./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal184.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal184.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd --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 613cb064493fb3bca5083d9397f67c465ef52502a412ad5cf7376e559524b2cc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:59:01,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:59:01,591 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-13 15:59:01,596 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:59:01,596 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:59:01,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:59:01,621 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:59:01,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:59:01,621 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:59:01,622 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:59:01,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:59:01,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:59:01,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:59:01,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:59:01,622 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:59:01,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:59:01,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:59:01,623 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:59:01,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:59:01,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:59:01,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:59:01,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:59:01,624 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:59:01,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:59:01,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:59:01,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:59:01,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:59:01,624 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:59:01,624 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:59:01,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:59:01,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:59:01,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:59:01,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:59:01,625 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:59:01,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:59:01,625 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:59:01,625 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:59:01,625 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:59:01,626 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:59:01,626 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd 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 -> 613cb064493fb3bca5083d9397f67c465ef52502a412ad5cf7376e559524b2cc [2024-11-13 15:59:01,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:59:02,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:59:02,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:59:02,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:59:02,019 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:59:02,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal184.c Unable to find full path for "g++" [2024-11-13 15:59:04,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:59:05,674 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:59:05,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal184.c [2024-11-13 15:59:05,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/data/ea88f181e/62f9d5fa253741c6a8578df316e1eed5/FLAGb7826d22e [2024-11-13 15:59:05,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/data/ea88f181e/62f9d5fa253741c6a8578df316e1eed5 [2024-11-13 15:59:05,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:59:05,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:59:05,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:59:05,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:59:05,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:59:05,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:59:05" (1/1) ... [2024-11-13 15:59:05,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15802483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:05, skipping insertion in model container [2024-11-13 15:59:05,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:59:05" (1/1) ... [2024-11-13 15:59:06,423 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:59:07,033 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_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal184.c[1246,1259] [2024-11-13 15:59:11,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:59:11,107 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:59:11,120 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_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal184.c[1246,1259] [2024-11-13 15:59:13,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:59:13,813 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:59:13,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13 WrapperNode [2024-11-13 15:59:13,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:59:13,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:59:13,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:59:13,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:59:13,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:14,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:21,693 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104002 [2024-11-13 15:59:21,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:59:21,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:59:21,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:59:21,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:59:21,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:21,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:23,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:25,346 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 15:59:25,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:25,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:27,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:27,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:28,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:28,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:29,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:59:29,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:59:29,688 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:59:29,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:59:29,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:59:13" (1/1) ... [2024-11-13 15:59:29,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:59:29,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:59:29,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:59:29,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9521f3ec-37c8-495b-a1ef-4fa7ac6982c1/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:59:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:59:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:59:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:59:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:59:36,609 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:59:36,612 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation