./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/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_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/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_af116f88-e847-44af-ba6f-522dfec77bbe/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 96d4c313f850566504d0747c6c59c3025248651f09fe4d56f6654d82b90b78d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:21,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:21,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:26:21,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:21,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:21,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:21,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:21,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:21,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:21,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:21,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:21,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:21,226 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:21,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:21,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:21,226 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:21,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:21,227 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_af116f88-e847-44af-ba6f-522dfec77bbe/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 -> 96d4c313f850566504d0747c6c59c3025248651f09fe4d56f6654d82b90b78d8 [2024-12-05 21:26:21,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:21,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:21,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:21,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:21,470 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:21,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem10_label32.c [2024-12-05 21:26:24,212 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/data/9830bfaa8/59a53367e11d417ba15df816800b6318/FLAGdf556b247 [2024-12-05 21:26:24,465 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:24,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/sv-benchmarks/c/eca-rers2012/Problem10_label32.c [2024-12-05 21:26:24,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/data/9830bfaa8/59a53367e11d417ba15df816800b6318/FLAGdf556b247 [2024-12-05 21:26:24,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/data/9830bfaa8/59a53367e11d417ba15df816800b6318 [2024-12-05 21:26:24,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:24,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:24,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:24,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:24,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:24,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:24,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b02c337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24, skipping insertion in model container [2024-12-05 21:26:24,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:24,534 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:24,692 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_af116f88-e847-44af-ba6f-522dfec77bbe/sv-benchmarks/c/eca-rers2012/Problem10_label32.c[3048,3061] [2024-12-05 21:26:24,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:24,817 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:24,832 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_af116f88-e847-44af-ba6f-522dfec77bbe/sv-benchmarks/c/eca-rers2012/Problem10_label32.c[3048,3061] [2024-12-05 21:26:24,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:24,903 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:24,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24 WrapperNode [2024-12-05 21:26:24,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:24,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:24,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:24,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:24,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:24,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:24,971 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2024-12-05 21:26:24,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:24,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:24,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:24,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:24,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:24,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:24,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:24,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:25,003 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:25,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:25,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:25,017 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:25,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:25,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:25,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:25,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:25,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:25,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:24" (1/1) ... [2024-12-05 21:26:25,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:25,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:25,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:25,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:25,136 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:25,138 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:26,135 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:26,135 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:28,215 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:28,215 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:26:28,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:28 BoogieIcfgContainer [2024-12-05 21:26:28,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:28,216 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:28,216 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:28,224 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:28,224 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:28" (1/1) ... [2024-12-05 21:26:28,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:28,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:28,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 21:26:28,272 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 21:26:28,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 21:26:28,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:28,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:28,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:28,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:28,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-05 21:26:28,525 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-05 21:26:28,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:26:28,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:28,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-12-05 21:26:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-12-05 21:26:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 21:26:37,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:37,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:50,805 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:51,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2024-12-05 21:26:51,680 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2024-12-05 21:26:51,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 21:26:51,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:51,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:04,461 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:27:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:05,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 35 states and 70 transitions. [2024-12-05 21:27:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 70 transitions. [2024-12-05 21:27:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:27:05,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:05,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:14,826 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 21:27:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:15,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2024-12-05 21:27:15,502 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2024-12-05 21:27:15,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:27:15,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:15,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 21:27:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2024-12-05 21:27:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2024-12-05 21:27:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:27:25,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:25,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 21:27:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 85 transitions. [2024-12-05 21:27:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2024-12-05 21:27:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:27:34,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:34,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:27:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:43,400 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 21:27:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2024-12-05 21:27:43,622 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2024-12-05 21:27:43,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:27:43,623 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-12-05 21:27:43,628 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 21:27:44,115 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))) [2024-12-05 21:27:44,116 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))) [2024-12-05 21:27:44,116 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)) [2024-12-05 21:27:44,116 INFO L75 FloydHoareUtils]: For program point L89(line 89) no Hoare annotation was computed. [2024-12-05 21:27:44,116 INFO L77 FloydHoareUtils]: At program point L586(lines 586 602) the Hoare annotation is: true [2024-12-05 21:27:44,116 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:27:44,116 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:27:44,116 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))) [2024-12-05 21:27:44,117 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 89) no Hoare annotation was computed. [2024-12-05 21:27:44,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:27:44 ImpRootNode [2024-12-05 21:27:44,126 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:27:44,127 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:27:44,127 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:27:44,127 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:27:44,128 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:28" (3/4) ... [2024-12-05 21:27:44,130 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:27:44,144 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 195 nodes and edges [2024-12-05 21:27:44,145 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-05 21:27:44,146 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 21:27:44,147 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:27:44,250 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:27:44,250 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:27:44,250 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:27:44,251 INFO L158 Benchmark]: Toolchain (without parser) took 79751.69ms. Allocated memory was 117.4MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 91.6MB in the beginning and 955.3MB in the end (delta: -863.7MB). Peak memory consumption was 593.1MB. Max. memory is 16.1GB. [2024-12-05 21:27:44,251 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:44,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.10ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 64.4MB in the end (delta: 27.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:27:44,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.08ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 56.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:44,252 INFO L158 Benchmark]: Boogie Preprocessor took 56.88ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 52.2MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:44,253 INFO L158 Benchmark]: RCFGBuilder took 3186.35ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 52.2MB in the beginning and 197.1MB in the end (delta: -144.9MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:44,253 INFO L158 Benchmark]: CodeCheck took 75910.04ms. Allocated memory was 293.6MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 197.1MB in the beginning and 967.8MB in the end (delta: -770.6MB). Peak memory consumption was 514.7MB. Max. memory is 16.1GB. [2024-12-05 21:27:44,253 INFO L158 Benchmark]: Witness Printer took 123.09ms. Allocated memory is still 1.6GB. Free memory was 967.8MB in the beginning and 955.3MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:44,255 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: 75.4s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 426 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 384 mSDsluCounter, 404 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 248 mSDsCounter, 192 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1072 IncrementalHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 192 mSolverCounterUnsat, 156 mSDtfsCounter, 1072 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1125 GetRequests, 967 SyntacticMatches, 46 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5599 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 70.3s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 1139 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 60/107 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: 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 0.33ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.10ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 64.4MB in the end (delta: 27.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.08ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 56.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.88ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 52.2MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3186.35ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 52.2MB in the beginning and 197.1MB in the end (delta: -144.9MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. * CodeCheck took 75910.04ms. Allocated memory was 293.6MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 197.1MB in the beginning and 967.8MB in the end (delta: -770.6MB). Peak memory consumption was 514.7MB. Max. memory is 16.1GB. * Witness Printer took 123.09ms. Allocated memory is still 1.6GB. Free memory was 967.8MB in the beginning and 955.3MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 21:27:44,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af116f88-e847-44af-ba6f-522dfec77bbe/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