./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 053df9010d5712277310e4ef905c5ec88d30ed5d93ad0429bc9d2f63ecfb87d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:29:15,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:29:15,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:29:15,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:29:15,206 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:29:15,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:29:15,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:29:15,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:29:15,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:29:15,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:29:15,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:29:15,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:29:15,250 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:29:15,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:29:15,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:29:15,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:29:15,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:29:15,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:29:15,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:29:15,252 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:29:15,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:29:15,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:29:15,252 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:29:15,252 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:29:15,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:29:15,253 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:29:15,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:29:15,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:29:15,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:29:15,253 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:29:15,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:29:15,254 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:29:15,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:29:15,254 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_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053df9010d5712277310e4ef905c5ec88d30ed5d93ad0429bc9d2f63ecfb87d7 [2024-11-13 20:29:15,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:29:15,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:29:15,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:29:15,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:29:15,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:29:15,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem12_label53.c Unable to find full path for "g++" [2024-11-13 20:29:17,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:29:18,210 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:29:18,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/sv-benchmarks/c/eca-rers2012/Problem12_label53.c [2024-11-13 20:29:18,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/data/d95e664df/30de74ec4cc6490aa6ded497f76a0da6/FLAG9d52eb04f [2024-11-13 20:29:18,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/data/d95e664df/30de74ec4cc6490aa6ded497f76a0da6 [2024-11-13 20:29:18,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:29:18,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:29:18,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:29:18,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:29:18,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:29:18,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:18" (1/1) ... [2024-11-13 20:29:18,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331d9f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:18, skipping insertion in model container [2024-11-13 20:29:18,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:18" (1/1) ... [2024-11-13 20:29:18,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:29:18,718 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_8829fa4a-818c-4e69-b752-319fd2c1d97a/sv-benchmarks/c/eca-rers2012/Problem12_label53.c[4245,4258] [2024-11-13 20:29:19,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:29:19,834 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:29:19,868 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_8829fa4a-818c-4e69-b752-319fd2c1d97a/sv-benchmarks/c/eca-rers2012/Problem12_label53.c[4245,4258] [2024-11-13 20:29:20,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:29:20,507 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:29:20,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20 WrapperNode [2024-11-13 20:29:20,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:29:20,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:29:20,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:29:20,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:29:20,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:20,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,065 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4760 [2024-11-13 20:29:21,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:29:21,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:29:21,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:29:21,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:29:21,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:29:21,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:29:21,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:29:21,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:29:21,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:20" (1/1) ... [2024-11-13 20:29:21,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:29:21,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:29:21,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:29:21,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8829fa4a-818c-4e69-b752-319fd2c1d97a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:29:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:29:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:29:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:29:21,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:29:21,864 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:29:21,867 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:29:29,234 INFO L? ?]: Removed 702 outVars from TransFormulas that were not future-live. [2024-11-13 20:29:29,235 INFO L287 CfgBuilder]: Performing block encoding