./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_buggy_ridecore.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_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_buggy_ridecore.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje --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 64bit --witnessprinter.graph.data.programhash 522696d983731acc04c6399a70194134bb0b11a3e13cbde41eeab0d42d0d6a02 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:10:46,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:10:46,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 07:10:46,737 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:10:46,738 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:10:46,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:10:46,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:10:46,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:10:46,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:10:46,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:10:46,767 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:10:46,768 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:10:46,768 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:10:46,769 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:10:46,770 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:10:46,770 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:10:46,771 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:10:46,771 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:10:46,772 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:10:46,773 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:10:46,773 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:10:46,774 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:10:46,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:10:46,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:10:46,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:10:46,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:10:46,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:10:46,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:10:46,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:10:46,779 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:10:46,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:10:46,780 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:10:46,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:10:46,781 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:10:46,781 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:10:46,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:10:46,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:10:46,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:10:46,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:10:46,784 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:10:46,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:10:46,785 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:10:46,785 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:10:46,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:10:46,786 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 522696d983731acc04c6399a70194134bb0b11a3e13cbde41eeab0d42d0d6a02 [2024-11-09 07:10:47,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:10:47,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:10:47,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:10:47,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:10:47,185 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:10:47,187 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_buggy_ridecore.c Unable to find full path for "g++" [2024-11-09 07:10:49,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:10:53,262 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:10:53,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_buggy_ridecore.c [2024-11-09 07:10:53,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/data/30de7b24a/f1b693932948441da3e985056ab6660d/FLAG506def78e [2024-11-09 07:10:54,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723e4261-9b08-46eb-b2be-2117ef7b79b8/bin/utaipan-verify-YMUCfTKeje/data/30de7b24a/f1b693932948441da3e985056ab6660d [2024-11-09 07:10:54,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:10:54,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:10:54,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:10:54,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:10:54,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:10:54,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:10:54" (1/1) ... [2024-11-09 07:10:54,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a5b696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:10:54, skipping insertion in model container [2024-11-09 07:10:54,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:10:54" (1/1) ... [2024-11-09 07:10:55,797 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:10:57,585 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_723e4261-9b08-46eb-b2be-2117ef7b79b8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_buggy_ridecore.c[1324,1337] [2024-11-09 07:11:08,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:11:08,947 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:11:08,963 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_723e4261-9b08-46eb-b2be-2117ef7b79b8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_buggy_ridecore.c[1324,1337] [2024-11-09 07:11:17,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:11:17,557 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:11:17,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:17 WrapperNode [2024-11-09 07:11:17,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:11:17,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:11:17,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:11:17,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:11:17,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:17" (1/1) ... [2024-11-09 07:11:19,976 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:17" (1/1) ...