./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:12:37,799 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:12:37,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:12:37,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:12:37,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:12:37,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:12:37,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:12:37,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:12:37,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:12:37,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:12:37,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:12:37,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:12:37,883 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:12:37,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:12:37,883 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:12:37,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:12:37,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:12:37,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:12:37,883 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:12:37,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:12:37,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:37,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:12:37,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:12:37,884 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:12:37,884 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:12:37,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:12:37,884 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 [2024-12-06 06:12:38,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:12:38,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:12:38,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:12:38,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:12:38,122 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:12:38,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-12-06 06:12:40,780 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/79b0e3149/d3beff037c2e4688968e00a5d412fcff/FLAG88989ea1d [2024-12-06 06:12:40,986 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:12:40,986 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-12-06 06:12:40,994 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/79b0e3149/d3beff037c2e4688968e00a5d412fcff/FLAG88989ea1d [2024-12-06 06:12:41,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/79b0e3149/d3beff037c2e4688968e00a5d412fcff [2024-12-06 06:12:41,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:12:41,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:12:41,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:41,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:12:41,016 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:12:41,017 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,018 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109069b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41, skipping insertion in model container [2024-12-06 06:12:41,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,035 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:12:41,166 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-12-06 06:12:41,170 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-12-06 06:12:41,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:41,212 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:12:41,223 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-12-06 06:12:41,224 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-12-06 06:12:41,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:41,262 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:12:41,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41 WrapperNode [2024-12-06 06:12:41,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:41,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:41,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:12:41,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:12:41,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,295 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-12-06 06:12:41,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:41,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:12:41,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:12:41,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:12:41,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,310 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,316 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:12:41,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:12:41,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:12:41,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:12:41,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:41,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:12:41,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:12:41,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:12:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:12:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 06:12:41,376 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 06:12:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:12:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:12:41,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:12:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 06:12:41,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 06:12:41,438 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:12:41,440 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:12:41,762 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-12-06 06:12:41,762 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:12:41,902 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:12:41,902 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 06:12:41,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:41 BoogieIcfgContainer [2024-12-06 06:12:41,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:12:41,903 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:12:41,903 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:12:41,913 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:12:41,914 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:41" (1/1) ... [2024-12-06 06:12:41,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:12:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 06:12:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 06:12:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:12:41,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:41,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:12:42,047 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:12:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:12:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:12:42,083 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:12:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:12:42,095 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 06:12:42,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:12:42 ImpRootNode [2024-12-06 06:12:42,111 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:12:42,112 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:12:42,112 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:12:42,112 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:12:42,113 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:41" (3/4) ... [2024-12-06 06:12:42,115 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 06:12:42,116 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:12:42,117 INFO L158 Benchmark]: Toolchain (without parser) took 1105.24ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 107.4MB in the end (delta: 10.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-12-06 06:12:42,117 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:42,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.06ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 103.2MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 06:12:42,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.42ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 101.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:42,118 INFO L158 Benchmark]: Boogie Preprocessor took 23.95ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:42,118 INFO L158 Benchmark]: RCFGBuilder took 582.21ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 57.5MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 06:12:42,119 INFO L158 Benchmark]: CodeCheck took 207.96ms. Allocated memory is still 142.6MB. Free memory was 57.5MB in the beginning and 108.0MB in the end (delta: -50.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:42,119 INFO L158 Benchmark]: Witness Printer took 3.93ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 107.4MB in the end (delta: 559.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:42,121 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.06ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 103.2MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.42ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 101.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.95ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 582.21ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 57.5MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 207.96ms. Allocated memory is still 142.6MB. Free memory was 57.5MB in the beginning and 108.0MB in the end (delta: -50.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.93ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 107.4MB in the end (delta: 559.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 06:12:42,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:12:44,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:12:44,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:12:44,145 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:12:44,146 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:12:44,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:12:44,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:12:44,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:12:44,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:12:44,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:12:44,146 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:12:44,147 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:12:44,148 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:12:44,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:44,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:12:44,148 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:12:44,149 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:44,149 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:12:44,149 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 933072632c6a38270f958834ec21adc26eb3cd8e8e46c1ac850ead52e91fbd69 [2024-12-06 06:12:44,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:12:44,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:12:44,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:12:44,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:12:44,388 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:12:44,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-12-06 06:12:47,038 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/81e242ebb/12bac6d8087547e3a603f6f612894147/FLAG84d7d88b7 [2024-12-06 06:12:47,215 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:12:47,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c [2024-12-06 06:12:47,223 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/81e242ebb/12bac6d8087547e3a603f6f612894147/FLAG84d7d88b7 [2024-12-06 06:12:47,236 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/data/81e242ebb/12bac6d8087547e3a603f6f612894147 [2024-12-06 06:12:47,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:12:47,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:12:47,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:47,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:12:47,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:12:47,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e5d57b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47, skipping insertion in model container [2024-12-06 06:12:47,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,262 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:12:47,379 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-12-06 06:12:47,383 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-12-06 06:12:47,422 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:47,434 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:12:47,445 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[1997,2010] [2024-12-06 06:12:47,447 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_94f06b8e-8aae-4172-9cd7-49c76cde74b8/sv-benchmarks/c/combinations/square_2+soft_float_3a.c.cil.c[2366,2379] [2024-12-06 06:12:47,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:47,483 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:12:47,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47 WrapperNode [2024-12-06 06:12:47,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:47,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:47,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:12:47,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:12:47,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,518 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-12-06 06:12:47,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:47,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:12:47,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:12:47,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:12:47,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,536 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:12:47,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:12:47,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:12:47,547 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:12:47,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:47" (1/1) ... [2024-12-06 06:12:47,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:47,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:12:47,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:12:47,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:12:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:12:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:12:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 06:12:47,606 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 06:12:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:12:47,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:12:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 06:12:47,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 06:12:47,662 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:12:47,663 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:12:58,113 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-12-06 06:12:58,113 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:12:58,169 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:12:58,169 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 06:12:58,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:58 BoogieIcfgContainer [2024-12-06 06:12:58,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:12:58,171 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:12:58,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:12:58,178 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:12:58,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:58" (1/1) ... [2024-12-06 06:12:58,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:12:58,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:58,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 06:12:58,222 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 06:12:58,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:12:58,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:58,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:58,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:58,225 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:58,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f06b8e-8aae-4172-9cd7-49c76cde74b8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:13:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:13:03,831 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:13:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat