./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.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_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/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_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/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_3dc77b0b-cb28-49e3-b210-a5402a85c272/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 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:28:01,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:28:01,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:28:01,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:28:01,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:28:01,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:28:01,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:28:01,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:28:01,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:28:01,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:28:01,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:28:01,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:28:01,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:28:01,550 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:28:01,550 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:28:01,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:28:01,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:28:01,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:28:01,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:28:01,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:28:01,550 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:28:01,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:28:01,550 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/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 -> 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec [2024-12-05 23:28:01,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:28:01,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:28:01,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:28:01,791 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:28:01,791 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:28:01,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c [2024-12-05 23:28:04,751 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/b09aa3af0/e695ff500a9f4795822ab9f0462dcfce/FLAGc9a02eb6d [2024-12-05 23:28:04,978 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:28:04,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c [2024-12-05 23:28:04,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/b09aa3af0/e695ff500a9f4795822ab9f0462dcfce/FLAGc9a02eb6d [2024-12-05 23:28:05,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/b09aa3af0/e695ff500a9f4795822ab9f0462dcfce [2024-12-05 23:28:05,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:28:05,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:28:05,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:28:05,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:28:05,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:28:05,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dbcd961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05, skipping insertion in model container [2024-12-05 23:28:05,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,339 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:28:05,451 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-12-05 23:28:05,455 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-12-05 23:28:05,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:28:05,501 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:28:05,512 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-12-05 23:28:05,513 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-12-05 23:28:05,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:28:05,549 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:28:05,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05 WrapperNode [2024-12-05 23:28:05,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:28:05,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:28:05,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:28:05,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:28:05,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,576 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-12-05 23:28:05,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:28:05,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:28:05,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:28:05,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:28:05,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,583 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,587 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:28:05,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:28:05,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:28:05,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:28:05,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:05" (1/1) ... [2024-12-05 23:28:05,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:28:05,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:28:05,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:28:05,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:28:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:28:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-05 23:28:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-05 23:28:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-12-05 23:28:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-12-05 23:28:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:28:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:28:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:28:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:28:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:28:05,713 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:28:05,714 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:28:05,987 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-12-05 23:28:05,988 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:28:06,108 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:28:06,108 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:28:06,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:06 BoogieIcfgContainer [2024-12-05 23:28:06,108 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:28:06,109 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:28:06,109 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:28:06,116 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:28:06,116 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:06" (1/1) ... [2024-12-05 23:28:06,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:28:06,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:06,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-12-05 23:28:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-12-05 23:28:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:28:06,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:06,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:28:06,229 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:28:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:28:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:28:06,260 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:28:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:28:06,272 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 23:28:06,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:28:06 ImpRootNode [2024-12-05 23:28:06,285 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:28:06,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:28:06,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:28:06,286 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:28:06,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:06" (3/4) ... [2024-12-05 23:28:06,288 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 23:28:06,289 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:28:06,290 INFO L158 Benchmark]: Toolchain (without parser) took 971.69ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 110.6MB in the end (delta: 6.5MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-12-05 23:28:06,290 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:28:06,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.69ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 103.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:28:06,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.77ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:28:06,291 INFO L158 Benchmark]: Boogie Preprocessor took 21.15ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:28:06,291 INFO L158 Benchmark]: RCFGBuilder took 510.39ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 60.3MB in the end (delta: 39.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 23:28:06,292 INFO L158 Benchmark]: CodeCheck took 175.62ms. Allocated memory is still 142.6MB. Free memory was 60.3MB in the beginning and 110.6MB in the end (delta: -50.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:28:06,292 INFO L158 Benchmark]: Witness Printer took 3.53ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 110.6MB in the end (delta: 24.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:28:06,294 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 4 procedures, 47 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L310] COND TRUE __VERIFIER_nondet_int() [L311] 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 < 1.39f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.69ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 103.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.77ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.15ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 510.39ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 60.3MB in the end (delta: 39.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 175.62ms. Allocated memory is still 142.6MB. Free memory was 60.3MB in the beginning and 110.6MB in the end (delta: -50.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.53ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 110.6MB in the end (delta: 24.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 23:28:06,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/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_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/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_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/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_3dc77b0b-cb28-49e3-b210-a5402a85c272/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 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:28:08,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:28:08,381 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:28:08,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:28:08,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:28:08,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:28:08,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:28:08,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:28:08,409 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:28:08,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:28:08,409 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:28:08,410 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:28:08,411 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:28:08,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:28:08,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:28:08,411 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:28:08,412 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:08,412 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:28:08,412 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/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 -> 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec [2024-12-05 23:28:08,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:28:08,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:28:08,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:28:08,678 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:28:08,678 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:28:08,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c [2024-12-05 23:28:11,290 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/364ff3de0/fcf520ca8c81419682b2c6c7560fc58d/FLAGb932697ce [2024-12-05 23:28:11,536 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:28:11,536 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c [2024-12-05 23:28:11,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/364ff3de0/fcf520ca8c81419682b2c6c7560fc58d/FLAGb932697ce [2024-12-05 23:28:11,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/data/364ff3de0/fcf520ca8c81419682b2c6c7560fc58d [2024-12-05 23:28:11,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:28:11,877 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:28:11,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:28:11,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:28:11,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:28:11,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:28:11" (1/1) ... [2024-12-05 23:28:11,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6ec6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:11, skipping insertion in model container [2024-12-05 23:28:11,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:28:11" (1/1) ... [2024-12-05 23:28:11,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:28:12,019 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-12-05 23:28:12,023 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-12-05 23:28:12,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:28:12,071 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:28:12,082 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-12-05 23:28:12,083 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_3dc77b0b-cb28-49e3-b210-a5402a85c272/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-12-05 23:28:12,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:28:12,114 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:28:12,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12 WrapperNode [2024-12-05 23:28:12,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:28:12,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:28:12,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:28:12,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:28:12,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,146 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-12-05 23:28:12,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:28:12,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:28:12,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:28:12,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:28:12,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,167 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:28:12,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:28:12,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:28:12,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:28:12,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:12" (1/1) ... [2024-12-05 23:28:12,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:28:12,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:28:12,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:28:12,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:28:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:28:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:28:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-05 23:28:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-05 23:28:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-12-05 23:28:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-12-05 23:28:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:28:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:28:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:28:12,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:28:12,289 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:28:12,291 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:28:22,835 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-12-05 23:28:22,835 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:28:22,892 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:28:22,892 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:28:22,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:22 BoogieIcfgContainer [2024-12-05 23:28:22,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:28:22,894 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:28:22,894 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:28:22,903 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:28:22,903 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:22" (1/1) ... [2024-12-05 23:28:22,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:28:22,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-12-05 23:28:22,946 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-12-05 23:28:22,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:28:22,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:22,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:22,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:22,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:22,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc77b0b-cb28-49e3-b210-a5402a85c272/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:28:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:28:24,887 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:28:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat