./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icram.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icram.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eadbd10ac29c54f9c960815aceb9658009e31547df279591c03d01fb9d0920b5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:47:47,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:47:47,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:47:47,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:47:47,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:47:47,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:47:47,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:47:47,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:47:47,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:47:47,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:47:47,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:47:47,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:47:47,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:47:47,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:47:47,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:47:47,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:47:47,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:47:47,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:47:47,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:47:47,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:47:47,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:47:47,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:47:47,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:47:47,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:47:47,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:47:47,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:47:47,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:47:47,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:47:47,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:47:47,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:47:47,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:47:47,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:47:47,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:47:47,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:47:47,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:47:47,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:47:47,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:47:47,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:47:47,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:47:47,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:47:47,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:47:47,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:47:47,468 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:47:47,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:47:47,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:47:47,469 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:47:47,470 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:47:47,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:47:47,470 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:47:47,470 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:47:47,471 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:47:47,471 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:47:47,471 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:47:47,471 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:47:47,472 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:47:47,472 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:47:47,472 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:47:47,472 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:47:47,473 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:47:47,473 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:47:47,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:47:47,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:47:47,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:47:47,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:47:47,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:47:47,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:47:47,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:47:47,475 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:47:47,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:47:47,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:47:47,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:47:47,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:47:47,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:47:47,477 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:47:47,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:47:47,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:47:47,478 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:47:47,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:47:47,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:47:47,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:47:47,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eadbd10ac29c54f9c960815aceb9658009e31547df279591c03d01fb9d0920b5 [2022-11-22 02:47:47,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:47:47,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:47:47,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:47:47,788 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:47:47,789 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:47:47,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icram.c [2022-11-22 02:47:50,951 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:47:55,483 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:47:55,484 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icram.c [2022-11-22 02:47:56,114 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/data/f5632a599/fb844f28493c418b806ea53055be2466/FLAG5153e7287 [2022-11-22 02:47:56,143 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c681a0a-bb20-4d58-9e7c-fd586fc88784/bin/utaipan-g80aRyZoba/data/f5632a599/fb844f28493c418b806ea53055be2466 [2022-11-22 02:47:56,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:47:56,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:47:56,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:47:56,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:47:56,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:47:56,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:56" (1/1) ... [2022-11-22 02:47:56,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c268a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:56, skipping insertion in model container [2022-11-22 02:47:56,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:56" (1/1) ... [2022-11-22 02:47:56,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:47:58,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:48:00,374 WARN L237 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_9c681a0a-bb20-4d58-9e7c-fd586fc88784/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icram.c[1107,1120] [2022-11-22 02:48:13,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:48:13,265 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:48:13,276 WARN L237 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_9c681a0a-bb20-4d58-9e7c-fd586fc88784/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icram.c[1107,1120] [2022-11-22 02:48:23,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:48:23,358 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:48:23,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23 WrapperNode [2022-11-22 02:48:23,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:48:23,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:48:23,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:48:23,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:48:23,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2022-11-22 02:48:25,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ...