./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b --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 46305506117a7249be58d8d8d8c60453578281c1cbb0dca593851bdc92c5fe11 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:34:10,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:34:10,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:34:10,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:34:10,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:34:10,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:34:10,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:34:10,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:34:10,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:34:10,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:34:10,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:34:10,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:34:10,481 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:34:10,482 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:34:10,482 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:34:10,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:34:10,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:34:10,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:34:10,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:10,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:34:10,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:34:10,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:34:10,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:34:10,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:34:10,483 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_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b 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 -> 46305506117a7249be58d8d8d8c60453578281c1cbb0dca593851bdc92c5fe11 [2024-12-06 02:34:10,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:34:10,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:34:10,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:34:10,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:34:10,762 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:34:10,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label30.c [2024-12-06 02:34:13,869 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/data/fea4e7282/0f5e6069c5be419f9b4b495b9fbb0d0a/FLAG250a29dbd [2024-12-06 02:34:14,146 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:34:14,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/sv-benchmarks/c/eca-rers2012/Problem14_label30.c [2024-12-06 02:34:14,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/data/fea4e7282/0f5e6069c5be419f9b4b495b9fbb0d0a/FLAG250a29dbd [2024-12-06 02:34:14,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/data/fea4e7282/0f5e6069c5be419f9b4b495b9fbb0d0a [2024-12-06 02:34:14,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:34:14,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:34:14,184 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:14,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:34:14,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:34:14,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b03697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14, skipping insertion in model container [2024-12-06 02:34:14,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,232 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:34:14,439 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_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/sv-benchmarks/c/eca-rers2012/Problem14_label30.c[4533,4546] [2024-12-06 02:34:14,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:14,639 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:34:14,662 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_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/sv-benchmarks/c/eca-rers2012/Problem14_label30.c[4533,4546] [2024-12-06 02:34:14,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:14,777 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:34:14,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14 WrapperNode [2024-12-06 02:34:14,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:14,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:14,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:34:14,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:34:14,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,866 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-06 02:34:14,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:14,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:34:14,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:34:14,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:34:14,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,909 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:34:14,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:34:14,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:34:14,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:34:14,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:14" (1/1) ... [2024-12-06 02:34:14,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:14,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:34:14,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:34:14,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:34:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:34:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:34:15,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:34:15,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:34:15,094 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:34:15,097 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:34:16,358 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-06 02:34:16,359 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:34:20,620 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:34:20,620 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:34:20,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:20 BoogieIcfgContainer [2024-12-06 02:34:20,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:34:20,622 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:34:20,622 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:34:20,634 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:34:20,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:20" (1/1) ... [2024-12-06 02:34:20,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:34:20,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 02:34:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 02:34:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:34:20,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:20,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:20,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:21,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:21,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 02:34:21,014 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 02:34:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:34:21,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:21,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:40,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-12-06 02:34:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-12-06 02:34:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:34:40,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:40,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:35:15,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2024-12-06 02:35:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-12-06 02:35:15,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 02:35:15,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:35:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:37,010 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 02:35:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2024-12-06 02:35:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2024-12-06 02:35:37,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:35:37,332 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-06 02:35:37,342 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:35:37,555 INFO L77 FloydHoareUtils]: At program point L895(line 895) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 02:35:37,555 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:35:37,555 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 143) no Hoare annotation was computed. [2024-12-06 02:35:37,556 INFO L77 FloydHoareUtils]: At program point L139-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 02:35:37,556 INFO L77 FloydHoareUtils]: At program point L142-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 02:35:37,556 INFO L75 FloydHoareUtils]: For program point L143(line 143) no Hoare annotation was computed. [2024-12-06 02:35:37,556 INFO L77 FloydHoareUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2024-12-06 02:35:37,556 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:35:37,556 INFO L77 FloydHoareUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= 7 ~a21~0)) (not (= ~a15~0 6))) [2024-12-06 02:35:37,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:35:37 ImpRootNode [2024-12-06 02:35:37,567 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:35:37,568 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:35:37,568 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:35:37,568 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:35:37,569 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:20" (3/4) ... [2024-12-06 02:35:37,570 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:35:37,584 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 234 nodes and edges [2024-12-06 02:35:37,585 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-12-06 02:35:37,586 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:35:37,588 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:35:37,718 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:35:37,718 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:35:37,718 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:35:37,719 INFO L158 Benchmark]: Toolchain (without parser) took 83536.51ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 90.7MB in the beginning and 943.3MB in the end (delta: -852.6MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-12-06 02:35:37,719 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 87.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:35:37,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 594.11ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 59.0MB in the end (delta: 31.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:35:37,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.45ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 49.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:37,720 INFO L158 Benchmark]: Boogie Preprocessor took 83.67ms. Allocated memory is still 117.4MB. Free memory was 49.7MB in the beginning and 44.0MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:37,720 INFO L158 Benchmark]: RCFGBuilder took 5669.42ms. Allocated memory was 117.4MB in the beginning and 511.7MB in the end (delta: 394.3MB). Free memory was 43.8MB in the beginning and 299.5MB in the end (delta: -255.7MB). Peak memory consumption was 300.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:37,721 INFO L158 Benchmark]: CodeCheck took 76945.41ms. Allocated memory was 511.7MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 299.5MB in the beginning and 959.6MB in the end (delta: -660.1MB). Peak memory consumption was 820.0MB. Max. memory is 16.1GB. [2024-12-06 02:35:37,721 INFO L158 Benchmark]: Witness Printer took 150.38ms. Allocated memory is still 2.0GB. Free memory was 959.6MB in the beginning and 943.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:35:37,723 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: 76.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 105 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 106 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 257 IncrementalHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 46 mSDtfsCounter, 257 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 396 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 74.2s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 318 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 143]: 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: 30]: Location Invariant Derived location invariant: (((((a12 < 12) || (a24 != 1)) || (80 < a12)) || (7 != a21)) || (a15 != 6)) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((a12 < 12) || (a24 != 1)) || (80 < a12)) || (7 != a21)) || (a15 != 6)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 87.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 594.11ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 59.0MB in the end (delta: 31.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.45ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 49.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.67ms. Allocated memory is still 117.4MB. Free memory was 49.7MB in the beginning and 44.0MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5669.42ms. Allocated memory was 117.4MB in the beginning and 511.7MB in the end (delta: 394.3MB). Free memory was 43.8MB in the beginning and 299.5MB in the end (delta: -255.7MB). Peak memory consumption was 300.4MB. Max. memory is 16.1GB. * CodeCheck took 76945.41ms. Allocated memory was 511.7MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 299.5MB in the beginning and 959.6MB in the end (delta: -660.1MB). Peak memory consumption was 820.0MB. Max. memory is 16.1GB. * Witness Printer took 150.38ms. Allocated memory is still 2.0GB. Free memory was 959.6MB in the beginning and 943.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:35:37,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f7f0e89-76d9-4d17-ac4f-1615fd9c697e/bin/ukojak-verify-CZk0znPC7b/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