./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:09:49,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:09:49,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:09:50,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:09:50,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:09:50,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:09:50,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:09:50,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:09:50,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:09:50,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:09:50,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:09:50,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:09:50,054 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:09:50,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:09:50,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:09:50,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:09:50,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:09:50,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:09:50,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:09:50,058 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:09:50,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:09:50,058 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:09:50,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:09:50,058 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:09:50,058 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:09:50,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:09:50,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:09:50,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:09:50,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:09:50,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:09:50,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:09:50,059 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:09:50,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:09:50,060 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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 -> 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 [2024-11-25 03:09:50,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:09:50,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:09:50,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:09:50,476 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:09:50,477 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:09:50,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c [2024-11-25 03:09:53,703 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/4dc523518/915238a77ed94511a16fdc1056656fe1/FLAGb8dc51689 [2024-11-25 03:09:54,033 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:09:54,034 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c [2024-11-25 03:09:54,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/4dc523518/915238a77ed94511a16fdc1056656fe1/FLAGb8dc51689 [2024-11-25 03:09:54,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/4dc523518/915238a77ed94511a16fdc1056656fe1 [2024-11-25 03:09:54,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:09:54,076 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:09:54,078 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:09:54,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:09:54,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:09:54,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e18654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54, skipping insertion in model container [2024-11-25 03:09:54,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:09:54,359 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-25 03:09:54,369 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-25 03:09:54,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:09:54,488 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:09:54,513 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-25 03:09:54,518 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-25 03:09:54,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:09:54,593 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:09:54,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54 WrapperNode [2024-11-25 03:09:54,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:09:54,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:09:54,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:09:54,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:09:54,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,668 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 211 [2024-11-25 03:09:54,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:09:54,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:09:54,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:09:54,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:09:54,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,699 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:09:54,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:09:54,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:09:54,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:09:54,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:54" (1/1) ... [2024-11-25 03:09:54,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:09:54,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:09:54,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:09:54,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:09:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:09:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:09:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:09:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:09:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:09:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:09:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:09:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:09:54,922 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:09:54,924 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:09:55,525 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-25 03:09:55,525 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:09:55,918 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:09:55,918 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:09:55,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:55 BoogieIcfgContainer [2024-11-25 03:09:55,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:09:55,919 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:09:55,919 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:09:55,930 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:09:55,931 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:55" (1/1) ... [2024-11-25 03:09:55,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:09:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:09:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2024-11-25 03:09:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-11-25 03:09:55,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:09:55,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:09:55,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:09:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:56,076 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:09:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:56,127 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:09:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:56,149 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:09:56,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:09:56 ImpRootNode [2024-11-25 03:09:56,177 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:09:56,178 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:09:56,178 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:09:56,178 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:09:56,181 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:55" (3/4) ... [2024-11-25 03:09:56,183 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:09:56,184 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:09:56,187 INFO L158 Benchmark]: Toolchain (without parser) took 2109.45ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 63.1MB in the end (delta: 29.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-25 03:09:56,187 INFO L158 Benchmark]: CDTParser took 1.07ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:09:56,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.68ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 77.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:09:56,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.88ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:09:56,190 INFO L158 Benchmark]: Boogie Preprocessor took 60.32ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 74.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:09:56,190 INFO L158 Benchmark]: RCFGBuilder took 1187.16ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 73.7MB in the end (delta: 374.4kB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-11-25 03:09:56,191 INFO L158 Benchmark]: CodeCheck took 258.12ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 63.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:09:56,191 INFO L158 Benchmark]: Witness Printer took 6.19ms. Allocated memory is still 117.4MB. Free memory is still 63.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:09:56,193 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, 49 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 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L403] COND TRUE __VERIFIER_nondet_int() [L404] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39843f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.68ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 77.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.88ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.32ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 74.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1187.16ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 73.7MB in the end (delta: 374.4kB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * CodeCheck took 258.12ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 63.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.19ms. Allocated memory is still 117.4MB. Free memory is still 63.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:09:56,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:09:59,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:09:59,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:09:59,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:09:59,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:09:59,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:09:59,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:09:59,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:09:59,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:09:59,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:09:59,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:09:59,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:09:59,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:09:59,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:09:59,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:09:59,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:09:59,248 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:09:59,248 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:09:59,249 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:09:59,249 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:09:59,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:09:59,249 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:09:59,249 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:09:59,249 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:09:59,249 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:09:59,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:09:59,250 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:09:59,250 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:09:59,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:09:59,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:09:59,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:09:59,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:09:59,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:09:59,252 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:09:59,252 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:09:59,252 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:09:59,252 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/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 -> 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916 [2024-11-25 03:09:59,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:09:59,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:09:59,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:09:59,668 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:09:59,668 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:09:59,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c [2024-11-25 03:10:03,188 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/1bd7292f5/b167fad88e7f47c1b75151dfb66f91b7/FLAG9387708ca [2024-11-25 03:10:03,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:10:03,590 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c [2024-11-25 03:10:03,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/1bd7292f5/b167fad88e7f47c1b75151dfb66f91b7/FLAG9387708ca [2024-11-25 03:10:03,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/data/1bd7292f5/b167fad88e7f47c1b75151dfb66f91b7 [2024-11-25 03:10:03,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:10:03,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:10:03,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:10:03,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:10:03,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:10:03,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:10:03" (1/1) ... [2024-11-25 03:10:03,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5063fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:03, skipping insertion in model container [2024-11-25 03:10:03,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:10:03" (1/1) ... [2024-11-25 03:10:03,693 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:10:03,942 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-25 03:10:03,949 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-25 03:10:04,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:10:04,091 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:10:04,108 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012] [2024-11-25 03:10:04,113 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_bf6d7561-3bbb-4fc4-af41-6d63328e2170/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406] [2024-11-25 03:10:04,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:10:04,220 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:10:04,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04 WrapperNode [2024-11-25 03:10:04,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:10:04,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:10:04,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:10:04,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:10:04,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,297 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-25 03:10:04,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:10:04,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:10:04,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:10:04,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:10:04,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,342 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,348 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:10:04,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:10:04,369 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:10:04,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:10:04,378 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:10:04" (1/1) ... [2024-11-25 03:10:04,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:10:04,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:10:04,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:10:04,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:10:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:10:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:10:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:10:04,467 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:10:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:10:04,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:10:04,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:10:04,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:10:04,577 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:10:04,579 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:10:15,437 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-25 03:10:15,438 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:10:15,621 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:10:15,621 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:10:15,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:10:15 BoogieIcfgContainer [2024-11-25 03:10:15,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:10:15,623 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:10:15,624 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:10:15,635 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:10:15,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:10:15" (1/1) ... [2024-11-25 03:10:15,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:10:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:10:15,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2024-11-25 03:10:15,719 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-11-25 03:10:15,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:10:15,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:10:15,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:10:15,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:10:15,729 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:10:15,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6d7561-3bbb-4fc4-af41-6d63328e2170/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:10:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:10:24,652 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:10:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat