./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label26.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_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/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_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/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_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/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 3e2e47b78067195f514cd980cc36561e3679a03106d39ad74c0665f1ff81079a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:51:20,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:51:20,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:51:20,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:51:20,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:51:20,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:51:20,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:51:20,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:51:20,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:51:20,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:51:20,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:51:20,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:51:20,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:51:20,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:51:20,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:51:20,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:51:20,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:51:20,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:51:20,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:51:20,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:51:20,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:51:20,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:51:20,576 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:51:20,576 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:51:20,576 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:51:20,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:51:20,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:51:20,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:20,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:51:20,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:51:20,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:51:20,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:51:20,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:51:20,578 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_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/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 -> 3e2e47b78067195f514cd980cc36561e3679a03106d39ad74c0665f1ff81079a [2024-11-13 20:51:20,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:51:20,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:51:20,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:51:20,967 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:51:20,967 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:51:20,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem12_label26.c Unable to find full path for "g++" [2024-11-13 20:51:23,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:51:24,053 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:51:24,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2024-11-13 20:51:24,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/data/ea74d1d4b/d58a335c1bec4de3922897cd15de9a7e/FLAGfb87efec3 [2024-11-13 20:51:24,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/data/ea74d1d4b/d58a335c1bec4de3922897cd15de9a7e [2024-11-13 20:51:24,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:51:24,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:51:24,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:24,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:51:24,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:51:24,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:24" (1/1) ... [2024-11-13 20:51:24,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7791418b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:24, skipping insertion in model container [2024-11-13 20:51:24,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:51:24" (1/1) ... [2024-11-13 20:51:24,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:51:25,034 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_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/sv-benchmarks/c/eca-rers2012/Problem12_label26.c[5703,5716] [2024-11-13 20:51:26,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:26,117 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:51:26,157 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_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/sv-benchmarks/c/eca-rers2012/Problem12_label26.c[5703,5716] [2024-11-13 20:51:26,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:51:26,836 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:51:26,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26 WrapperNode [2024-11-13 20:51:26,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:51:26,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:26,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:51:26,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:51:26,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:26,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:27,509 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4760 [2024-11-13 20:51:27,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:51:27,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:51:27,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:51:27,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:51:27,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:27,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:27,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:27,583 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:27,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:28,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:28,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:28,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:28,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:51:28,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:51:28,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:51:28,262 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:51:28,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:51:26" (1/1) ... [2024-11-13 20:51:28,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:51:28,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:51:28,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:51:28,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac328b2-189e-44e9-ad30-8fc9b17aa6da/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:51:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:51:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:51:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:51:28,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:51:28,475 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:51:28,477 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:51:35,772 INFO L? ?]: Removed 702 outVars from TransFormulas that were not future-live. [2024-11-13 20:51:35,773 INFO L287 CfgBuilder]: Performing block encoding