./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS --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 41ec671170851ac6fb5f06213e540df3e803c321a03333098014ab0b12f11c9b --- 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-8393723 [2022-11-19 07:55:11,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:55:11,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:55:11,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:55:11,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:55:11,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:55:11,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:55:11,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:55:11,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:55:11,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:55:11,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:55:11,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:55:11,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:55:11,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:55:11,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:55:11,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:55:11,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:55:11,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:55:11,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:55:11,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:55:11,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:55:11,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:55:11,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:55:11,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:55:11,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:55:11,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:55:11,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:55:11,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:55:11,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:55:11,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:55:11,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:55:11,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:55:11,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:55:11,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:55:11,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:55:11,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:55:11,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:55:11,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:55:11,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:55:11,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:55:11,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:55:11,339 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:55:11,370 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:55:11,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:55:11,371 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:55:11,371 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:55:11,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:55:11,372 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:55:11,372 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:55:11,373 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:55:11,373 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:55:11,373 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:55:11,373 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:55:11,373 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:55:11,374 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:55:11,374 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:55:11,374 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:55:11,374 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:55:11,375 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:55:11,375 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:55:11,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:55:11,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:55:11,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:55:11,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:55:11,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:55:11,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:55:11,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:55:11,377 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:55:11,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:55:11,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:55:11,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:55:11,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:55:11,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:55:11,379 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:55:11,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:55:11,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:55:11,379 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:55:11,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:55:11,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:55:11,380 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:55:11,386 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41ec671170851ac6fb5f06213e540df3e803c321a03333098014ab0b12f11c9b [2022-11-19 07:55:11,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:55:11,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:55:11,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:55:11,689 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:55:11,690 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:55:11,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c [2022-11-19 07:55:11,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/a8bbc3fd5/249cd59b41c944f4bc265b2fdca0ef2b/FLAG494854447 [2022-11-19 07:55:12,513 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:55:12,514 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c [2022-11-19 07:55:12,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/a8bbc3fd5/249cd59b41c944f4bc265b2fdca0ef2b/FLAG494854447 [2022-11-19 07:55:12,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/a8bbc3fd5/249cd59b41c944f4bc265b2fdca0ef2b [2022-11-19 07:55:12,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:55:12,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:55:12,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:55:12,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:55:12,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:55:12,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:12" (1/1) ... [2022-11-19 07:55:12,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2c6eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:12, skipping insertion in model container [2022-11-19 07:55:12,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:12" (1/1) ... [2022-11-19 07:55:12,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:55:12,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:55:13,064 WARN L234 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c[1014,1027] [2022-11-19 07:55:13,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:55:13,608 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:55:13,621 WARN L234 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c[1014,1027] [2022-11-19 07:55:13,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:55:13,896 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:55:13,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13 WrapperNode [2022-11-19 07:55:13,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:55:13,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:55:13,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:55:13,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:55:13,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:13,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,238 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5153 [2022-11-19 07:55:14,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:55:14,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:55:14,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:55:14,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:55:14,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,525 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:55:14,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:55:14,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:55:14,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:55:14,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (1/1) ... [2022-11-19 07:55:14,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:55:14,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:55:14,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:55:14,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:55:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:55:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:55:15,630 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:55:15,633 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:55:27,761 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:55:57,168 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:55:57,169 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:55:57,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:57 BoogieIcfgContainer [2022-11-19 07:55:57,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:55:57,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:55:57,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:55:57,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:55:57,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:55:12" (1/3) ... [2022-11-19 07:55:57,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9a2fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:57, skipping insertion in model container [2022-11-19 07:55:57,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:13" (2/3) ... [2022-11-19 07:55:57,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9a2fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:57, skipping insertion in model container [2022-11-19 07:55:57,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:57" (3/3) ... [2022-11-19 07:55:57,185 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.driving_phils.3.prop1-func-interl.c [2022-11-19 07:55:57,211 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:55:57,212 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:55:57,268 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:55:57,276 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@414de803, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:55:57,277 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:55:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:55:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-19 07:55:57,289 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:57,290 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-19 07:55:57,290 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:55:57,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:57,297 INFO L85 PathProgramCache]: Analyzing trace with hash 100108345, now seen corresponding path program 1 times [2022-11-19 07:55:57,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:55:57,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387673500] [2022-11-19 07:55:57,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:57,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:55:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:55:58,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 07:55:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:55:58,614 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-19 07:55:58,617 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 07:55:58,618 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:55:58,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:55:58,626 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-19 07:55:58,631 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:55:58,695 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 07:55:58,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:55:58 BoogieIcfgContainer [2022-11-19 07:55:58,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:55:58,714 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:55:58,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:55:58,716 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:55:58,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:57" (3/4) ... [2022-11-19 07:55:58,721 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-19 07:55:58,721 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:55:58,722 INFO L158 Benchmark]: Toolchain (without parser) took 46061.78ms. Allocated memory was 123.7MB in the beginning and 10.8GB in the end (delta: 10.7GB). Free memory was 73.3MB in the beginning and 10.3GB in the end (delta: -10.2GB). Peak memory consumption was 470.2MB. Max. memory is 16.1GB. [2022-11-19 07:55:58,723 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:55:58,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1232.94ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 73.1MB in the beginning and 70.2MB in the end (delta: 2.8MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2022-11-19 07:55:58,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 340.23ms. Allocated memory is still 148.9MB. Free memory was 69.6MB in the beginning and 59.2MB in the end (delta: 10.4MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-11-19 07:55:58,731 INFO L158 Benchmark]: Boogie Preprocessor took 359.08ms. Allocated memory is still 148.9MB. Free memory was 59.2MB in the beginning and 55.4MB in the end (delta: 3.