./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label32.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_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/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_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/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_e20f5332-dd76-4ff0-a72d-beef13d2170a/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 96d4c313f850566504d0747c6c59c3025248651f09fe4d56f6654d82b90b78d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:38:43,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:43,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:38:43,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:38:43,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:38:43,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:43,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:43,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:43,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:43,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:43,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:43,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:43,528 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:38:43,528 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:38:43,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:43,529 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:43,529 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:43,530 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:43,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:43,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:43,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:43,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:43,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:43,530 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:38:43,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:38:43,531 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_e20f5332-dd76-4ff0-a72d-beef13d2170a/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 -> 96d4c313f850566504d0747c6c59c3025248651f09fe4d56f6654d82b90b78d8 [2024-11-13 20:38:43,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:43,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:43,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:43,845 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:43,846 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:43,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem10_label32.c Unable to find full path for "g++" [2024-11-13 20:38:45,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:46,101 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:46,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/sv-benchmarks/c/eca-rers2012/Problem10_label32.c [2024-11-13 20:38:46,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/data/316261877/b9276010136944d7934ef3d7c9881bda/FLAGce14cffe6 [2024-11-13 20:38:46,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/data/316261877/b9276010136944d7934ef3d7c9881bda [2024-11-13 20:38:46,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:46,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:46,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:46,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:46,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:46,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647f4fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46, skipping insertion in model container [2024-11-13 20:38:46,146 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,181 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:46,355 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/sv-benchmarks/c/eca-rers2012/Problem10_label32.c[3048,3061] [2024-11-13 20:38:46,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:46,532 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:46,557 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_e20f5332-dd76-4ff0-a72d-beef13d2170a/sv-benchmarks/c/eca-rers2012/Problem10_label32.c[3048,3061] [2024-11-13 20:38:46,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:46,670 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:46,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46 WrapperNode [2024-11-13 20:38:46,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:46,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:46,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:46,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:46,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,753 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2024-11-13 20:38:46,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:46,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:46,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:46,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:46,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,837 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:46,866 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:46,866 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:46,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:46,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:46" (1/1) ... [2024-11-13 20:38:46,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:46,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:46,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:46,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:38:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:38:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:47,050 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:47,052 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:48,505 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:48,506 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:51,868 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:51,868 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:38:51,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:51 BoogieIcfgContainer [2024-11-13 20:38:51,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:51,870 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:51,870 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:51,880 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:51,880 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:51" (1/1) ... [2024-11-13 20:38:51,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:51,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 20:38:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 20:38:51,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:38:51,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:51,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:52,248 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 20:38:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:52,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 20:38:52,349 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 20:38:52,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:38:52,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:52,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:05,129 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 20:39:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-13 20:39:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-13 20:39:05,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:39:05,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:05,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:24,090 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 20:39:25,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2024-11-13 20:39:25,539 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2024-11-13 20:39:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:39:25,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:25,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:40,076 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 20:39:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 35 states and 70 transitions. [2024-11-13 20:39:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 70 transitions. [2024-11-13 20:39:41,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:39:41,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:41,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:52,115 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 20:39:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2024-11-13 20:39:53,294 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2024-11-13 20:39:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:39:53,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:53,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:03,661 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 20:40:04,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:04,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2024-11-13 20:40:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2024-11-13 20:40:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:40:04,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:04,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:15,339 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 20:40:15,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2024-11-13 20:40:15,919 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2024-11-13 20:40:15,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:40:15,919 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 20:40:15,930 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:40:16,515 INFO L77 FloydHoareUtils]: At program point L597(line 597) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and (not (= ~a10~0 4)) .cse0 .cse1 (not (= ~a10~0 3))) (and .cse0 .cse1 (<= 9 ~a19~0)) (and .cse0 (or (< (+ ~a1~0 102163) 0) (< ~a19~0 7) (= ~a19~0 8) (< 518103 ~a1~0)) .cse1))) [2024-11-13 20:40:16,517 INFO L77 FloydHoareUtils]: At program point L85-1(lines 30 584) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and (not (= ~a10~0 4)) .cse0 .cse1 (not (= ~a10~0 3))) (and (or (< (+ ~a1~0 12) 0) (< 38 ~a1~0) (not (= 7 ~a19~0))) .cse0 .cse1))) [2024-11-13 20:40:16,517 INFO L77 FloydHoareUtils]: At program point L88-1(lines 30 584) the Hoare annotation is: (and (or (< (+ ~a1~0 12) 0) (< 38 ~a1~0) (not (= 7 ~a19~0)) (not (= ~a10~0 3))) (= 14 ~a4~0) (= ~a12~0 0)) [2024-11-13 20:40:16,517 INFO L75 FloydHoareUtils]: For program point L89(line 89) no Hoare annotation was computed. [2024-11-13 20:40:16,517 INFO L77 FloydHoareUtils]: At program point L586(lines 586 602) the Hoare annotation is: true [2024-11-13 20:40:16,517 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:40:16,517 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:40:16,518 INFO L77 FloydHoareUtils]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and (not (= ~a10~0 4)) .cse0 .cse1 (not (= ~a10~0 3))) (and .cse0 .cse1 (<= 9 ~a19~0)) (and .cse0 (or (< (+ ~a1~0 102163) 0) (< ~a19~0 7) (= ~a19~0 8) (< 518103 ~a1~0)) .cse1))) [2024-11-13 20:40:16,518 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 89) no Hoare annotation was computed. [2024-11-13 20:40:16,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:40:16 ImpRootNode [2024-11-13 20:40:16,540 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:40:16,540 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:40:16,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:40:16,541 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:40:16,542 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:51" (3/4) ... [2024-11-13 20:40:16,544 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:40:16,566 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 195 nodes and edges [2024-11-13 20:40:16,570 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 20:40:16,572 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:40:16,573 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:40:16,737 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:40:16,738 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:40:16,738 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:40:16,739 INFO L158 Benchmark]: Toolchain (without parser) took 90601.64ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 91.2MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 631.6MB. Max. memory is 16.1GB. [2024-11-13 20:40:16,740 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:40:16,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.07ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 64.2MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:40:16,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.59ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 56.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:16,742 INFO L158 Benchmark]: Boogie Preprocessor took 111.19ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 52.0MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:16,743 INFO L158 Benchmark]: RCFGBuilder took 5003.33ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 52.0MB in the beginning and 152.9MB in the end (delta: -100.9MB). Peak memory consumption was 153.5MB. Max. memory is 16.1GB. [2024-11-13 20:40:16,743 INFO L158 Benchmark]: CodeCheck took 84670.22ms. Allocated memory was 302.0MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 152.9MB in the beginning and 1.1GB in the end (delta: -981.6MB). Peak memory consumption was 503.2MB. Max. memory is 16.1GB. [2024-11-13 20:40:16,744 INFO L158 Benchmark]: Witness Printer took 197.73ms. Allocated memory is still 1.8GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:16,746 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: 84.0s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 344 SdHoareTripleChecker+Valid, 5.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 308 mSDsluCounter, 325 SdHoareTripleChecker+Invalid, 5.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 198 mSDsCounter, 155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 877 IncrementalHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 155 mSolverCounterUnsat, 127 mSDtfsCounter, 877 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 953 GetRequests, 811 SyntacticMatches, 32 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5346 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 77.1s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 982 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 42/86 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: 89]: 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: 592]: Loop Invariant Derived loop invariant: ((((((a10 != 4) && (14 == a4)) && (a12 == 0)) && (a10 != 3)) || (((14 == a4) && (a12 == 0)) && (9 <= a19))) || (((14 == a4) && ((((((long long) a1 + 102163) < 0) || (a19 < 7)) || (a19 == 8)) || (518103 < a1))) && (a12 == 0))) - InvariantResult [Line: 30]: Location Invariant Derived location invariant: ((((((((long long) a1 + 12) < 0) || (38 < a1)) || (7 != a19)) || (a10 != 3)) && (14 == a4)) && (a12 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.07ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 64.2MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.59ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 56.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.19ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 52.0MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5003.33ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 52.0MB in the beginning and 152.9MB in the end (delta: -100.9MB). Peak memory consumption was 153.5MB. Max. memory is 16.1GB. * CodeCheck took 84670.22ms. Allocated memory was 302.0MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 152.9MB in the beginning and 1.1GB in the end (delta: -981.6MB). Peak memory consumption was 503.2MB. Max. memory is 16.1GB. * Witness Printer took 197.73ms. Allocated memory is still 1.8GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:40:16,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e20f5332-dd76-4ff0-a72d-beef13d2170a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE