./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label33.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_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3 --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 aec3d6b735697765f122fd4969787ab3e5c22f1789977e4ce823d6b216b50af2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:36:41,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:36:41,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:36:41,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:36:41,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:36:41,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:36:41,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:36:41,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:36:41,442 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:36:41,442 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:36:41,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:36:41,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:36:41,443 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:36:41,443 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:36:41,443 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:36:41,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:36:41,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:36:41,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:36:41,445 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:36:41,445 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:36:41,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:36:41,445 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:36:41,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:36:41,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:36:41,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:36:41,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:36:41,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:36:41,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:36:41,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:36:41,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:36:41,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:36:41,447 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:36:41,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:36:41,448 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_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3 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 -> aec3d6b735697765f122fd4969787ab3e5c22f1789977e4ce823d6b216b50af2 [2024-11-25 04:36:41,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:36:41,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:36:41,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:36:41,807 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:36:41,808 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:36:41,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem14_label33.c [2024-11-25 04:36:44,742 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/data/e8c35a62a/e7e3bbd61ec44ca7937ec70fd6e7fcdc/FLAG4e1f120fe [2024-11-25 04:36:45,123 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:36:45,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/sv-benchmarks/c/eca-rers2012/Problem14_label33.c [2024-11-25 04:36:45,156 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/data/e8c35a62a/e7e3bbd61ec44ca7937ec70fd6e7fcdc/FLAG4e1f120fe [2024-11-25 04:36:45,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/data/e8c35a62a/e7e3bbd61ec44ca7937ec70fd6e7fcdc [2024-11-25 04:36:45,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:36:45,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:36:45,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:36:45,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:36:45,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:36:45,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:45,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d14129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45, skipping insertion in model container [2024-11-25 04:36:45,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:45,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:36:45,565 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_3210b39e-0c4e-47b4-acc2-49a1314cd78f/sv-benchmarks/c/eca-rers2012/Problem14_label33.c[5937,5950] [2024-11-25 04:36:45,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:36:45,815 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:36:45,843 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_3210b39e-0c4e-47b4-acc2-49a1314cd78f/sv-benchmarks/c/eca-rers2012/Problem14_label33.c[5937,5950] [2024-11-25 04:36:45,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:36:45,996 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:36:45,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45 WrapperNode [2024-11-25 04:36:45,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:36:45,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:36:45,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:36:45,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:36:46,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,118 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-25 04:36:46,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:36:46,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:36:46,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:36:46,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:36:46,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,188 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,223 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:36:46,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:36:46,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:36:46,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:36:46,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:45" (1/1) ... [2024-11-25 04:36:46,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:36:46,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:36:46,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:36:46,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:36:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:36:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:36:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:36:46,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:36:46,394 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:36:46,396 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:36:48,149 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-25 04:36:48,152 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:36:53,009 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:36:53,009 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:36:53,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:36:53 BoogieIcfgContainer [2024-11-25 04:36:53,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:36:53,011 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:36:53,011 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:36:53,021 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:36:53,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:36:53" (1/1) ... [2024-11-25 04:36:53,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:36:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:53,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 04:36:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 04:36:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:36:53,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:53,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 04:36:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 04:36:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:36:53,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:53,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:16,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:16,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:16,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-25 04:37:16,684 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-25 04:37:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:37:16,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:16,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:37:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:52,702 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:53,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2024-11-25 04:37:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2024-11-25 04:37:53,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:37:53,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:53,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:37:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:33,620 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:38:34,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:34,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2024-11-25 04:38:34,338 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2024-11-25 04:38:34,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:38:34,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:34,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:38:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:39:53,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:39:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 49 states and 99 transitions. [2024-11-25 04:39:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 99 transitions. [2024-11-25 04:39:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:39:55,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:55,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:39:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 04:40:21,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 44 states and 93 transitions. [2024-11-25 04:40:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2024-11-25 04:40:21,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 04:40:21,651 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-25 04:40:21,659 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 04:40:22,062 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 (= ~a15~0 6)) (not (= ~a21~0 10))) [2024-11-25 04:40:22,062 INFO L77 FloydHoareUtils]: At program point L184-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= ~a15~0 6)) (not (= ~a21~0 10))) [2024-11-25 04:40:22,063 INFO L77 FloydHoareUtils]: At program point L187-1(lines 30 882) the Hoare annotation is: (or (< ~a12~0 12) (not (= ~a24~0 1)) (< 80 ~a12~0) (not (= ~a15~0 6)) (not (= ~a21~0 10))) [2024-11-25 04:40:22,063 INFO L75 FloydHoareUtils]: For program point L188(line 188) no Hoare annotation was computed. [2024-11-25 04:40:22,063 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 04:40:22,063 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 188) no Hoare annotation was computed. [2024-11-25 04:40:22,063 INFO L77 FloydHoareUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2024-11-25 04:40:22,063 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 04:40:22,064 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 (= ~a15~0 6)) (not (= ~a21~0 10))) [2024-11-25 04:40:22,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:40:22 ImpRootNode [2024-11-25 04:40:22,081 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:40:22,082 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:40:22,082 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:40:22,082 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:40:22,083 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:36:53" (3/4) ... [2024-11-25 04:40:22,086 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 04:40:22,114 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 233 nodes and edges [2024-11-25 04:40:22,115 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-25 04:40:22,118 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 04:40:22,119 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:40:22,322 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:40:22,323 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:40:22,323 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:40:22,324 INFO L158 Benchmark]: Toolchain (without parser) took 217143.88ms. Allocated memory was 117.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 91.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 482.6MB. Max. memory is 16.1GB. [2024-11-25 04:40:22,325 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:40:22,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.85ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 58.7MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:40:22,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.83ms. Allocated memory is still 117.4MB. Free memory was 58.7MB in the beginning and 49.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:40:22,328 INFO L158 Benchmark]: Boogie Preprocessor took 134.87ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 43.6MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:40:22,328 INFO L158 Benchmark]: RCFGBuilder took 6754.74ms. Allocated memory was 117.4MB in the beginning and 604.0MB in the end (delta: 486.5MB). Free memory was 43.6MB in the beginning and 284.1MB in the end (delta: -240.5MB). Peak memory consumption was 345.2MB. Max. memory is 16.1GB. [2024-11-25 04:40:22,329 INFO L158 Benchmark]: CodeCheck took 209070.49ms. Allocated memory was 604.0MB in the beginning and 2.1GB in the end (delta: 1.5GB). Free memory was 284.1MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. [2024-11-25 04:40:22,330 INFO L158 Benchmark]: Witness Printer took 241.16ms. Allocated memory is still 2.1GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 16.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:40:22,332 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: 208.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 259 SdHoareTripleChecker+Valid, 11.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 227 mSDsluCounter, 216 SdHoareTripleChecker+Invalid, 11.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 128 mSDsCounter, 123 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 732 IncrementalHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 123 mSolverCounterUnsat, 88 mSDtfsCounter, 732 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 744 GetRequests, 621 SyntacticMatches, 15 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5825 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 198.6s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 775 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 20/65 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: 188]: 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)) || (a15 != 6)) || (a21 != 10)) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((a12 < 12) || (a24 != 1)) || (80 < a12)) || (a15 != 6)) || (a21 != 10)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.85ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 58.7MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.83ms. Allocated memory is still 117.4MB. Free memory was 58.7MB in the beginning and 49.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.87ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 43.6MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 6754.74ms. Allocated memory was 117.4MB in the beginning and 604.0MB in the end (delta: 486.5MB). Free memory was 43.6MB in the beginning and 284.1MB in the end (delta: -240.5MB). Peak memory consumption was 345.2MB. Max. memory is 16.1GB. * CodeCheck took 209070.49ms. Allocated memory was 604.0MB in the beginning and 2.1GB in the end (delta: 1.5GB). Free memory was 284.1MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. * Witness Printer took 241.16ms. Allocated memory is still 2.1GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 16.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 04:40:22,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3210b39e-0c4e-47b4-acc2-49a1314cd78f/bin/ukojak-verify-ENZ3QT5qd3/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