./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/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_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/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 64bit --witnessprinter.graph.data.programhash b72f90ebf40fd3c3c0277f56c4a142ed4148949349e56c1308f0c136bbcf9246 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:35,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:35,896 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:25:35,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:25:35,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:25:35,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:35,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:35,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:35,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:35,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:35,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:35,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:35,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:25:35,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:35,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:35,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:35,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:35,936 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:35,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:35,936 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:35,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:35,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:35,937 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:35,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:35,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:35,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:35,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:35,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:35,938 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:25:35,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:25:35,938 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_54342602-7942-4ebd-a670-28df7fd14aca/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b72f90ebf40fd3c3c0277f56c4a142ed4148949349e56c1308f0c136bbcf9246 [2024-11-13 23:25:36,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:36,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:36,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:36,253 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:36,253 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:36,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c Unable to find full path for "g++" [2024-11-13 23:25:38,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:38,622 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:38,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c [2024-11-13 23:25:38,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data/452e1e87b/d895f79ddbb3453aa3ff5c512a22ed26/FLAG6d6ea9da5 [2024-11-13 23:25:38,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data/452e1e87b/d895f79ddbb3453aa3ff5c512a22ed26 [2024-11-13 23:25:38,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:38,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:38,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:38,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:38,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:38,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:38" (1/1) ... [2024-11-13 23:25:38,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b83745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:38, skipping insertion in model container [2024-11-13 23:25:38,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:38" (1/1) ... [2024-11-13 23:25:38,708 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:38,877 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_54342602-7942-4ebd-a670-28df7fd14aca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c[1266,1279] [2024-11-13 23:25:38,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:38,986 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:38,998 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_54342602-7942-4ebd-a670-28df7fd14aca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c[1266,1279] [2024-11-13 23:25:39,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:39,068 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:39,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39 WrapperNode [2024-11-13 23:25:39,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:39,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:39,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:39,070 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:39,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,139 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 325 [2024-11-13 23:25:39,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:39,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:39,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:39,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:39,148 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:39,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:39,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:39,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:39,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:39" (1/1) ... [2024-11-13 23:25:39,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:39,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:39,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:39,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:25:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:39,356 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:39,358 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:39,957 INFO L? ?]: Removed 124 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:39,957 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:40,333 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:40,334 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:25:40,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:40 BoogieIcfgContainer [2024-11-13 23:25:40,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:40,335 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:40,335 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:40,348 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:40,348 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:40" (1/1) ... [2024-11-13 23:25:40,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:40,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:40,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:25:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:25:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:25:40,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:40,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:42,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:42,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:42,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 23:25:42,741 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 23:25:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:25:42,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:42,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:44,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 23:25:45,891 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 23:25:45,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:25:45,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:45,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2024-11-13 23:25:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2024-11-13 23:25:49,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:25:49,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:49,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:53,232 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:25:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2024-11-13 23:25:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2024-11-13 23:25:55,077 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:25:55,077 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 23:25:55,087 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:25:55,334 INFO L77 FloydHoareUtils]: At program point L86-1(lines 86 185) the Hoare annotation is: (and (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0)) [2024-11-13 23:25:55,335 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~var_12~0#1| 1) (<= 0 (div |ULTIMATE.start_main_~state_8~0#1| 256)) (<= |ULTIMATE.start_main_~state_8~0#1| 0) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0)) [2024-11-13 23:25:55,335 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 23:25:55,335 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0)) [2024-11-13 23:25:55,335 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:25:55,335 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 23:25:55,335 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 23:25:55,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:25:55 ImpRootNode [2024-11-13 23:25:55,351 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:25:55,352 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:25:55,352 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:25:55,352 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:25:55,353 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:40" (3/4) ... [2024-11-13 23:25:55,356 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:25:55,370 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2024-11-13 23:25:55,371 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 23:25:55,372 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 23:25:55,372 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:25:55,433 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:25:55,440 INFO L158 Benchmark]: Toolchain (without parser) took 16770.26ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 119.2MB in the beginning and 166.1MB in the end (delta: -46.9MB). Peak memory consumption was 181.8MB. Max. memory is 16.1GB. [2024-11-13 23:25:55,440 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:55,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.42ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 104.8MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:25:55,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.21ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 99.2MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:25:55,444 INFO L158 Benchmark]: Boogie Preprocessor took 42.47ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 96.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:55,444 INFO L158 Benchmark]: RCFGBuilder took 1150.78ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 87.0MB in the end (delta: 9.9MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2024-11-13 23:25:55,444 INFO L158 Benchmark]: CodeCheck took 15016.01ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 87.0MB in the beginning and 170.1MB in the end (delta: -83.2MB). Peak memory consumption was 149.6MB. Max. memory is 16.1GB. [2024-11-13 23:25:55,446 INFO L158 Benchmark]: Witness Printer took 87.22ms. Allocated memory is still 377.5MB. Free memory was 170.1MB in the beginning and 166.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:55,449 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 67 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 195 IncrementalHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 4 mSDtfsCounter, 195 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 308 GetRequests, 234 SyntacticMatches, 12 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1640 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 503 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 3/24 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: 21]: 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 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((((var_12 == 1) && (state_8 == 0)) && (state_15 == 0)) && (var_22 == 1)) && (var_7 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.42ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 104.8MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.21ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 99.2MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.47ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 96.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1150.78ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 87.0MB in the end (delta: 9.9MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * CodeCheck took 15016.01ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 87.0MB in the beginning and 170.1MB in the end (delta: -83.2MB). Peak memory consumption was 149.6MB. Max. memory is 16.1GB. * Witness Printer took 87.22ms. Allocated memory is still 377.5MB. Free memory was 170.1MB in the beginning and 166.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:25:55,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/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_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/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_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/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 64bit --witnessprinter.graph.data.programhash b72f90ebf40fd3c3c0277f56c4a142ed4148949349e56c1308f0c136bbcf9246 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:58,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:58,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:25:58,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:58,228 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:58,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:58,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:58,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:58,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:58,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:58,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:58,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:58,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:58,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:58,230 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:25:58,230 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:25:58,230 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:58,230 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:25:58,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:58,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:58,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:58,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:58,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:58,232 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:58,232 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:25:58,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:58,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:58,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:58,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:58,233 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:58,233 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:25:58,233 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:58,234 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:25:58,234 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_54342602-7942-4ebd-a670-28df7fd14aca/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b72f90ebf40fd3c3c0277f56c4a142ed4148949349e56c1308f0c136bbcf9246 [2024-11-13 23:25:58,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:58,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:58,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:58,621 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:58,622 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:58,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c Unable to find full path for "g++" [2024-11-13 23:26:00,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:26:00,855 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:26:00,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c [2024-11-13 23:26:00,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data/7f111c6fd/154df225ef7042a9857b1d2be6c5dcdd/FLAGfc10d7440 [2024-11-13 23:26:01,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/data/7f111c6fd/154df225ef7042a9857b1d2be6c5dcdd [2024-11-13 23:26:01,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:26:01,150 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:26:01,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:26:01,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:26:01,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:26:01,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c62222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01, skipping insertion in model container [2024-11-13 23:26:01,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,181 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:26:01,322 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_54342602-7942-4ebd-a670-28df7fd14aca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c[1266,1279] [2024-11-13 23:26:01,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:26:01,431 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:26:01,440 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_54342602-7942-4ebd-a670-28df7fd14aca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p18.c[1266,1279] [2024-11-13 23:26:01,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:26:01,497 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:26:01,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01 WrapperNode [2024-11-13 23:26:01,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:26:01,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:26:01,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:26:01,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:26:01,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,551 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 221 [2024-11-13 23:26:01,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:26:01,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:26:01,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:26:01,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:26:01,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,580 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,584 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:26:01,585 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:26:01,585 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:26:01,585 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:26:01,586 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:01" (1/1) ... [2024-11-13 23:26:01,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:26:01,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:26:01,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:26:01,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:26:01,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:26:01,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:26:01,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:26:01,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:26:01,776 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:26:01,778 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:26:01,991 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-13 23:26:01,992 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:26:02,028 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:26:02,029 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:26:02,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:02 BoogieIcfgContainer [2024-11-13 23:26:02,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:26:02,030 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:26:02,030 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:26:02,041 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:26:02,041 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:02" (1/1) ... [2024-11-13 23:26:02,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:26:02,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:02,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:26:02,096 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:26:02,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:26:02,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:02,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:02,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:02,104 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:02,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:26:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:02,317 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:02,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:26:02,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:02,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:26:02,697 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:26:02,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:26:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:26:02,788 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:26:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:26:02,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:02,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:02,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:02,792 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:02,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:26:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:02,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:03,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 23:26:03,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:26:03,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:26:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-13 23:26:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-13 23:26:03,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:26:03,527 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 23:26:03,538 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:26:03,570 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 23:26:03,571 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 23:26:03,571 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-13 23:26:03,571 INFO L77 FloydHoareUtils]: At program point L86-1(lines 86 185) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-13 23:26:03,572 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 23:26:03,572 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-13 23:26:03,572 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:26:03,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:26:03 ImpRootNode [2024-11-13 23:26:03,582 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:26:03,584 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:26:03,584 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:26:03,584 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:26:03,585 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:02" (3/4) ... [2024-11-13 23:26:03,587 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:26:03,597 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 23:26:03,598 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 23:26:03,598 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:26:03,598 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:26:03,651 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:26:03,655 INFO L158 Benchmark]: Toolchain (without parser) took 2508.03ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 55.3MB in the end (delta: 39.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-13 23:26:03,657 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 52.6MB in the end (delta: 108.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:03,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.89ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 80.0MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:26:03,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.56ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:26:03,658 INFO L158 Benchmark]: Boogie Preprocessor took 32.25ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:03,659 INFO L158 Benchmark]: RCFGBuilder took 444.65ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 56.9MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:26:03,659 INFO L158 Benchmark]: CodeCheck took 1552.07ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 59.0MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:03,660 INFO L158 Benchmark]: Witness Printer took 70.27ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 55.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:03,661 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32 IncrementalHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 2 mSDtfsCounter, 32 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 8 NumberOfNonLiveVariables, 121 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1/2 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: 21]: 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 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((0 == state_8) && (1 == var_12)) && (1 == mask_SORT_1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 52.6MB in the end (delta: 108.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.89ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 80.0MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.56ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.25ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 444.65ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 56.9MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1552.07ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 59.0MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 70.27ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 55.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:26:03,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54342602-7942-4ebd-a670-28df7fd14aca/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: ERROR: ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null