./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label35.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_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/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_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/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_0880fec9-0bab-4e8f-afcb-03b3da26777d/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 00a3c697369565c764a629399f75f0a57cc9f6d9ed54e92f480d6927d7ff14f0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:19:53,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:19:53,108 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:19:53,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:19:53,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:19:53,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:19:53,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:19:53,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:19:53,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:19:53,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:19:53,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:19:53,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:19:53,163 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:19:53,163 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:19:53,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:19:53,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:19:53,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:19:53,164 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:19:53,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:19:53,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:53,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:19:53,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:19:53,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:19:53,165 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:19:53,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:19:53,165 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_0880fec9-0bab-4e8f-afcb-03b3da26777d/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 -> 00a3c697369565c764a629399f75f0a57cc9f6d9ed54e92f480d6927d7ff14f0 [2024-11-13 22:19:53,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:19:53,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:19:53,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:19:53,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:19:53,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:19:53,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem16_label35.c Unable to find full path for "g++" [2024-11-13 22:19:55,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:19:55,868 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:19:55,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2024-11-13 22:19:55,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/data/584c1b21b/ed4df6edc96245abb1e686864713b3be/FLAG356365ae2 [2024-11-13 22:19:55,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/data/584c1b21b/ed4df6edc96245abb1e686864713b3be [2024-11-13 22:19:55,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:19:55,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:19:55,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:55,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:19:55,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:19:55,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:55" (1/1) ... [2024-11-13 22:19:55,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4461025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:55, skipping insertion in model container [2024-11-13 22:19:55,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:55" (1/1) ... [2024-11-13 22:19:56,008 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:19:56,205 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_0880fec9-0bab-4e8f-afcb-03b3da26777d/sv-benchmarks/c/eca-rers2012/Problem16_label35.c[4426,4439] [2024-11-13 22:19:56,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:56,599 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:19:56,618 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_0880fec9-0bab-4e8f-afcb-03b3da26777d/sv-benchmarks/c/eca-rers2012/Problem16_label35.c[4426,4439] [2024-11-13 22:19:56,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:56,892 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:19:56,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56 WrapperNode [2024-11-13 22:19:56,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:56,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:56,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:19:56,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:19:56,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:56,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,090 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1769 [2024-11-13 22:19:57,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:57,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:19:57,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:19:57,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:19:57,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:19:57,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:19:57,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:19:57,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:19:57,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:56" (1/1) ... [2024-11-13 22:19:57,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:57,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:19:57,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:19:57,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:19:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:19:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:19:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:19:57,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:19:57,512 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:19:57,514 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:20:00,503 INFO L? ?]: Removed 276 outVars from TransFormulas that were not future-live. [2024-11-13 22:20:00,504 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:20:14,967 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:20:14,968 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:20:14,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:14 BoogieIcfgContainer [2024-11-13 22:20:14,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:20:14,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:20:14,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:20:14,980 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:20:14,980 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:14" (1/1) ... [2024-11-13 22:20:14,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:20:15,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 22:20:15,049 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 22:20:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:20:15,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:15,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:15,384 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 22:20:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-13 22:20:15,647 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-13 22:20:15,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:20:15,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:15,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:46,292 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 22:22:48,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:22:48,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:48,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2024-11-13 22:22:48,616 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2024-11-13 22:22:48,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:22:48,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:48,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:02,701 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 22:28:04,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:04,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2024-11-13 22:28:04,362 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2024-11-13 22:28:04,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:28:04,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:04,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:31:19,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:19,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 27 states and 48 transitions. [2024-11-13 22:31:19,228 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 48 transitions. [2024-11-13 22:31:19,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:31:19,229 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 22:31:19,237 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:31:19,598 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:31:19,598 INFO L77 FloydHoareUtils]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2024-11-13 22:31:19,599 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2024-11-13 22:31:19,599 INFO L77 FloydHoareUtils]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (or (not (= ~a15~0 3)) (not (= ~a12~0 9)) (< 0 (+ ~a18~0 156)) (not (= ~a16~0 9))) [2024-11-13 22:31:19,599 INFO L77 FloydHoareUtils]: At program point L136-1(lines 33 1502) the Hoare annotation is: (or (not (= ~a15~0 3)) (not (= ~a12~0 9)) (< 0 (+ ~a18~0 156)) (not (= ~a16~0 9))) [2024-11-13 22:31:19,600 INFO L77 FloydHoareUtils]: At program point L1788(line 1788) the Hoare annotation is: (or (not (= ~a15~0 3)) (not (= ~a12~0 9)) (< 0 (+ ~a18~0 156)) (not (= ~a16~0 9))) [2024-11-13 22:31:19,601 INFO L77 FloydHoareUtils]: At program point L139-1(lines 33 1502) the Hoare annotation is: (or (not (= ~a15~0 3)) (not (= ~a12~0 9)) (< 0 (+ ~a18~0 156)) (not (= ~a16~0 9))) [2024-11-13 22:31:19,601 INFO L75 FloydHoareUtils]: For program point L140(line 140) no Hoare annotation was computed. [2024-11-13 22:31:19,601 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:31:19,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:31:19 ImpRootNode [2024-11-13 22:31:19,616 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:31:19,617 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:31:19,617 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:31:19,617 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:31:19,618 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:14" (3/4) ... [2024-11-13 22:31:19,621 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:31:19,661 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 385 nodes and edges [2024-11-13 22:31:19,665 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-13 22:31:19,668 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 22:31:19,670 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:31:19,863 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:31:19,863 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:31:19,863 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:31:19,864 INFO L158 Benchmark]: Toolchain (without parser) took 683943.98ms. Allocated memory was 117.4MB in the beginning and 7.6GB in the end (delta: 7.5GB). Free memory was 89.2MB in the beginning and 5.3GB in the end (delta: -5.2GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-11-13 22:31:19,864 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:31:19,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 970.45ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 79.9MB in the end (delta: 9.0MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2024-11-13 22:31:19,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 197.03ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 56.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:31:19,865 INFO L158 Benchmark]: Boogie Preprocessor took 257.64ms. Allocated memory is still 117.4MB. Free memory was 56.4MB in the beginning and 70.0MB in the end (delta: -13.7MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-11-13 22:31:19,866 INFO L158 Benchmark]: RCFGBuilder took 17618.23ms. Allocated memory was 117.4MB in the beginning and 4.2GB in the end (delta: 4.1GB). Free memory was 70.0MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 22:31:19,866 INFO L158 Benchmark]: CodeCheck took 664646.65ms. Allocated memory was 4.2GB in the beginning and 7.6GB in the end (delta: 3.4GB). Free memory was 3.3GB in the beginning and 5.4GB in the end (delta: -2.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 22:31:19,866 INFO L158 Benchmark]: Witness Printer took 246.53ms. Allocated memory is still 7.6GB. Free memory was 5.4GB in the beginning and 5.3GB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:31:19,868 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: 664.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 106 SdHoareTripleChecker+Valid, 9.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 88 mSDsluCounter, 106 SdHoareTripleChecker+Invalid, 9.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 252 IncrementalHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 46 mSDtfsCounter, 252 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 405 GetRequests, 356 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 657.6s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 333 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 21/34 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: 140]: 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: 1783]: Loop Invariant Derived loop invariant: ((((a15 != 3) || (a12 != 9)) || (0 < ((long long) a18 + 156))) || (a16 != 9)) - InvariantResult [Line: 33]: Location Invariant Derived location invariant: ((((a15 != 3) || (a12 != 9)) || (0 < ((long long) a18 + 156))) || (a16 != 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 970.45ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 79.9MB in the end (delta: 9.0MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 197.03ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 56.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 257.64ms. Allocated memory is still 117.4MB. Free memory was 56.4MB in the beginning and 70.0MB in the end (delta: -13.7MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * RCFGBuilder took 17618.23ms. Allocated memory was 117.4MB in the beginning and 4.2GB in the end (delta: 4.1GB). Free memory was 70.0MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 664646.65ms. Allocated memory was 4.2GB in the beginning and 7.6GB in the end (delta: 3.4GB). Free memory was 3.3GB in the beginning and 5.4GB in the end (delta: -2.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 246.53ms. Allocated memory is still 7.6GB. Free memory was 5.4GB in the beginning and 5.3GB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:31:19,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0880fec9-0bab-4e8f-afcb-03b3da26777d/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