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-19 07:55:58,732 INFO L158 Benchmark]: RCFGBuilder took 42572.52ms. Allocated memory was 148.9MB in the beginning and 10.8GB in the end (delta: 10.7GB). Free memory was 55.4MB in the beginning and 10.4GB in the end (delta: -10.4GB). Peak memory consumption was 896.7MB. Max. memory is 16.1GB. [2022-11-19 07:55:58,733 INFO L158 Benchmark]: TraceAbstraction took 1538.76ms. Allocated memory is still 10.8GB. Free memory was 10.4GB in the beginning and 10.3GB in the end (delta: 122.6MB). Peak memory consumption was 121.6MB. Max. memory is 16.1GB. [2022-11-19 07:55:58,734 INFO L158 Benchmark]: Witness Printer took 6.64ms. Allocated memory is still 10.8GB. Free memory is still 10.3GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:55:58,740 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1232.94ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 73.1MB in the beginning and 70.2MB in the end (delta: 2.8MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 340.23ms. Allocated memory is still 148.9MB. Free memory was 69.6MB in the beginning and 59.2MB in the end (delta: 10.4MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 359.08ms. Allocated memory is still 148.9MB. Free memory was 59.2MB in the beginning and 55.4MB in the end (delta: 3.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * RCFGBuilder took 42572.52ms. Allocated memory was 148.9MB in the beginning and 10.8GB in the end (delta: 10.7GB). Free memory was 55.4MB in the beginning and 10.4GB in the end (delta: -10.4GB). Peak memory consumption was 896.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1538.76ms. Allocated memory is still 10.8GB. Free memory was 10.4GB in the beginning and 10.3GB in the end (delta: 122.6MB). Peak memory consumption was 121.6MB. Max. memory is 16.1GB. * Witness Printer took 6.64ms. Allocated memory is still 10.8GB. Free memory is still 10.3GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 341, overapproximation of shiftRight at line 345, overapproximation of bitwiseAnd at line 246, overapproximation of bitwiseComplement at line 343. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 5); [L29] const SORT_2 msb_SORT_2 = (SORT_2)1 << (5 - 1); [L31] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L32] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L34] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 16); [L35] const SORT_4 msb_SORT_4 = (SORT_4)1 << (16 - 1); [L37] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 24); [L38] const SORT_5 msb_SORT_5 = (SORT_5)1 << (24 - 1); [L40] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L41] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L43] const SORT_3 var_7 = 0; [L44] const SORT_4 var_24 = 0; [L45] const SORT_1 var_57 = 0; [L46] const SORT_4 var_96 = 0; [L47] const SORT_6 var_98 = 16; [L48] const SORT_4 var_110 = 1; [L49] const SORT_6 var_114 = 0; [L50] const SORT_5 var_117 = 0; [L51] const SORT_6 var_118 = 1; [L52] const SORT_6 var_119 = 2; [L53] const SORT_3 var_128 = 0; [L54] const SORT_4 var_249 = 65535; [L55] const SORT_4 var_281 = 0; [L56] const SORT_3 var_306 = 2; [L57] const SORT_3 var_308 = 1; [L58] const SORT_6 var_505 = 3; [L59] const SORT_6 var_520 = 4294967295; [L60] const SORT_3 var_545 = 3; [L61] const SORT_6 var_565 = 5; [L62] const SORT_6 var_577 = 15; [L64] SORT_1 input_109; [L65] SORT_1 input_113; [L66] SORT_1 input_132; [L67] SORT_1 input_138; [L68] SORT_1 input_145; [L69] SORT_1 input_162; [L70] SORT_1 input_170; [L71] SORT_1 input_176; [L72] SORT_1 input_182; [L73] SORT_1 input_195; [L74] SORT_1 input_207; [L75] SORT_1 input_246; [L76] SORT_1 input_247; [L77] SORT_1 input_254; [L78] SORT_1 input_260; [L79] SORT_1 input_266; [L80] SORT_1 input_271; [L81] SORT_1 input_276; [L82] SORT_1 input_297; [L83] SORT_1 input_305; [L84] SORT_1 input_307; [L85] SORT_1 input_309; [L86] SORT_1 input_315; [L87] SORT_1 input_319; [L88] SORT_1 input_320; [L89] SORT_1 input_321; [L90] SORT_1 input_322; [L91] SORT_1 input_323; [L92] SORT_1 input_324; [L93] SORT_1 input_325; [L94] SORT_1 input_326; [L95] SORT_1 input_327; [L96] SORT_1 input_328; [L97] SORT_1 input_329; [L98] SORT_1 input_357; [L99] SORT_1 input_360; [L100] SORT_1 input_361; [L101] SORT_1 input_362; [L102] SORT_1 input_363; [L103] SORT_1 input_364; [L104] SORT_1 input_365; [L105] SORT_1 input_387; [L106] SORT_1 input_397; [L107] SORT_1 input_407; [L108] SORT_1 input_434; [L109] SORT_1 input_452; [L110] SORT_1 input_474; [L111] SORT_1 input_496; [L113] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L114] SORT_3 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L115] SORT_3 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L116] SORT_3 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L117] SORT_3 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L118] SORT_3 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L119] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L120] SORT_3 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L121] SORT_4 state_25 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L122] SORT_4 state_27 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L123] SORT_4 state_29 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L124] SORT_4 state_31 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L125] SORT_4 state_33 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L126] SORT_4 state_35 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L127] SORT_4 state_37 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L128] SORT_4 state_39 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L129] SORT_4 state_41 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L130] SORT_4 state_43 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L131] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L132] SORT_3 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L133] SORT_4 state_49 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L134] SORT_4 state_51 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L135] SORT_4 state_53 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L136] SORT_4 state_55 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L137] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] SORT_1 state_88 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] SORT_1 state_90 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L154] SORT_1 state_92 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L155] SORT_1 state_94 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L157] SORT_3 init_9_arg_1 = var_7; [L158] state_8 = init_9_arg_1 [L159] SORT_3 init_11_arg_1 = var_7; [L160] state_10 = init_11_arg_1 [L161] SORT_3 init_13_arg_1 = var_7; [L162] state_12 = init_13_arg_1 [L163] SORT_3 init_15_arg_1 = var_7; [L164] state_14 = init_15_arg_1 [L165] SORT_3 init_17_arg_1 = var_7; [L166] state_16 = init_17_arg_1 [L167] SORT_3 init_19_arg_1 = var_7; [L168] state_18 = init_19_arg_1 [L169] SORT_3 init_21_arg_1 = var_7; [L170] state_20 = init_21_arg_1 [L171] SORT_3 init_23_arg_1 = var_7; [L172] state_22 = init_23_arg_1 [L173] SORT_4 init_26_arg_1 = var_24; [L174] state_25 = init_26_arg_1 [L175] SORT_4 init_28_arg_1 = var_24; [L176] state_27 = init_28_arg_1 [L177] SORT_4 init_30_arg_1 = var_24; [L178] state_29 = init_30_arg_1 [L179] SORT_4 init_32_arg_1 = var_24; [L180] state_31 = init_32_arg_1 [L181] SORT_4 init_34_arg_1 = var_24; [L182] state_33 = init_34_arg_1 [L183] SORT_4 init_36_arg_1 = var_24; [L184] state_35 = init_36_arg_1 [L185] SORT_4 init_38_arg_1 = var_24; [L186] state_37 = init_38_arg_1 [L187] SORT_4 init_40_arg_1 = var_24; [L188] state_39 = init_40_arg_1 [L189] SORT_4 init_42_arg_1 = var_24; [L190] state_41 = init_42_arg_1 [L191] SORT_4 init_44_arg_1 = var_24; [L192] state_43 = init_44_arg_1 [L193] SORT_3 init_46_arg_1 = var_7; [L194] state_45 = init_46_arg_1 [L195] SORT_3 init_48_arg_1 = var_7; [L196] state_47 = init_48_arg_1 [L197] SORT_4 init_50_arg_1 = var_24; [L198] state_49 = init_50_arg_1 [L199] SORT_4 init_52_arg_1 = var_24; [L200] state_51 = init_52_arg_1 [L201] SORT_4 init_54_arg_1 = var_24; [L202] state_53 = init_54_arg_1 [L203] SORT_4 init_56_arg_1 = var_24; [L204] state_55 = init_56_arg_1 [L205] SORT_1 init_59_arg_1 = var_57; [L206] state_58 = init_59_arg_1 [L207] SORT_1 init_61_arg_1 = var_57; [L208] state_60 = init_61_arg_1 [L209] SORT_1 init_63_arg_1 = var_57; [L210] state_62 = init_63_arg_1 [L211] SORT_1 init_65_arg_1 = var_57; [L212] state_64 = init_65_arg_1 [L213] SORT_1 init_67_arg_1 = var_57; [L214] state_66 = init_67_arg_1 [L215] SORT_1 init_69_arg_1 = var_57; [L216] state_68 = init_69_arg_1 [L217] SORT_1 init_71_arg_1 = var_57; [L218] state_70 = init_71_arg_1 [L219] SORT_1 init_73_arg_1 = var_57; [L220] state_72 = init_73_arg_1 [L221] SORT_1 init_75_arg_1 = var_57; [L222] state_74 = init_75_arg_1 [L223] SORT_1 init_77_arg_1 = var_57; [L224] state_76 = init_77_arg_1 [L225] SORT_1 init_79_arg_1 = var_57; [L226] state_78 = init_79_arg_1 [L227] SORT_1 init_81_arg_1 = var_57; [L228] state_80 = init_81_arg_1 [L229] SORT_1 init_83_arg_1 = var_57; [L230] state_82 = init_83_arg_1 [L231] SORT_1 init_85_arg_1 = var_57; [L232] state_84 = init_85_arg_1 [L233] SORT_1 init_87_arg_1 = var_57; [L234] state_86 = init_87_arg_1 [L235] SORT_1 init_89_arg_1 = var_57; [L236] state_88 = init_89_arg_1 [L237] SORT_1 init_91_arg_1 = var_57; [L238] state_90 = init_91_arg_1 [L239] SORT_1 init_93_arg_1 = var_57; [L240] state_92 = init_93_arg_1 [L241] SORT_1 init_95_arg_1 = var_57; [L242] state_94 = init_95_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_2=31, mask_SORT_3=255, mask_SORT_4=65535, mask_SORT_5=4294967295, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_2=16, msb_SORT_3=128, msb_SORT_4=32768, msb_SORT_5=8388608, msb_SORT_6=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, var_110=1, var_114=0, var_117=0, var_118=1, var_119=2, var_128=0, var_24=0, var_249=65535, var_281=0, var_306=2, var_308=1, var_505=3, var_520=4294967295, var_545=3, var_565=5, var_57=0, var_577=15, var_7=0, var_96=0, var_98=16] [L245] input_109 = __VERIFIER_nondet_uchar() [L246] input_109 = input_109 & mask_SORT_1 [L247] input_113 = __VERIFIER_nondet_uchar() [L248] input_113 = input_113 & mask_SORT_1 [L249] input_132 = __VERIFIER_nondet_uchar() [L250] input_132 = input_132 & mask_SORT_1 [L251] input_138 = __VERIFIER_nondet_uchar() [L252] input_138 = input_138 & mask_SORT_1 [L253] input_145 = __VERIFIER_nondet_uchar() [L254] input_145 = input_145 & mask_SORT_1 [L255] input_162 = __VERIFIER_nondet_uchar() [L256] input_162 = input_162 & mask_SORT_1 [L257] input_170 = __VERIFIER_nondet_uchar() [L258] input_170 = input_170 & mask_SORT_1 [L259] input_176 = __VERIFIER_nondet_uchar() [L260] input_176 = input_176 & mask_SORT_1 [L261] input_182 = __VERIFIER_nondet_uchar() [L262] input_182 = input_182 & mask_SORT_1 [L263] input_195 = __VERIFIER_nondet_uchar() [L264] input_195 = input_195 & mask_SORT_1 [L265] input_207 = __VERIFIER_nondet_uchar() [L266] input_207 = input_207 & mask_SORT_1 [L267] input_246 = __VERIFIER_nondet_uchar() [L268] input_246 = input_246 & mask_SORT_1 [L269] input_247 = __VERIFIER_nondet_uchar() [L270] input_247 = input_247 & mask_SORT_1 [L271] input_254 = __VERIFIER_nondet_uchar() [L272] input_254 = input_254 & mask_SORT_1 [L273] input_260 = __VERIFIER_nondet_uchar() [L274] input_260 = input_260 & mask_SORT_1 [L275] input_266 = __VERIFIER_nondet_uchar() [L276] input_266 = input_266 & mask_SORT_1 [L277] input_271 = __VERIFIER_nondet_uchar() [L278] input_271 = input_271 & mask_SORT_1 [L279] input_276 = __VERIFIER_nondet_uchar() [L280] input_276 = input_276 & mask_SORT_1 [L281] input_297 = __VERIFIER_nondet_uchar() [L282] input_297 = input_297 & mask_SORT_1 [L283] input_305 = __VERIFIER_nondet_uchar() [L284] input_305 = input_305 & mask_SORT_1 [L285] input_307 = __VERIFIER_nondet_uchar() [L286] input_307 = input_307 & mask_SORT_1 [L287] input_309 = __VERIFIER_nondet_uchar() [L288] input_309 = input_309 & mask_SORT_1 [L289] input_315 = __VERIFIER_nondet_uchar() [L290] input_315 = input_315 & mask_SORT_1 [L291] input_319 = __VERIFIER_nondet_uchar() [L292] input_319 = input_319 & mask_SORT_1 [L293] input_320 = __VERIFIER_nondet_uchar() [L294] input_320 = input_320 & mask_SORT_1 [L295] input_321 = __VERIFIER_nondet_uchar() [L296] input_321 = input_321 & mask_SORT_1 [L297] input_322 = __VERIFIER_nondet_uchar() [L298] input_322 = input_322 & mask_SORT_1 [L299] input_323 = __VERIFIER_nondet_uchar() [L300] input_323 = input_323 & mask_SORT_1 [L301] input_324 = __VERIFIER_nondet_uchar() [L302] input_324 = input_324 & mask_SORT_1 [L303] input_325 = __VERIFIER_nondet_uchar() [L304] input_325 = input_325 & mask_SORT_1 [L305] input_326 = __VERIFIER_nondet_uchar() [L306] input_326 = input_326 & mask_SORT_1 [L307] input_327 = __VERIFIER_nondet_uchar() [L308] input_327 = input_327 & mask_SORT_1 [L309] input_328 = __VERIFIER_nondet_uchar() [L310] input_328 = input_328 & mask_SORT_1 [L311] input_329 = __VERIFIER_nondet_uchar() [L312] input_329 = input_329 & mask_SORT_1 [L313] input_357 = __VERIFIER_nondet_uchar() [L314] input_357 = input_357 & mask_SORT_1 [L315] input_360 = __VERIFIER_nondet_uchar() [L316] input_360 = input_360 & mask_SORT_1 [L317] input_361 = __VERIFIER_nondet_uchar() [L318] input_361 = input_361 & mask_SORT_1 [L319] input_362 = __VERIFIER_nondet_uchar() [L320] input_362 = input_362 & mask_SORT_1 [L321] input_363 = __VERIFIER_nondet_uchar() [L322] input_363 = input_363 & mask_SORT_1 [L323] input_364 = __VERIFIER_nondet_uchar() [L324] input_364 = input_364 & mask_SORT_1 [L325] input_365 = __VERIFIER_nondet_uchar() [L326] input_365 = input_365 & mask_SORT_1 [L327] input_387 = __VERIFIER_nondet_uchar() [L328] input_387 = input_387 & mask_SORT_1 [L329] input_397 = __VERIFIER_nondet_uchar() [L330] input_397 = input_397 & mask_SORT_1 [L331] input_407 = __VERIFIER_nondet_uchar() [L332] input_407 = input_407 & mask_SORT_1 [L333] input_434 = __VERIFIER_nondet_uchar() [L334] input_452 = __VERIFIER_nondet_uchar() [L335] input_474 = __VERIFIER_nondet_uchar() [L336] input_496 = __VERIFIER_nondet_uchar() [L339] SORT_4 var_97_arg_0 = state_25; [L340] SORT_4 var_97_arg_1 = var_96; [L341] SORT_6 var_97 = ((SORT_6)var_97_arg_0 << 16) | var_97_arg_1; [L342] SORT_6 var_99_arg_0 = var_97; [L343] var_99_arg_0 = (var_99_arg_0 & msb_SORT_6) ? (var_99_arg_0 | ~mask_SORT_6) : (var_99_arg_0 & mask_SORT_6) [L344] SORT_6 var_99_arg_1 = var_98; [L345] SORT_6 var_99 = (int)var_99_arg_0 >> var_99_arg_1; [L346] var_99 = (var_99_arg_0 & msb_SORT_6) ? (var_99 | ~(mask_SORT_6 >> var_99_arg_1)) : var_99 [L347] var_99 = var_99 & mask_SORT_6 [L348] SORT_4 var_100_arg_0 = state_27; [L349] SORT_4 var_100_arg_1 = var_96; [L350] SORT_6 var_100 = ((SORT_6)var_100_arg_0 << 16) | var_100_arg_1; [L351] SORT_6 var_101_arg_0 = var_100; [L352] var_101_arg_0 = (var_101_arg_0 & msb_SORT_6) ? (var_101_arg_0 | ~mask_SORT_6) : (var_101_arg_0 & mask_SORT_6) [L353] SORT_6 var_101_arg_1 = var_98; [L354] SORT_6 var_101 = (int)var_101_arg_0 >> var_101_arg_1; [L355] var_101 = (var_101_arg_0 & msb_SORT_6) ? (var_101 | ~(mask_SORT_6 >> var_101_arg_1)) : var_101 [L356] var_101 = var_101 & mask_SORT_6 [L357] SORT_6 var_102_arg_0 = var_99; [L358] SORT_6 var_102_arg_1 = var_101; [L359] SORT_1 var_102 = var_102_arg_0 == var_102_arg_1; [L360] SORT_4 var_103_arg_0 = state_33; [L361] SORT_4 var_103_arg_1 = var_96; [L362] SORT_6 var_103 = ((SORT_6)var_103_arg_0 << 16) | var_103_arg_1; [L363] SORT_6 var_104_arg_0 = var_103; [L364] var_104_arg_0 = (var_104_arg_0 & msb_SORT_6) ? (var_104_arg_0 | ~mask_SORT_6) : (var_104_arg_0 & mask_SORT_6) [L365] SORT_6 var_104_arg_1 = var_98; [L366] SORT_6 var_104 = (int)var_104_arg_0 >> var_104_arg_1; [L367] var_104 = (var_104_arg_0 & msb_SORT_6) ? (var_104 | ~(mask_SORT_6 >> var_104_arg_1)) : var_104 [L368] var_104 = var_104 & mask_SORT_6 [L369] SORT_6 var_105_arg_0 = var_99; [L370] SORT_6 var_105_arg_1 = var_104; [L371] SORT_1 var_105 = var_105_arg_0 == var_105_arg_1; [L372] SORT_1 var_106_arg_0 = var_102; [L373] SORT_1 var_106_arg_1 = var_105; [L374] SORT_1 var_106 = var_106_arg_0 | var_106_arg_1; [L375] SORT_1 var_107_arg_0 = ~state_94; [L376] var_107_arg_0 = var_107_arg_0 & mask_SORT_1 [L377] SORT_1 var_107_arg_1 = var_106; [L378] SORT_1 var_107 = var_107_arg_0 & var_107_arg_1; [L379] var_107 = var_107 & mask_SORT_1 [L380] SORT_1 bad_108_arg_0 = var_107; [L381] CALL __VERIFIER_assert(!(bad_108_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-19 07:55:58,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS --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 41ec671170851ac6fb5f06213e540df3e803c321a03333098014ab0b12f11c9b --- 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-8393723 [2022-11-19 07:56:01,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:56:01,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:56:01,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:56:01,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:56:01,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:56:01,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:56:01,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:56:01,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:56:01,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:56:01,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:56:01,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:56:01,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:56:01,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:56:01,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:56:01,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:56:01,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:56:01,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:56:01,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:56:01,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:56:01,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:56:01,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:56:01,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:56:01,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:56:01,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:56:01,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:56:01,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:56:01,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:56:01,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:56:01,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:56:01,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:56:01,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:56:01,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:56:01,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:56:01,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:56:01,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:56:01,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:56:01,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:56:01,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:56:01,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:56:01,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:56:01,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:56:01,650 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:56:01,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:56:01,650 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:56:01,651 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:56:01,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:56:01,652 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:56:01,652 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:56:01,653 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:56:01,653 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:56:01,653 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:56:01,654 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:56:01,654 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:56:01,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:56:01,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:56:01,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:56:01,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:56:01,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:56:01,657 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:56:01,657 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:56:01,657 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:56:01,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:56:01,658 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:56:01,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:56:01,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:56:01,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:56:01,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:56:01,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:56:01,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:56:01,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:56:01,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:56:01,661 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:56:01,661 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:56:01,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:56:01,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:56:01,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:56:01,662 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41ec671170851ac6fb5f06213e540df3e803c321a03333098014ab0b12f11c9b [2022-11-19 07:56:02,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:56:02,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:56:02,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:56:02,084 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:56:02,087 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:56:02,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c [2022-11-19 07:56:02,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/794a1a5bc/fe261754903543439f170d65cbed92f3/FLAGdc66a36dd [2022-11-19 07:56:02,930 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:56:02,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c [2022-11-19 07:56:02,964 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/794a1a5bc/fe261754903543439f170d65cbed92f3/FLAGdc66a36dd [2022-11-19 07:56:03,061 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/data/794a1a5bc/fe261754903543439f170d65cbed92f3 [2022-11-19 07:56:03,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:56:03,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:56:03,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:56:03,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:56:03,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:56:03,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:03" (1/1) ... [2022-11-19 07:56:03,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1857f008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:03, skipping insertion in model container [2022-11-19 07:56:03,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:03" (1/1) ... [2022-11-19 07:56:03,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:56:03,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:56:03,488 WARN L234 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c[1014,1027] [2022-11-19 07:56:04,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:56:04,211 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:56:04,222 WARN L234 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_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.driving_phils.3.prop1-func-interl.c[1014,1027] [2022-11-19 07:56:04,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:56:04,453 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:56:04,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04 WrapperNode [2022-11-19 07:56:04,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:56:04,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:56:04,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:56:04,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:56:04,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,707 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3312 [2022-11-19 07:56:04,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:56:04,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:56:04,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:56:04,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:56:04,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,895 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:56:04,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:56:04,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:56:04,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:56:04,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (1/1) ... [2022-11-19 07:56:04,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:56:04,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:56:04,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:56:05,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:56:05,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:56:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:56:05,763 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:56:05,766 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:56:14,242 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:56:14,251 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:56:14,251 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:56:14,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:14 BoogieIcfgContainer [2022-11-19 07:56:14,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:56:14,258 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:56:14,258 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:56:14,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:56:14,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:56:03" (1/3) ... [2022-11-19 07:56:14,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af3e632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:56:14, skipping insertion in model container [2022-11-19 07:56:14,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:04" (2/3) ... [2022-11-19 07:56:14,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af3e632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:56:14, skipping insertion in model container [2022-11-19 07:56:14,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:14" (3/3) ... [2022-11-19 07:56:14,268 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.driving_phils.3.prop1-func-interl.c [2022-11-19 07:56:14,287 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:56:14,287 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:56:14,349 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:56:14,359 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6b3bd12a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:56:14,359 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:56:14,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:56:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-19 07:56:14,372 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:56:14,372 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-19 07:56:14,374 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:56:14,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:56:14,383 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-19 