./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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 af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:15:07,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:15:07,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:15:07,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:15:07,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:15:07,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:15:07,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:15:07,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:15:07,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:15:07,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:15:07,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:15:07,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:15:07,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:15:07,541 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:15:07,541 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:15:07,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:15:07,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:15:07,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:15:07,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:15:07,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:07,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:15:07,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:15:07,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:15:07,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:15:07,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:15:07,542 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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 -> af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c [2024-11-25 03:15:07,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:15:07,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:15:07,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:15:07,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:15:07,810 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:15:07,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2024-11-25 03:15:10,949 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/6f7799562/a9136b144b144c62baf647cc9ea497ed/FLAGbd65d5977 [2024-11-25 03:15:11,321 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:15:11,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2024-11-25 03:15:11,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/6f7799562/a9136b144b144c62baf647cc9ea497ed/FLAGbd65d5977 [2024-11-25 03:15:11,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/6f7799562/a9136b144b144c62baf647cc9ea497ed [2024-11-25 03:15:11,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:15:11,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:15:11,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:11,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:15:11,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:15:11,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f06a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11, skipping insertion in model container [2024-11-25 03:15:11,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:15:11,614 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-25 03:15:11,621 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-25 03:15:11,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:11,706 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:15:11,723 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-25 03:15:11,727 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-25 03:15:11,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:11,774 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:15:11,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11 WrapperNode [2024-11-25 03:15:11,775 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:11,776 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:11,776 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:15:11,776 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:15:11,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,816 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-25 03:15:11,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:11,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:15:11,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:15:11,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:15:11,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,832 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,842 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:15:11,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:15:11,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:15:11,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:15:11,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:11" (1/1) ... [2024-11-25 03:15:11,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:11,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:15:11,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:15:11,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:15:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:15:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:15:11,941 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:15:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 03:15:11,941 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 03:15:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:15:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:15:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:15:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:15:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:15:12,018 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:15:12,020 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:15:12,445 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-25 03:15:12,445 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:15:12,747 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:15:12,747 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:15:12,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:15:12 BoogieIcfgContainer [2024-11-25 03:15:12,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:15:12,749 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:15:12,749 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:15:12,763 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:15:12,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:15:12" (1/1) ... [2024-11-25 03:15:12,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:15:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:15:12,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 03:15:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 03:15:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:15:12,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:15:12,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:15:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:15:12,908 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:15:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:15:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:15:12,945 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:15:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:15:12,958 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:15:12,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:15:12 ImpRootNode [2024-11-25 03:15:12,974 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:15:12,975 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:15:12,975 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:15:12,975 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:15:12,976 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:15:12" (3/4) ... [2024-11-25 03:15:12,978 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:15:12,979 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:15:12,980 INFO L158 Benchmark]: Toolchain (without parser) took 1613.87ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 79.7MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-25 03:15:12,980 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:12,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.20ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 79.7MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:15:12,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.15ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:12,981 INFO L158 Benchmark]: Boogie Preprocessor took 45.70ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:12,982 INFO L158 Benchmark]: RCFGBuilder took 884.45ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 90.7MB in the end (delta: -13.9MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-11-25 03:15:12,982 INFO L158 Benchmark]: CodeCheck took 225.28ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 80.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:15:12,982 INFO L158 Benchmark]: Witness Printer took 3.83ms. Allocated memory is still 117.4MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:12,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 47 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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: [L310] COND TRUE __VERIFIER_nondet_int() [L311] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.398f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.20ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 79.7MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.15ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.70ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 884.45ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 90.7MB in the end (delta: -13.9MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * CodeCheck took 225.28ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 80.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.83ms. Allocated memory is still 117.4MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:15:13,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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 af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:15:15,617 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:15:15,722 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:15:15,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:15:15,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:15:15,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:15:15,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:15:15,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:15:15,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:15:15,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:15:15,803 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:15:15,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:15:15,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:15:15,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:15:15,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:15:15,803 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:15:15,803 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:15:15,804 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:15:15,805 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:15:15,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:15:15,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:15:15,805 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:15:15,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:15:15,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:15:15,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:15:15,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:15:15,806 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:15:15,806 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:15:15,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:15:15,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:15,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:15:15,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:15:15,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:15:15,807 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:15:15,807 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:15:15,807 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:15:15,807 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/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 -> af68db482217344707737f8e87f1bf38c34023f3266d60519ba723388f89d51c [2024-11-25 03:15:16,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:15:16,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:15:16,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:15:16,117 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:15:16,118 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:15:16,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2024-11-25 03:15:19,068 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/d45b31971/88a6f958985b407a9decc5e489a2afcc/FLAG3264538e6 [2024-11-25 03:15:19,344 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:15:19,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c [2024-11-25 03:15:19,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/d45b31971/88a6f958985b407a9decc5e489a2afcc/FLAG3264538e6 [2024-11-25 03:15:19,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/data/d45b31971/88a6f958985b407a9decc5e489a2afcc [2024-11-25 03:15:19,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:15:19,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:15:19,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:19,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:15:19,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:15:19,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:19,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5b0454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19, skipping insertion in model container [2024-11-25 03:15:19,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:19,681 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:15:19,861 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-25 03:15:19,866 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-25 03:15:19,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:19,919 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:15:19,933 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-25 03:15:19,934 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_f14b55e9-489d-4ea3-b403-6ac023f42bd7/sv-benchmarks/c/combinations/square_2+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-25 03:15:19,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:19,978 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:15:19,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19 WrapperNode [2024-11-25 03:15:19,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:19,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:19,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:15:19,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:15:19,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:19,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,014 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-25 03:15:20,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:20,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:15:20,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:15:20,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:15:20,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,035 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:15:20,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:15:20,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:15:20,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:15:20,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:19" (1/1) ... [2024-11-25 03:15:20,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:20,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:15:20,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:15:20,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:15:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:15:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:15:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:15:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:15:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 03:15:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 03:15:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:15:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:15:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:15:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:15:20,205 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:15:20,207 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:15:30,825 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-25 03:15:30,825 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:15:30,888 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:15:30,888 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:15:30,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:15:30 BoogieIcfgContainer [2024-11-25 03:15:30,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:15:30,889 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:15:30,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:15:30,898 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:15:30,899 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:15:30" (1/1) ... [2024-11-25 03:15:30,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:15:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:15:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 03:15:30,958 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 03:15:30,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:15:30,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:15:30,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:15:30,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:15:30,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:15:30,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14b55e9-489d-4ea3-b403-6ac023f42bd7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:15:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:15:37,495 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:15:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat