./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm --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 79811f3f75422a728dcf7cba820944b1051001d99cca4ad5995b66f045dcf64d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:56:11,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:56:11,320 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:56:11,325 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:56:11,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:56:11,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:56:11,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:56:11,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:56:11,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:56:11,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:56:11,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:56:11,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:56:11,348 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:56:11,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:56:11,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:56:11,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:56:11,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:56:11,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:56:11,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:56:11,350 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:56:11,350 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:56:11,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:56:11,350 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:56:11,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:56:11,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:56:11,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:56:11,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:56:11,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:56:11,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:56:11,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:56:11,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:56:11,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:56:11,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:56:11,352 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_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm 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 -> 79811f3f75422a728dcf7cba820944b1051001d99cca4ad5995b66f045dcf64d [2024-11-13 16:56:11,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:56:11,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:56:11,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:56:11,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:56:11,675 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:56:11,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c Unable to find full path for "g++" [2024-11-13 16:56:13,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:56:13,842 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:56:13,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c [2024-11-13 16:56:13,863 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data/f1396f85f/c5a133e0d9eb456dbb4f96a08b764fd2/FLAG86f13bf91 [2024-11-13 16:56:13,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data/f1396f85f/c5a133e0d9eb456dbb4f96a08b764fd2 [2024-11-13 16:56:13,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:56:13,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:56:13,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:13,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:56:13,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:56:13,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:13" (1/1) ... [2024-11-13 16:56:13,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10571aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:13, skipping insertion in model container [2024-11-13 16:56:13,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:13" (1/1) ... [2024-11-13 16:56:13,925 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:56:14,110 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_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c[552,565] [2024-11-13 16:56:14,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:14,159 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:56:14,176 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_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c[552,565] [2024-11-13 16:56:14,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:14,214 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:56:14,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14 WrapperNode [2024-11-13 16:56:14,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:14,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:14,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:56:14,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:56:14,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,260 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2024-11-13 16:56:14,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:14,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:56:14,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:56:14,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:56:14,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:56:14,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:56:14,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:56:14,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:56:14,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:56:14,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:56:14,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:56:14,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:56:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:56:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:56:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:56:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:56:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:56:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:56:14,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:56:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:56:14,445 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:56:14,447 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:56:14,642 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 16:56:14,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:56:14,682 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:56:14,683 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 16:56:14,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:14 BoogieIcfgContainer [2024-11-13 16:56:14,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:56:14,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:56:14,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:56:14,695 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:56:14,695 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:14" (1/1) ... [2024-11-13 16:56:14,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:56:14,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-13 16:56:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-13 16:56:14,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:56:14,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:14,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:15,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:56:15,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:15,189 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:56:15,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:15,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2024-11-13 16:56:15,320 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-11-13 16:56:15,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:56:15,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:15,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:25,460 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:56:25,464 INFO L158 Benchmark]: Toolchain (without parser) took 11564.52ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 90.8MB in the end (delta: 3.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 16:56:25,464 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:25,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.85ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 82.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:56:25,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.04ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:25,466 INFO L158 Benchmark]: Boogie Preprocessor took 32.55ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.3MB in the end (delta: 724.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:25,466 INFO L158 Benchmark]: RCFGBuilder took 383.53ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 67.1MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:56:25,467 INFO L158 Benchmark]: CodeCheck took 10778.76ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 90.8MB in the end (delta: -23.6MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-13 16:56:25,469 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.85ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 82.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.04ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.55ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.3MB in the end (delta: 724.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 383.53ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 67.1MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10778.76ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 90.8MB in the end (delta: -23.6MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:56:25,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/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_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm --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 79811f3f75422a728dcf7cba820944b1051001d99cca4ad5995b66f045dcf64d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:56:28,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:56:28,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:56:28,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:56:28,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:56:28,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:56:28,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:56:28,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:56:28,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:56:28,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:56:28,276 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:56:28,277 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:56:28,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:56:28,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:56:28,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:56:28,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:56:28,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:56:28,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:56:28,278 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:28,278 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:56:28,278 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_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm 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 -> 79811f3f75422a728dcf7cba820944b1051001d99cca4ad5995b66f045dcf64d [2024-11-13 16:56:28,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:56:28,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:56:28,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:56:28,665 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:56:28,666 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:56:28,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c Unable to find full path for "g++" [2024-11-13 16:56:30,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:56:31,054 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:56:31,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c [2024-11-13 16:56:31,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data/a26f0abd7/d622c3da8b534f19957d3dbaa93b0525/FLAG71268b53a [2024-11-13 16:56:31,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/data/a26f0abd7/d622c3da8b534f19957d3dbaa93b0525 [2024-11-13 16:56:31,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:56:31,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:56:31,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:31,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:56:31,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:56:31,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3025a773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31, skipping insertion in model container [2024-11-13 16:56:31,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:56:31,355 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_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c[552,565] [2024-11-13 16:56:31,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:31,390 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:56:31,404 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_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound1.c[552,565] [2024-11-13 16:56:31,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:31,428 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:56:31,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31 WrapperNode [2024-11-13 16:56:31,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:31,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:31,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:56:31,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:56:31,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,465 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2024-11-13 16:56:31,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:31,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:56:31,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:56:31,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:56:31,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,492 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:56:31,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:56:31,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:56:31,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:56:31,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:31,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:56:31,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:56:31,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:56:31,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:56:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:56:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:56:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:56:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:56:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:56:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:56:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:56:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:56:31,658 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:56:31,660 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:56:31,918 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 16:56:31,918 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:56:31,989 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:56:31,989 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 16:56:31,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:31 BoogieIcfgContainer [2024-11-13 16:56:31,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:56:31,991 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:56:31,991 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:56:32,003 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:56:32,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:31" (1/1) ... [2024-11-13 16:56:32,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:56:32,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-13 16:56:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-13 16:56:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:56:32,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:32,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:32,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:32,085 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:32,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:56:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:32,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:32,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 16:56:32,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:32,901 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 16:56:32,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:56:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 53 transitions. [2024-11-13 16:56:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-11-13 16:56:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:56:33,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:33,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:33,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:33,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:33,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:56:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:33,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:33,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 16:56:33,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 16:56:34,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:56:35,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:35,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 62 transitions. [2024-11-13 16:56:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-13 16:56:35,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 16:56:35,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:35,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:35,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:35,478 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:35,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:56:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:35,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:35,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:56:35,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:37,376 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 16:56:37,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:39,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 73 transitions. [2024-11-13 16:56:39,577 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2024-11-13 16:56:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 16:56:39,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:39,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:39,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:39,583 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:39,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 16:56:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:39,644 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:39,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:56:39,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:39,801 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 16:56:39,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 16:56:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:40,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 75 transitions. [2024-11-13 16:56:40,343 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2024-11-13 16:56:40,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:56:40,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:40,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:40,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:40,347 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:40,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 16:56:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:40,413 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:40,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:56:40,458 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-13 16:56:43,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 16:56:55,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:56:55,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:55,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 80 transitions. [2024-11-13 16:56:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2024-11-13 16:56:55,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:56:55,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:55,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:55,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:55,622 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:55,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 16:56:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:55,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:55,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:56:55,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 16:56:56,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 16:57:02,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:57:13,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:57:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 22 states and 28 transitions. [2024-11-13 16:57:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-13 16:57:18,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:57:18,199 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-13 16:57:18,206 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:57:19,190 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 60) the Hoare annotation is: (not (and (= |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~b~0#1|) (not (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~x~0#1|)) (= |ULTIMATE.start_main_~v~0#1| (_ bv0 32)) (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~b~0#1|) (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~a~0#1|) (bvule |ULTIMATE.start_main_~a~0#1| (_ bv1 32)) (bvuge |ULTIMATE.start_main_~b~0#1| (_ bv1 32)))) [2024-11-13 16:57:19,190 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-13 16:57:19,190 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (bvule |ULTIMATE.start_main_~a~0#1| (_ bv1 32)) [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point L53-1(lines 53 59) the Hoare annotation is: true [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point L53-2(lines 40 60) the Hoare annotation is: true [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point L45-2(lines 45 51) the Hoare annotation is: true [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: true [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point L41-1(lines 40 60) the Hoare annotation is: true [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: true [2024-11-13 16:57:19,191 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L54(line 54) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L54-1(lines 53 59) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L46-1(lines 45 51) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: true [2024-11-13 16:57:19,192 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point L26-1(line 26) the Hoare annotation is: (bvule |ULTIMATE.start_main_~a~0#1| (_ bv1 32)) [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 13) the Hoare annotation is: true [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 11 13) the Hoare annotation is: (not (= (_ bv0 32) |assume_abort_if_not_#in~cond|)) [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (= (_ bv1 32) __VERIFIER_assert_~cond) (not (= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)))) [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: true [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: true [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2024-11-13 16:57:19,193 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-11-13 16:57:19,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:57:19 ImpRootNode [2024-11-13 16:57:19,216 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:57:19,217 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:57:19,217 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:57:19,217 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:57:19,218 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:31" (3/4) ... [2024-11-13 16:57:19,222 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:57:19,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 16:57:19,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 16:57:19,235 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 16:57:19,235 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 16:57:19,235 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 16:57:19,235 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:57:19,235 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:57:19,314 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:57:19,314 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:57:19,314 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:57:19,315 INFO L158 Benchmark]: Toolchain (without parser) took 48192.41ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 93.0MB in the beginning and 93.6MB in the end (delta: -544.6kB). Peak memory consumption was 147.2MB. Max. memory is 16.1GB. [2024-11-13 16:57:19,316 INFO L158 Benchmark]: CDTParser took 4.34ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:57:19,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.35ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:57:19,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.03ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:57:19,317 INFO L158 Benchmark]: Boogie Preprocessor took 26.03ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:57:19,317 INFO L158 Benchmark]: RCFGBuilder took 495.41ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 65.2MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:57:19,317 INFO L158 Benchmark]: CodeCheck took 47225.78ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 65.0MB in the beginning and 98.3MB in the end (delta: -33.3MB). Peak memory consumption was 122.1MB. Max. memory is 16.1GB. [2024-11-13 16:57:19,318 INFO L158 Benchmark]: Witness Printer took 97.06ms. Allocated memory is still 268.4MB. Free memory was 98.3MB in the beginning and 93.6MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:57:19,320 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.2s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 377 SdHoareTripleChecker+Valid, 40.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 83 mSDsluCounter, 289 SdHoareTripleChecker+Invalid, 39.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 68 mSDsCounter, 259 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 783 IncrementalHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 259 mSolverCounterUnsat, 221 mSDtfsCounter, 783 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1769 GetRequests, 1696 SyntacticMatches, 15 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1241 ImplicationChecksByTransitivity, 17.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 709 SizeOfPredicates, 9 NumberOfNonLiveVariables, 436 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 177/210 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 - PositiveResult [Line: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 11]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (0 != cond) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.34ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.35ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.03ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.03ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 495.41ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 65.2MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 47225.78ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 65.0MB in the beginning and 98.3MB in the end (delta: -33.3MB). Peak memory consumption was 122.1MB. Max. memory is 16.1GB. * Witness Printer took 97.06ms. Allocated memory is still 268.4MB. Free memory was 98.3MB in the beginning and 93.6MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:57:19,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dd9b38-e9bd-4601-9488-2937a0f9a3eb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE