./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e5f2bb34a6b9fd7ead61c4647c6947f6e7f713790f3d5270e671883d636097cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:30:39,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:30:39,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:30:39,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:30:39,331 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:30:39,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:30:39,372 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:30:39,373 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:30:39,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:30:39,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:30:39,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:30:39,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:30:39,382 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:30:39,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:30:39,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:30:39,385 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:30:39,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:30:39,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:30:39,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:30:39,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:30:39,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:30:39,388 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:30:39,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:30:39,389 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:30:39,390 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:30:39,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:30:39,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:30:39,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:30:39,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:30:39,392 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:30:39,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:30:39,394 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:30:39,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:30:39,394 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:30:39,394 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:30:39,395 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:30:39,395 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5f2bb34a6b9fd7ead61c4647c6947f6e7f713790f3d5270e671883d636097cb [2023-11-06 22:30:39,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:30:39,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:30:39,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:30:39,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:30:39,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:30:39,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.1.prop1-back-serstep.c [2023-11-06 22:30:43,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:30:44,892 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:30:44,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.1.prop1-back-serstep.c [2023-11-06 22:30:45,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/data/fe66ca9c2/944f1d2896eb488e9997b0f3522222f4/FLAGa22be70e3 [2023-11-06 22:30:45,134 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ade192-9ae7-4a49-9f69-9d3304bc139b/bin/uautomizer-verify-WvqO1wxjHP/data/fe66ca9c2/944f1d2896eb488e9997b0f3522222f4 [2023-11-06 22:30:45,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:30:45,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:30:45,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:45,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:30:45,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:30:45,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:45" (1/1) ... [2023-11-06 22:30:45,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6205ab02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:45, skipping insertion in model container [2023-11-06 22:30:45,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:45" (1/1) ... [2023-11-06 22:30:45,930 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:30:46,956 WARN L240 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_59ade192-9ae7-4a49-9f69-9d3304bc139b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.1.prop1-back-serstep.c[1175,1188] [2023-11-06 22:30:53,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:53,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:30:53,086 WARN L240 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_59ade192-9ae7-4a49-9f69-9d3304bc139b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.1.prop1-back-serstep.c[1175,1188] [2023-11-06 22:30:57,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:57,410 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:30:57,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:57 WrapperNode [2023-11-06 22:30:57,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:57,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:57,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:30:57,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:30:57,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:57" (1/1) ... [2023-11-06 22:30:58,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:57" (1/1) ...