.9MB. Free memory was 46.2MB in the beginning and 113.7MB in the end (delta: -67.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.49ms. Allocated memory is still 148.9MB. Free memory was 113.7MB in the beginning and 112.9MB in the end (delta: 836.0kB). 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 19:31:59,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/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_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/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_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/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_a501231c-03f6-4395-a544-2515a912e625/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 c0258cad6f5a3f697bac60a20b4b03c973cfd1bb1cab6bf28507067e377df9c4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:32:02,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:32:02,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:32:02,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:32:02,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:32:02,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:32:02,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:32:02,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:32:02,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:32:02,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:32:02,320 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:32:02,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:32:02,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:32:02,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:32:02,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:32:02,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:32:02,324 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:32:02,325 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:32:02,325 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:32:02,325 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:32:02,326 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:32:02,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:32:02,331 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:32:02,331 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:32:02,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:32:02,332 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:32:02,332 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:02,332 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:32:02,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:32:02,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:02,333 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:32:02,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:32:02,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:32:02,334 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:32:02,334 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:02,335 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:32:02,336 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_a501231c-03f6-4395-a544-2515a912e625/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0258cad6f5a3f697bac60a20b4b03c973cfd1bb1cab6bf28507067e377df9c4 [2024-11-08 19:32:02,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:32:02,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:32:02,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:32:02,864 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:32:02,865 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:32:02,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 19:32:05,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:32:05,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:32:05,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c [2024-11-08 19:32:05,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data/75b00bb28/c176b88387584306a5405ce067a39c8b/FLAG7472c3a38 [2024-11-08 19:32:05,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/data/75b00bb28/c176b88387584306a5405ce067a39c8b [2024-11-08 19:32:05,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:32:05,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:32:05,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:05,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:32:05,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:32:05,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:05" (1/1) ... [2024-11-08 19:32:05,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec9388c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:05, skipping insertion in model container [2024-11-08 19:32:05,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:05" (1/1) ... [2024-11-08 19:32:05,600 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:32:05,866 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[1997,2010] [2024-11-08 19:32:05,877 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[2391,2404] [2024-11-08 19:32:05,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:05,999 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:32:06,025 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[1997,2010] [2024-11-08 19:32:06,027 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_a501231c-03f6-4395-a544-2515a912e625/sv-benchmarks/c/combinations/square_6+soft_float_1-2a.c.cil.c[2391,2404] [2024-11-08 19:32:06,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:06,109 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:32:06,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06 WrapperNode [2024-11-08 19:32:06,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:06,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:06,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:32:06,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:32:06,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,190 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-08 19:32:06,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:06,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:32:06,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:32:06,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:32:06,205 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:32:06,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:32:06,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:32:06,256 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:32:06,257 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:06" (1/1) ... [2024-11-08 19:32:06,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:06,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:32:06,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:32:06,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:32:06,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:32:06,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:32:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 19:32:06,334 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 19:32:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:32:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:32:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:32:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:32:06,446 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:32:06,449 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:32:17,267 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-08 19:32:17,267 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:32:17,484 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:32:17,487 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:32:17,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:17 BoogieIcfgContainer [2024-11-08 19:32:17,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:32:17,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:32:17,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:32:17,502 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:32:17,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:17" (1/1) ... [2024-11-08 19:32:17,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:32:17,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:17,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-08 19:32:17,599 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-08 19:32:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:32:17,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:17,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:17,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:32:17,608 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:32:17,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:43:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:22,949 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:33,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:43:33,263 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:43:33,268 INFO L158 Benchmark]: Toolchain (without parser) took 687739.98ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 48.2MB in the beginning and 45.0MB in the end (delta: 3.2MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-11-08 19:43:33,269 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 48.7MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:43:33,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.20ms. Allocated memory is still 73.4MB. Free memory was 48.0MB in the beginning and 30.4MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 19:43:33,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.74ms. Allocated memory is still 73.4MB. Free memory was 30.4MB in the beginning and 51.4MB in the end (delta: -21.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2024-11-08 19:43:33,273 INFO L158 Benchmark]: Boogie Preprocessor took 61.93ms. Allocated memory is still 73.4MB. Free memory was 51.4MB in the beginning and 49.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:43:33,276 INFO L158 Benchmark]: RCFGBuilder took 11232.40ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.4MB in the beginning and 54.4MB in the end (delta: -5.0MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-08 19:43:33,277 INFO L158 Benchmark]: CodeCheck took 675777.34ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 45.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:43:33,284 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 48.7MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.20ms. Allocated memory is still 73.4MB. Free memory was 48.0MB in the beginning and 30.4MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.74ms. Allocated memory is still 73.4MB. Free memory was 30.4MB in the beginning and 51.4MB in the end (delta: -21.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.93ms. Allocated memory is still 73.4MB. Free memory was 51.4MB in the beginning and 49.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11232.40ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.4MB in the beginning and 54.4MB in the end (delta: -5.0MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * CodeCheck took 675777.34ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 45.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:43:33,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a501231c-03f6-4395-a544-2515a912e625/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown