./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:07:31,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:07:31,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:07:31,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:07:31,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:07:31,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:07:31,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:07:31,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:07:31,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:07:31,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:07:31,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:07:31,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:07:31,924 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:07:31,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:07:31,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:07:31,924 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:07:31,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:07:31,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:07:31,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:07:31,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:07:31,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:07:31,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:07:31,925 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:07:31,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:07:31,925 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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 -> 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 [2024-11-24 18:07:32,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:07:32,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:07:32,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:07:32,205 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:07:32,205 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:07:32,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c [2024-11-24 18:07:35,253 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/074e1974a/26f17ed209704649bf797ccec4e349ef/FLAG26583f3d5 [2024-11-24 18:07:35,638 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:07:35,639 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c [2024-11-24 18:07:35,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/074e1974a/26f17ed209704649bf797ccec4e349ef/FLAG26583f3d5 [2024-11-24 18:07:35,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/074e1974a/26f17ed209704649bf797ccec4e349ef [2024-11-24 18:07:35,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:07:35,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:07:35,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:07:35,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:07:35,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:07:35,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:07:35" (1/1) ... [2024-11-24 18:07:35,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a392fe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:35, skipping insertion in model container [2024-11-24 18:07:35,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:07:35" (1/1) ... [2024-11-24 18:07:35,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:07:35,979 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-24 18:07:35,984 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-24 18:07:36,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:07:36,050 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:07:36,064 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-24 18:07:36,065 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-24 18:07:36,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:07:36,106 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:07:36,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36 WrapperNode [2024-11-24 18:07:36,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:07:36,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:07:36,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:07:36,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:07:36,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,144 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-24 18:07:36,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:07:36,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:07:36,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:07:36,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:07:36,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,172 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:07:36,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:07:36,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:07:36,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:07:36,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:36" (1/1) ... [2024-11-24 18:07:36,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:07:36,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:07:36,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:07:36,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:07:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:07:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-24 18:07:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-24 18:07:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:07:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:07:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:07:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:07:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:07:36,351 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:07:36,354 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:07:36,874 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-24 18:07:36,874 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:07:37,127 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:07:37,127 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:07:37,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:07:37 BoogieIcfgContainer [2024-11-24 18:07:37,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:07:37,129 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:07:37,129 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:07:37,141 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:07:37,141 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:07:37" (1/1) ... [2024-11-24 18:07:37,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:07:37,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:07:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-24 18:07:37,205 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-24 18:07:37,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:07:37,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:07:37,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:07:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:07:37,299 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:07:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:07:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:07:37,345 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:07:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:07:37,358 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:07:37,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:07:37 ImpRootNode [2024-11-24 18:07:37,375 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:07:37,376 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:07:37,376 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:07:37,376 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:07:37,376 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:07:37" (3/4) ... [2024-11-24 18:07:37,379 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:07:37,379 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:07:37,380 INFO L158 Benchmark]: Toolchain (without parser) took 1671.92ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 76.2MB in the end (delta: 16.2MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-24 18:07:37,380 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:07:37,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.10ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.9MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:07:37,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.87ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:07:37,382 INFO L158 Benchmark]: Boogie Preprocessor took 41.52ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 74.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:07:37,382 INFO L158 Benchmark]: RCFGBuilder took 940.84ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 86.9MB in the end (delta: -12.2MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2024-11-24 18:07:37,382 INFO L158 Benchmark]: CodeCheck took 246.05ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 76.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:07:37,383 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 117.4MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:07:37,385 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L320] COND TRUE __VERIFIER_nondet_int() [L321] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.10ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.9MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.87ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.52ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 74.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 940.84ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 86.9MB in the end (delta: -12.2MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * CodeCheck took 246.05ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 76.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 117.4MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:07:37,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:07:40,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:07:40,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:07:40,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:07:40,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:07:40,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:07:40,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:07:40,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:07:40,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:07:40,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:07:40,314 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:07:40,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:07:40,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:07:40,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:07:40,315 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:07:40,315 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:07:40,316 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:07:40,316 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:07:40,316 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:07:40,317 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:07:40,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:07:40,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:07:40,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:07:40,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:07:40,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:07:40,318 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:07:40,318 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:07:40,319 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:07:40,319 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/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 -> 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 [2024-11-24 18:07:40,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:07:40,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:07:40,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:07:40,670 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:07:40,671 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:07:40,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c [2024-11-24 18:07:43,780 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/245c3a5ce/cbb2dbd9d47e4c70964a5d19a75cc527/FLAG47b3ff4db [2024-11-24 18:07:44,109 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:07:44,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c [2024-11-24 18:07:44,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/245c3a5ce/cbb2dbd9d47e4c70964a5d19a75cc527/FLAG47b3ff4db [2024-11-24 18:07:44,148 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/data/245c3a5ce/cbb2dbd9d47e4c70964a5d19a75cc527 [2024-11-24 18:07:44,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:07:44,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:07:44,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:07:44,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:07:44,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:07:44,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd27a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44, skipping insertion in model container [2024-11-24 18:07:44,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,197 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:07:44,403 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-24 18:07:44,410 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-24 18:07:44,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:07:44,501 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:07:44,516 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-24 18:07:44,518 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_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-24 18:07:44,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:07:44,569 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:07:44,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44 WrapperNode [2024-11-24 18:07:44,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:07:44,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:07:44,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:07:44,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:07:44,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,608 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-24 18:07:44,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:07:44,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:07:44,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:07:44,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:07:44,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,628 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,633 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:07:44,640 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:07:44,640 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:07:44,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:07:44,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:44" (1/1) ... [2024-11-24 18:07:44,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:07:44,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:07:44,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:07:44,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:07:44,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:07:44,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:07:44,712 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-24 18:07:44,712 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-24 18:07:44,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:07:44,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:07:44,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:07:44,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:07:44,787 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:07:44,789 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:07:55,322 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-24 18:07:55,322 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:07:55,428 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:07:55,428 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:07:55,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:07:55 BoogieIcfgContainer [2024-11-24 18:07:55,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:07:55,431 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:07:55,431 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:07:55,441 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:07:55,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:07:55" (1/1) ... [2024-11-24 18:07:55,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:07:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:07:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-24 18:07:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-24 18:07:55,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:07:55,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:07:55,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:07:55,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:07:55,552 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:07:55,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65fca0b9-e0e4-4bb3-b7fb-606c3a808bf1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:07:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:07:58,134 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:08:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat