./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.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_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/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_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/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_6157c336-0840-414e-9a60-1d2529d94e3d/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 339d0df57823aa1bea53354295970ed66e6abc60d457d19cd7cfd0d27ddbb8a9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:44:08,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:44:08,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:44:08,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:44:08,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:44:08,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:44:08,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:44:08,670 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:44:08,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:44:08,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:44:08,671 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:44:08,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:44:08,672 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:44:08,673 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:44:08,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:44:08,674 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:44:08,675 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:44:08,675 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:44:08,675 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:44:08,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:44:08,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:08,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:44:08,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:44:08,675 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:44:08,676 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:44:08,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:44:08,676 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_6157c336-0840-414e-9a60-1d2529d94e3d/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 -> 339d0df57823aa1bea53354295970ed66e6abc60d457d19cd7cfd0d27ddbb8a9 [2024-11-13 16:44:09,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:44:09,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:44:09,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:44:09,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:44:09,019 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:44:09,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c Unable to find full path for "g++" [2024-11-13 16:44:10,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:44:11,321 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:44:11,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2024-11-13 16:44:11,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/data/717437175/478c063bbb9e4aedaf9e3ce904b9d3f8/FLAGcbd29cea7 [2024-11-13 16:44:11,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/data/717437175/478c063bbb9e4aedaf9e3ce904b9d3f8 [2024-11-13 16:44:11,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:44:11,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:44:11,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:11,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:44:11,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:44:11,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:11" (1/1) ... [2024-11-13 16:44:11,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a94f1d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:11, skipping insertion in model container [2024-11-13 16:44:11,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:11" (1/1) ... [2024-11-13 16:44:11,439 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:44:11,635 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_6157c336-0840-414e-9a60-1d2529d94e3d/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2024-11-13 16:44:11,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:11,903 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:44:11,956 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_6157c336-0840-414e-9a60-1d2529d94e3d/sv-benchmarks/c/eca-rers2012/Problem11_label01.c[8261,8274] [2024-11-13 16:44:12,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:12,116 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:44:12,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12 WrapperNode [2024-11-13 16:44:12,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:12,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:12,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:44:12,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:44:12,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,318 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-13 16:44:12,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:12,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:44:12,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:44:12,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:44:12,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,445 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:44:12,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:44:12,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:44:12,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:44:12,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:12" (1/1) ... [2024-11-13 16:44:12,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:12,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:44:12,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:44:12,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:44:12,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:44:12,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:44:12,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:44:12,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:44:12,604 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:44:12,606 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:44:14,729 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-13 16:44:14,730 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:44:21,191 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:44:21,192 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:44:21,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:21 BoogieIcfgContainer [2024-11-13 16:44:21,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:44:21,194 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:44:21,194 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:44:21,203 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:44:21,203 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:21" (1/1) ... [2024-11-13 16:44:21,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:44:21,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 16:44:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 16:44:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 16:44:21,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:21,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:44:21,553 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 16:44:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 16:44:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 16:44:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:44:21,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:21,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:45:00,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:45:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-13 16:45:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-13 16:45:01,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:45:01,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:01,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:21,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2024-11-13 16:46:21,388 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2024-11-13 16:46:21,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:46:21,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:21,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:39,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:39,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2024-11-13 16:47:39,076 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2024-11-13 16:47:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:47:39,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:39,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:48:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 16:48:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:48:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-11-13 16:48:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-11-13 16:48:30,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:48:30,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:48:30,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:48:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 16:49:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2024-11-13 16:49:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2024-11-13 16:49:15,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:49:15,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:15,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:02,867 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 16:50:03,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:03,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2024-11-13 16:50:03,172 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2024-11-13 16:50:03,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:50:03,173 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 16:50:03,180 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:50:03,618 INFO L77 FloydHoareUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2024-11-13 16:50:03,619 INFO L77 FloydHoareUtils]: At program point L183-1(lines 32 1036) the Hoare annotation is: (and (or (and (<= ~a29~0 277) (<= 141 ~a29~0)) (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (not (= ~a4~0 1))) (= ~a3~0 1) (= ~a8~0 15)) [2024-11-13 16:50:03,619 INFO L77 FloydHoareUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (and (or (< 140 ~a29~0) (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (not (= ~a4~0 1))) (= ~a3~0 1) (= ~a8~0 15)) [2024-11-13 16:50:03,619 INFO L77 FloydHoareUtils]: At program point L186-1(lines 32 1036) the Hoare annotation is: (and (or (< 140 ~a29~0) (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (not (= ~a4~0 1))) (= ~a3~0 1) (= ~a8~0 15)) [2024-11-13 16:50:03,619 INFO L75 FloydHoareUtils]: For program point L187(line 187) no Hoare annotation was computed. [2024-11-13 16:50:03,619 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:50:03,620 INFO L77 FloydHoareUtils]: At program point L1049(line 1049) the Hoare annotation is: (and (or (< 140 ~a29~0) (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (not (= ~a4~0 1))) (= ~a3~0 1) (= ~a8~0 15)) [2024-11-13 16:50:03,620 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 187) no Hoare annotation was computed. [2024-11-13 16:50:03,620 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:50:03,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:50:03 ImpRootNode [2024-11-13 16:50:03,634 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:50:03,634 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:50:03,634 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:50:03,635 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:50:03,635 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:21" (3/4) ... [2024-11-13 16:50:03,638 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:50:03,656 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 273 nodes and edges [2024-11-13 16:50:03,658 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 16:50:03,659 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:50:03,661 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:50:03,812 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:50:03,813 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:50:03,813 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:50:03,814 INFO L158 Benchmark]: Toolchain (without parser) took 352458.21ms. Allocated memory was 117.4MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 90.7MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-11-13 16:50:03,815 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:03,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.91ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 47.7MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 16:50:03,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 200.97ms. Allocated memory is still 117.4MB. Free memory was 47.7MB in the beginning and 79.4MB in the end (delta: -31.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2024-11-13 16:50:03,817 INFO L158 Benchmark]: Boogie Preprocessor took 146.68ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 70.6MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:50:03,817 INFO L158 Benchmark]: RCFGBuilder took 8726.50ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 989.9MB). Free memory was 70.0MB in the beginning and 665.7MB in the end (delta: -595.7MB). Peak memory consumption was 712.6MB. Max. memory is 16.1GB. [2024-11-13 16:50:03,817 INFO L158 Benchmark]: CodeCheck took 342440.35ms. Allocated memory was 1.1GB in the beginning and 4.0GB in the end (delta: 2.9GB). Free memory was 665.7MB in the beginning and 2.1GB in the end (delta: -1.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 16:50:03,818 INFO L158 Benchmark]: Witness Printer took 178.93ms. Allocated memory is still 4.0GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:50:03,820 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, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 342.0s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 267 SdHoareTripleChecker+Valid, 6.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 235 mSDsluCounter, 271 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 162 mSDsCounter, 127 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 664 IncrementalHoareTripleChecker+Invalid, 791 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 127 mSolverCounterUnsat, 109 mSDtfsCounter, 664 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 882 GetRequests, 789 SyntacticMatches, 31 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1606 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 335.3s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 1055 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 36/86 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: 187]: 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: 1044]: Loop Invariant Derived loop invariant: ((((((140 < a29) || (a25 != 11)) || (0 < ((long long) a23 + 43))) || (a4 != 1)) && (a3 == 1)) && (a8 == 15)) - InvariantResult [Line: 32]: Location Invariant Derived location invariant: ((((((140 < a29) || (a25 != 11)) || (0 < ((long long) a23 + 43))) || (a4 != 1)) && (a3 == 1)) && (a8 == 15)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.91ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 47.7MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 200.97ms. Allocated memory is still 117.4MB. Free memory was 47.7MB in the beginning and 79.4MB in the end (delta: -31.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.68ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 70.6MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8726.50ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 989.9MB). Free memory was 70.0MB in the beginning and 665.7MB in the end (delta: -595.7MB). Peak memory consumption was 712.6MB. Max. memory is 16.1GB. * CodeCheck took 342440.35ms. Allocated memory was 1.1GB in the beginning and 4.0GB in the end (delta: 2.9GB). Free memory was 665.7MB in the beginning and 2.1GB in the end (delta: -1.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 178.93ms. Allocated memory is still 4.0GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:50:03,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6157c336-0840-414e-9a60-1d2529d94e3d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE