./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/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_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 16:46:08,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:46:08,166 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:46:08,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:46:08,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:46:08,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:46:08,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:46:08,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:46:08,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:46:08,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:46:08,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:46:08,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:46:08,210 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:46:08,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:46:08,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:46:08,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:46:08,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:46:08,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:46:08,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:46:08,212 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:46:08,212 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:46:08,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:46:08,213 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:46:08,213 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:46:08,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:46:08,213 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:46:08,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:46:08,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:08,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:46:08,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:46:08,214 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:46:08,214 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:46:08,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:46:08,214 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 16:46:08,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:46:08,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:46:08,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:46:08,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:46:08,581 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:46:08,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-13 16:46:10,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:46:11,031 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:46:11,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-11-13 16:46:11,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data/be2231ad1/0f08c702eb404bf9887803ec52503d2d/FLAG8d0f22b29 [2024-11-13 16:46:11,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data/be2231ad1/0f08c702eb404bf9887803ec52503d2d [2024-11-13 16:46:11,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:46:11,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:46:11,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:11,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:46:11,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:46:11,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56ea1754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11, skipping insertion in model container [2024-11-13 16:46:11,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,151 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:46:11,377 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-13 16:46:11,389 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-13 16:46:11,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:11,456 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:46:11,478 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-13 16:46:11,484 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-13 16:46:11,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:11,577 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:46:11,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11 WrapperNode [2024-11-13 16:46:11,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:11,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:11,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:46:11,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:46:11,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,646 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-13 16:46:11,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:11,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:46:11,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:46:11,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:46:11,655 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:46:11,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:46:11,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:46:11,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:46:11,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:11" (1/1) ... [2024-11-13 16:46:11,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:11,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:46:11,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:46:11,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:46:11,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:46:11,776 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 16:46:11,776 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 16:46:11,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:46:11,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:46:11,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:46:11,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:46:11,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:46:11,888 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:46:11,890 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:46:12,353 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-13 16:46:12,353 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:46:12,618 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:46:12,618 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:46:12,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:12 BoogieIcfgContainer [2024-11-13 16:46:12,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:46:12,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:46:12,621 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:46:12,630 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:46:12,630 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:12" (1/1) ... [2024-11-13 16:46:12,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:46:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:12,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 16:46:12,698 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 16:46:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:46:12,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:12,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:12,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:46:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:12,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:46:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:12,854 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:46:12,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:46:12 ImpRootNode [2024-11-13 16:46:12,876 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:46:12,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:46:12,878 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:46:12,879 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:46:12,880 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:12" (3/4) ... [2024-11-13 16:46:12,883 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:46:12,883 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:46:12,884 INFO L158 Benchmark]: Toolchain (without parser) took 1781.56ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 102.2MB in the end (delta: 16.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,885 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:12,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.72ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 104.4MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.89ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 102.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:12,888 INFO L158 Benchmark]: Boogie Preprocessor took 38.23ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:12,889 INFO L158 Benchmark]: RCFGBuilder took 932.49ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 113.2MB in the end (delta: -11.9MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,889 INFO L158 Benchmark]: CodeCheck took 255.97ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 102.2MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:12,889 INFO L158 Benchmark]: Witness Printer took 5.44ms. Allocated memory is still 142.6MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:12,894 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 45 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, 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 0.42ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.72ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 104.4MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.89ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 102.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.23ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 932.49ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 113.2MB in the end (delta: -11.9MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * CodeCheck took 255.97ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 102.2MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.44ms. Allocated memory is still 142.6MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:46:12,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/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_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 16:46:15,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:46:15,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:46:15,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:46:15,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:46:15,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:46:15,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:46:15,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:46:15,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:46:15,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:46:15,951 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:46:15,953 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:46:15,953 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:46:15,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:46:15,953 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:46:15,953 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:46:15,953 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:46:15,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:46:15,953 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:15,954 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:46:15,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:46:15,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:15,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:46:15,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:46:15,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:46:15,954 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:46:15,954 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:15,954 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:46:15,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 16:46:16,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:46:16,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:46:16,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:46:16,299 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:46:16,299 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:46:16,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-13 16:46:18,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:46:18,626 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:46:18,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-11-13 16:46:18,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data/69b70dcb2/494ee1d7d43d4381820349a662cb9c20/FLAG911336b51 [2024-11-13 16:46:18,915 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/data/69b70dcb2/494ee1d7d43d4381820349a662cb9c20 [2024-11-13 16:46:18,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:46:18,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:46:18,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:18,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:46:18,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:46:18,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:18" (1/1) ... [2024-11-13 16:46:18,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18def1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:18, skipping insertion in model container [2024-11-13 16:46:18,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:18" (1/1) ... [2024-11-13 16:46:18,957 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:46:19,181 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-13 16:46:19,187 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-13 16:46:19,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:19,260 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:46:19,277 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-11-13 16:46:19,278 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_43eb4c62-0760-4d8f-8edc-e854685d4643/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-11-13 16:46:19,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:19,336 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:46:19,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19 WrapperNode [2024-11-13 16:46:19,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:19,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:19,338 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:46:19,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:46:19,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,417 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-13 16:46:19,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:19,421 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:46:19,421 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:46:19,421 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:46:19,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,436 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,464 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:46:19,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:46:19,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:46:19,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:46:19,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:19" (1/1) ... [2024-11-13 16:46:19,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:19,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:46:19,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:46:19,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:46:19,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:46:19,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:46:19,553 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 16:46:19,553 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 16:46:19,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:46:19,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:46:19,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:46:19,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:46:19,637 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:46:19,639 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:46:30,223 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-13 16:46:30,223 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:46:30,289 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:46:30,290 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:46:30,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:30 BoogieIcfgContainer [2024-11-13 16:46:30,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:46:30,291 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:46:30,291 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:46:30,301 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:46:30,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:30,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:46:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 16:46:30,362 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 16:46:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:46:30,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:30,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:30,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:30,369 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:30,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43eb4c62-0760-4d8f-8edc-e854685d4643/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:46:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:37,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:46:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat