./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_1-3a.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_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3 --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 613205d4a69cfcfbc25451727273468eeac5e6faf4f74e1e8c3a83a65bc4c664 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:23:31,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:23:31,417 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:23:31,422 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:23:31,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:23:31,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:23:31,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:23:31,447 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:23:31,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:23:31,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:23:31,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:23:31,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:23:31,448 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:23:31,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:23:31,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:23:31,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:23:31,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:23:31,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:23:31,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:23:31,450 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:23:31,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:23:31,450 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:23:31,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:23:31,450 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:23:31,450 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:23:31,451 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:23:31,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:23:31,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:31,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:23:31,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:23:31,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:23:31,452 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:23:31,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:23:31,452 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_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3 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 -> 613205d4a69cfcfbc25451727273468eeac5e6faf4f74e1e8c3a83a65bc4c664 [2024-11-24 18:23:31,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:23:31,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:23:31,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:23:31,797 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:23:31,797 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:23:31,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c [2024-11-24 18:23:34,747 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/fe8b81907/5bdef6d484744f5882884988df0ad3ba/FLAG014ac03c2 [2024-11-24 18:23:35,085 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:23:35,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c [2024-11-24 18:23:35,095 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/fe8b81907/5bdef6d484744f5882884988df0ad3ba/FLAG014ac03c2 [2024-11-24 18:23:35,121 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/fe8b81907/5bdef6d484744f5882884988df0ad3ba [2024-11-24 18:23:35,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:23:35,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:23:35,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:35,130 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:23:35,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:23:35,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409e4754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35, skipping insertion in model container [2024-11-24 18:23:35,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:23:35,358 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_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-24 18:23:35,368 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_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-24 18:23:35,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:35,461 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:23:35,484 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-24 18:23:35,485 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_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-24 18:23:35,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:35,577 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:23:35,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35 WrapperNode [2024-11-24 18:23:35,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:35,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:35,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:23:35,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:23:35,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,646 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 210 [2024-11-24 18:23:35,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:35,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:23:35,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:23:35,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:23:35,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,665 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:23:35,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:23:35,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:23:35,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:23:35,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:35" (1/1) ... [2024-11-24 18:23:35,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:35,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:23:35,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:23:35,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:23:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:23:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-24 18:23:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-24 18:23:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:23:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:23:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:23:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:23:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:23:35,875 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:23:35,878 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:23:36,413 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-24 18:23:36,413 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:23:36,737 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:23:36,738 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:23:36,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:36 BoogieIcfgContainer [2024-11-24 18:23:36,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:23:36,739 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:23:36,740 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:23:36,751 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:23:36,752 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:36" (1/1) ... [2024-11-24 18:23:36,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:23:36,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:23:36,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-24 18:23:36,844 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-24 18:23:36,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:23:36,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:23:36,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:23:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:23:36,941 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:23:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:23:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:23:36,995 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:23:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:23:37,013 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:23:37,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:23:37 ImpRootNode [2024-11-24 18:23:37,033 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:23:37,034 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:23:37,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:23:37,035 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:23:37,036 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:36" (3/4) ... [2024-11-24 18:23:37,039 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:23:37,040 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:23:37,041 INFO L158 Benchmark]: Toolchain (without parser) took 1914.52ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 63.7MB in the end (delta: 29.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-24 18:23:37,042 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:37,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.31ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.5MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:23:37,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.32ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 76.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:37,046 INFO L158 Benchmark]: Boogie Preprocessor took 37.17ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 74.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:37,046 INFO L158 Benchmark]: RCFGBuilder took 1053.81ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 74.6MB in the end (delta: 254.6kB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2024-11-24 18:23:37,046 INFO L158 Benchmark]: CodeCheck took 293.62ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 63.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:23:37,047 INFO L158 Benchmark]: Witness Printer took 5.46ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:37,048 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 51 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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: [L402] COND TRUE __VERIFIER_nondet_int() [L403] 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 < 1.4f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.31ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.5MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.32ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 76.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.17ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 74.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1053.81ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 74.6MB in the end (delta: 254.6kB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * CodeCheck took 293.62ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 63.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.46ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:23:37,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/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_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3 --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 613205d4a69cfcfbc25451727273468eeac5e6faf4f74e1e8c3a83a65bc4c664 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:23:39,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:23:40,064 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:23:40,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:23:40,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:23:40,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:23:40,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:23:40,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:23:40,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:23:40,120 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:23:40,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:23:40,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:23:40,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:23:40,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:23:40,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:23:40,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:23:40,123 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:23:40,123 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:23:40,123 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:23:40,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:23:40,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:23:40,124 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:23:40,124 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:23:40,124 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:23:40,124 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:23:40,124 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:23:40,124 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:40,124 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:23:40,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:23:40,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:40,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:23:40,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:23:40,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:23:40,125 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:23:40,126 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:40,126 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:23:40,126 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_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3 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 -> 613205d4a69cfcfbc25451727273468eeac5e6faf4f74e1e8c3a83a65bc4c664 [2024-11-24 18:23:40,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:23:40,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:23:40,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:23:40,442 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:23:40,442 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:23:40,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c [2024-11-24 18:23:43,423 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/d099ba474/b17776714438463c95e2067e9f944418/FLAG66b3bd043 [2024-11-24 18:23:43,788 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:23:43,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c [2024-11-24 18:23:43,810 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/d099ba474/b17776714438463c95e2067e9f944418/FLAG66b3bd043 [2024-11-24 18:23:43,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/data/d099ba474/b17776714438463c95e2067e9f944418 [2024-11-24 18:23:43,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:23:43,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:23:43,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:43,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:23:43,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:23:43,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:43" (1/1) ... [2024-11-24 18:23:43,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b29c9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:43, skipping insertion in model container [2024-11-24 18:23:43,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:43" (1/1) ... [2024-11-24 18:23:43,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:23:44,114 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_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-24 18:23:44,119 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_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-24 18:23:44,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:44,189 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:23:44,202 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_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[1995,2008] [2024-11-24 18:23:44,204 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_4a633552-63f0-43a0-901d-58699baf161b/sv-benchmarks/c/combinations/square_7+soft_float_1-3a.c.cil.c[2364,2377] [2024-11-24 18:23:44,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:44,252 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:23:44,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44 WrapperNode [2024-11-24 18:23:44,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:44,254 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:44,254 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:23:44,254 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:23:44,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,301 INFO L138 Inliner]: procedures = 28, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 167 [2024-11-24 18:23:44,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:44,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:23:44,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:23:44,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:23:44,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,330 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:23:44,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:23:44,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:23:44,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:23:44,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:44" (1/1) ... [2024-11-24 18:23:44,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:44,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:23:44,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:23:44,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:23:44,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:23:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:23:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-24 18:23:44,422 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-24 18:23:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:23:44,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:23:44,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:23:44,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:23:44,525 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:23:44,526 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:23:55,270 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-24 18:23:55,270 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:23:55,409 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:23:55,409 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:23:55,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:55 BoogieIcfgContainer [2024-11-24 18:23:55,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:23:55,411 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:23:55,411 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:23:55,422 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:23:55,422 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:55" (1/1) ... [2024-11-24 18:23:55,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:23:55,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:23:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-24 18:23:55,487 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-24 18:23:55,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:23:55,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:23:55,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:55,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:23:55,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:23:55,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:38:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:38:29,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:38:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 18:38:39,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:38:39,725 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:38:39,732 INFO L158 Benchmark]: Toolchain (without parser) took 895888.71ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 75.5MB in the end (delta: 16.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-24 18:38:39,733 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:38:39,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.30ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.7MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:38:39,734 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.39ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:38:39,735 INFO L158 Benchmark]: Boogie Preprocessor took 40.62ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 73.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:38:39,736 INFO L158 Benchmark]: RCFGBuilder took 11066.60ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 84.8MB in the end (delta: -11.5MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-24 18:38:39,736 INFO L158 Benchmark]: CodeCheck took 884319.30ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 75.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:38:39,740 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.30ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.7MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.39ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.62ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 73.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11066.60ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 84.8MB in the end (delta: -11.5MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * CodeCheck took 884319.30ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 75.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:38:39,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a633552-63f0-43a0-901d-58699baf161b/bin/ukojak-verify-ENZ3QT5qd3/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown