./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_cev_1.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_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/psyco/psyco_cev_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b82cd3f33cd0371ecc54fd5e695dfc217a404774be3accec066f09c695f7181a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:45:26,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:45:27,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:45:27,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:45:27,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:45:27,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:45:27,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:45:27,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:45:27,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:45:27,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:45:27,039 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:45:27,039 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:45:27,039 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:45:27,039 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:45:27,040 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:45:27,040 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:45:27,040 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:45:27,040 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:45:27,040 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:45:27,040 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:45:27,041 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:45:27,041 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:45:27,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:45:27,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:45:27,041 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:45:27,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:45:27,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:45:27,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:45:27,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:45:27,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:45:27,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:45:27,042 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:45:27,043 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:45:27,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:45:27,043 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:45:27,043 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:45:27,043 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:45:27,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:45:27,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:45:27,044 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:45:27,044 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:45:27,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:45:27,044 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:45:27,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:45:27,045 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:45:27,045 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:45:27,045 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:45:27,045 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> b82cd3f33cd0371ecc54fd5e695dfc217a404774be3accec066f09c695f7181a [2024-11-14 05:45:27,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:45:27,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:45:27,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:45:27,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:45:27,396 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:45:27,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/psyco/psyco_cev_1.c Unable to find full path for "g++" [2024-11-14 05:45:29,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:45:35,811 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:45:35,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/sv-benchmarks/c/psyco/psyco_cev_1.c [2024-11-14 05:45:36,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/data/cb8d5b18b/21fba9caa2b0418896b781db4f0c580a/FLAGcf548dc62 [2024-11-14 05:45:36,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c01d651a-f73a-4de0-bc43-84668bec548a/bin/utaipan-verify-sOmjnqqW8E/data/cb8d5b18b/21fba9caa2b0418896b781db4f0c580a [2024-11-14 05:45:36,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:45:36,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:45:36,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:45:36,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:45:36,959 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:45:36,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:45:36" (1/1) ... [2024-11-14 05:45:36,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785a6621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:36, skipping insertion in model container [2024-11-14 05:45:36,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:45:36" (1/1) ... [2024-11-14 05:45:39,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:46:51,870 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_c01d651a-f73a-4de0-bc43-84668bec548a/sv-benchmarks/c/psyco/psyco_cev_1.c[48648179,48648192] [2024-11-14 05:46:52,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:46:52,118 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:47:44,620 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_c01d651a-f73a-4de0-bc43-84668bec548a/sv-benchmarks/c/psyco/psyco_cev_1.c[48648179,48648192] [2024-11-14 05:47:44,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:47:44,893 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:47:44,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:47:44 WrapperNode [2024-11-14 05:47:44,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:47:44,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:47:44,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:47:44,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:47:44,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:47:44" (1/1) ... [2024-11-14 05:47:49,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:47:44" (1/1) ...