./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a071abc8aaf1c95fee97e30acd1f299f6857b53212479bfcabeb761001d57b8f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:55:21,105 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:55:21,216 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 17:55:21,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:55:21,230 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:55:21,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:55:21,276 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:55:21,277 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:55:21,278 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:55:21,279 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:55:21,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:55:21,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:55:21,282 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:55:21,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:55:21,286 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:55:21,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:55:21,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:55:21,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:55:21,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:55:21,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:55:21,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:55:21,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:55:21,294 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:55:21,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:55:21,295 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:55:21,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:55:21,296 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:55:21,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:55:21,320 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:55:21,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:55:21,322 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:55:21,323 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:55:21,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:55:21,324 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:55:21,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:55:21,325 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:55:21,325 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:55:21,326 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:55:21,326 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:55:21,326 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_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a071abc8aaf1c95fee97e30acd1f299f6857b53212479bfcabeb761001d57b8f [2024-11-08 17:55:21,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:55:21,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:55:21,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:55:21,719 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:55:21,721 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:55:21,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.2.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-08 17:55:24,180 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:55:25,790 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:55:25,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.2.prop1-back-serstep.c [2024-11-08 17:55:26,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/data/c405dca18/5cdce9b21de446558c1a5ebc48d63228/FLAG18d0d1e07 [2024-11-08 17:55:26,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_485fb5b3-11a1-41ac-859d-730c646badce/bin/uautomizer-verify-jihMAELWvX/data/c405dca18/5cdce9b21de446558c1a5ebc48d63228 [2024-11-08 17:55:26,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:55:26,273 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:55:26,275 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:55:26,275 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:55:26,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:55:26,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:55:26" (1/1) ... [2024-11-08 17:55:26,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e4bd30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:55:26, skipping insertion in model container [2024-11-08 17:55:26,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:55:26" (1/1) ... [2024-11-08 17:55:26,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:55:28,023 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_485fb5b3-11a1-41ac-859d-730c646badce/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.2.prop1-back-serstep.c[1175,1188] [2024-11-08 17:55:33,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:55:33,676 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:55:33,689 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_485fb5b3-11a1-41ac-859d-730c646badce/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pouring.2.prop1-back-serstep.c[1175,1188] [2024-11-08 17:55:37,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:55:37,724 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:55:37,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:55:37 WrapperNode [2024-11-08 17:55:37,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:55:37,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:55:37,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:55:37,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:55:37,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:55:37" (1/1) ... [2024-11-08 17:55:39,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:55:37" (1/1) ... [2024-11-08 17:56:08,330 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 209185 [2024-11-08 17:56:08,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:56:08,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:56:08,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:56:08,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:56:08,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:55:37" (1/1) ... [2024-11-08 17:56:08,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:55:37" (1/1) ...