07:56:14,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:56:14,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1360196947] [2022-11-19 07:56:14,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:56:14,404 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:56:14,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:56:14,411 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 07:56:14,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-19 07:56:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:56:15,312 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 07:56:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:56:16,212 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-19 07:56:16,214 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 07:56:16,216 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:56:16,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-19 07:56:16,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:56:16,440 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-19 07:56:16,444 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:56:16,486 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 07:56:16,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:56:16 BoogieIcfgContainer [2022-11-19 07:56:16,512 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:56:16,513 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:56:16,513 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:56:16,513 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:56:16,514 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:56:14" (3/4) ... [2022-11-19 07:56:16,520 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-19 07:56:16,532 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 07:56:16,666 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:56:16,667 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:56:16,668 INFO L158 Benchmark]: Toolchain (without parser) took 13599.87ms. Allocated memory was 65.0MB in the beginning and 423.6MB in the end (delta: 358.6MB). Free memory was 40.8MB in the beginning and 284.6MB in the end (delta: -243.8MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2022-11-19 07:56:16,668 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:56:16,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1383.70ms. Allocated memory was 65.0MB in the beginning and 102.8MB in the end (delta: 37.7MB). Free memory was 40.7MB in the beginning and 51.5MB in the end (delta: -10.8MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2022-11-19 07:56:16,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 252.75ms. Allocated memory is still 102.8MB. Free memory was 51.5MB in the beginning and 48.7MB in the end (delta: 2.8MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-11-19 07:56:16,670 INFO L158 Benchmark]: Boogie Preprocessor took 243.76ms. Allocated memory was 102.8MB in the beginning and 174.1MB in the end (delta: 71.3MB). Free memory was 48.7MB in the beginning and 119.5MB in the end (delta: -70.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-11-19 07:56:16,670 INFO L158 Benchmark]: RCFGBuilder took 9299.94ms. Allocated memory was 174.1MB in the beginning and 423.6MB in the end (delta: 249.6MB). Free memory was 119.5MB in the beginning and 158.6MB in the end (delta: -39.1MB). Peak memory consumption was 214.3MB. Max. memory is 16.1GB. [2022-11-19 07:56:16,671 INFO L158 Benchmark]: TraceAbstraction took 2254.14ms. Allocated memory is still 423.6MB. Free memory was 157.6MB in the beginning and 291.9MB in the end (delta: -134.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:56:16,671 INFO L158 Benchmark]: Witness Printer took 154.03ms. Allocated memory is still 423.6MB. Free memory was 291.9MB in the beginning and 284.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:56:16,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 47.6MB in the beginning and 47.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1383.70ms. Allocated memory was 65.0MB in the beginning and 102.8MB in the end (delta: 37.7MB). Free memory was 40.7MB in the beginning and 51.5MB in the end (delta: -10.8MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 252.75ms. Allocated memory is still 102.8MB. Free memory was 51.5MB in the beginning and 48.7MB in the end (delta: 2.8MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 243.76ms. Allocated memory was 102.8MB in the beginning and 174.1MB in the end (delta: 71.3MB). Free memory was 48.7MB in the beginning and 119.5MB in the end (delta: -70.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9299.94ms. Allocated memory was 174.1MB in the beginning and 423.6MB in the end (delta: 249.6MB). Free memory was 119.5MB in the beginning and 158.6MB in the end (delta: -39.1MB). Peak memory consumption was 214.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2254.14ms. Allocated memory is still 423.6MB. Free memory was 157.6MB in the beginning and 291.9MB in the end (delta: -134.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 154.03ms. Allocated memory is still 423.6MB. Free memory was 291.9MB in the beginning and 284.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 20]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 5); [L29] const SORT_2 msb_SORT_2 = (SORT_2)1 << (5 - 1); [L31] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L32] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L34] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 16); [L35] const SORT_4 msb_SORT_4 = (SORT_4)1 << (16 - 1); [L37] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 24); [L38] const SORT_5 msb_SORT_5 = (SORT_5)1 << (24 - 1); [L40] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L41] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L43] const SORT_3 var_7 = 0; [L44] const SORT_4 var_24 = 0; [L45] const SORT_1 var_57 = 0; [L46] const SORT_4 var_96 = 0; [L47] const SORT_6 var_98 = 16; [L48] const SORT_4 var_110 = 1; [L49] const SORT_6 var_114 = 0; [L50] const SORT_5 var_117 = 0; [L51] const SORT_6 var_118 = 1; [L52] const SORT_6 var_119 = 2; [L53] const SORT_3 var_128 = 0; [L54] const SORT_4 var_249 = 65535; [L55] const SORT_4 var_281 = 0; [L56] const SORT_3 var_306 = 2; [L57] const SORT_3 var_308 = 1; [L58] const SORT_6 var_505 = 3; [L59] const SORT_6 var_520 = 4294967295; [L60] const SORT_3 var_545 = 3; [L61] const SORT_6 var_565 = 5; [L62] const SORT_6 var_577 = 15; [L64] SORT_1 input_109; [L65] SORT_1 input_113; [L66] SORT_1 input_132; [L67] SORT_1 input_138; [L68] SORT_1 input_145; [L69] SORT_1 input_162; [L70] SORT_1 input_170; [L71] SORT_1 input_176; [L72] SORT_1 input_182; [L73] SORT_1 input_195; [L74] SORT_1 input_207; [L75] SORT_1 input_246; [L76] SORT_1 input_247; [L77] SORT_1 input_254; [L78] SORT_1 input_260; [L79] SORT_1 input_266; [L80] SORT_1 input_271; [L81] SORT_1 input_276; [L82] SORT_1 input_297; [L83] SORT_1 input_305; [L84] SORT_1 input_307; [L85] SORT_1 input_309; [L86] SORT_1 input_315; [L87] SORT_1 input_319; [L88] SORT_1 input_320; [L89] SORT_1 input_321; [L90] SORT_1 input_322; [L91] SORT_1 input_323; [L92] SORT_1 input_324; [L93] SORT_1 input_325; [L94] SORT_1 input_326; [L95] SORT_1 input_327; [L96] SORT_1 input_328; [L97] SORT_1 input_329; [L98] SORT_1 input_357; [L99] SORT_1 input_360; [L100] SORT_1 input_361; [L101] SORT_1 input_362; [L102] SORT_1 input_363; [L103] SORT_1 input_364; [L104] SORT_1 input_365; [L105] SORT_1 input_387; [L106] SORT_1 input_397; [L107] SORT_1 input_407; [L108] SORT_1 input_434; [L109] SORT_1 input_452; [L110] SORT_1 input_474; [L111] SORT_1 input_496; [L113] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L114] SORT_3 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L115] SORT_3 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L116] SORT_3 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L117] SORT_3 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L118] SORT_3 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L119] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L120] SORT_3 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L121] SORT_4 state_25 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L122] SORT_4 state_27 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L123] SORT_4 state_29 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L124] SORT_4 state_31 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L125] SORT_4 state_33 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L126] SORT_4 state_35 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L127] SORT_4 state_37 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L128] SORT_4 state_39 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L129] SORT_4 state_41 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L130] SORT_4 state_43 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L131] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L132] SORT_3 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L133] SORT_4 state_49 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L134] SORT_4 state_51 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L135] SORT_4 state_53 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L136] SORT_4 state_55 = __VERIFIER_nondet_ushort() & mask_SORT_4; [L137] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] SORT_1 state_88 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] SORT_1 state_90 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L154] SORT_1 state_92 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L155] SORT_1 state_94 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L157] SORT_3 init_9_arg_1 = var_7; [L158] state_8 = init_9_arg_1 [L159] SORT_3 init_11_arg_1 = var_7; [L160] state_10 = init_11_arg_1 [L161] SORT_3 init_13_arg_1 = var_7; [L162] state_12 = init_13_arg_1 [L163] SORT_3 init_15_arg_1 = var_7; [L164] state_14 = init_15_arg_1 [L165] SORT_3 init_17_arg_1 = var_7; [L166] state_16 = init_17_arg_1 [L167] SORT_3 init_19_arg_1 = var_7; [L168] state_18 = init_19_arg_1 [L169] SORT_3 init_21_arg_1 = var_7; [L170] state_20 = init_21_arg_1 [L171] SORT_3 init_23_arg_1 = var_7; [L172] state_22 = init_23_arg_1 [L173] SORT_4 init_26_arg_1 = var_24; [L174] state_25 = init_26_arg_1 [L175] SORT_4 init_28_arg_1 = var_24; [L176] state_27 = init_28_arg_1 [L177] SORT_4 init_30_arg_1 = var_24; [L178] state_29 = init_30_arg_1 [L179] SORT_4 init_32_arg_1 = var_24; [L180] state_31 = init_32_arg_1 [L181] SORT_4 init_34_arg_1 = var_24; [L182] state_33 = init_34_arg_1 [L183] SORT_4 init_36_arg_1 = var_24; [L184] state_35 = init_36_arg_1 [L185] SORT_4 init_38_arg_1 = var_24; [L186] state_37 = init_38_arg_1 [L187] SORT_4 init_40_arg_1 = var_24; [L188] state_39 = init_40_arg_1 [L189] SORT_4 init_42_arg_1 = var_24; [L190] state_41 = init_42_arg_1 [L191] SORT_4 init_44_arg_1 = var_24; [L192] state_43 = init_44_arg_1 [L193] SORT_3 init_46_arg_1 = var_7; [L194] state_45 = init_46_arg_1 [L195] SORT_3 init_48_arg_1 = var_7; [L196] state_47 = init_48_arg_1 [L197] SORT_4 init_50_arg_1 = var_24; [L198] state_49 = init_50_arg_1 [L199] SORT_4 init_52_arg_1 = var_24; [L200] state_51 = init_52_arg_1 [L201] SORT_4 init_54_arg_1 = var_24; [L202] state_53 = init_54_arg_1 [L203] SORT_4 init_56_arg_1 = var_24; [L204] state_55 = init_56_arg_1 [L205] SORT_1 init_59_arg_1 = var_57; [L206] state_58 = init_59_arg_1 [L207] SORT_1 init_61_arg_1 = var_57; [L208] state_60 = init_61_arg_1 [L209] SORT_1 init_63_arg_1 = var_57; [L210] state_62 = init_63_arg_1 [L211] SORT_1 init_65_arg_1 = var_57; [L212] state_64 = init_65_arg_1 [L213] SORT_1 init_67_arg_1 = var_57; [L214] state_66 = init_67_arg_1 [L215] SORT_1 init_69_arg_1 = var_57; [L216] state_68 = init_69_arg_1 [L217] SORT_1 init_71_arg_1 = var_57; [L218] state_70 = init_71_arg_1 [L219] SORT_1 init_73_arg_1 = var_57; [L220] state_72 = init_73_arg_1 [L221] SORT_1 init_75_arg_1 = var_57; [L222] state_74 = init_75_arg_1 [L223] SORT_1 init_77_arg_1 = var_57; [L224] state_76 = init_77_arg_1 [L225] SORT_1 init_79_arg_1 = var_57; [L226] state_78 = init_79_arg_1 [L227] SORT_1 init_81_arg_1 = var_57; [L228] state_80 = init_81_arg_1 [L229] SORT_1 init_83_arg_1 = var_57; [L230] state_82 = init_83_arg_1 [L231] SORT_1 init_85_arg_1 = var_57; [L232] state_84 = init_85_arg_1 [L233] SORT_1 init_87_arg_1 = var_57; [L234] state_86 = init_87_arg_1 [L235] SORT_1 init_89_arg_1 = var_57; [L236] state_88 = init_89_arg_1 [L237] SORT_1 init_91_arg_1 = var_57; [L238] state_90 = init_91_arg_1 [L239] SORT_1 init_93_arg_1 = var_57; [L240] state_92 = init_93_arg_1 [L241] SORT_1 init_95_arg_1 = var_57; [L242] state_94 = init_95_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_2=31, mask_SORT_3=255, mask_SORT_4=65535, mask_SORT_5=16777215, mask_SORT_6=4294967295, msb_SORT_1=1, msb_SORT_2=16, msb_SORT_3=128, msb_SORT_4=32768, msb_SORT_5=8388608, msb_SORT_6=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_8=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, var_110=1, var_114=0, var_117=0, var_118=1, var_119=2, var_128=0, var_24=0, var_249=65535, var_281=0, var_306=2, var_308=1, var_505=3, var_520=4294967295, var_545=3, var_565=5, var_57=0, var_577=15, var_7=0, var_96=0, var_98=16] [L245] input_109 = __VERIFIER_nondet_uchar() [L246] input_109 = input_109 & mask_SORT_1 [L247] input_113 = __VERIFIER_nondet_uchar() [L248] input_113 = input_113 & mask_SORT_1 [L249] input_132 = __VERIFIER_nondet_uchar() [L250] input_132 = input_132 & mask_SORT_1 [L251] input_138 = __VERIFIER_nondet_uchar() [L252] input_138 = input_138 & mask_SORT_1 [L253] input_145 = __VERIFIER_nondet_uchar() [L254] input_145 = input_145 & mask_SORT_1 [L255] input_162 = __VERIFIER_nondet_uchar() [L256] input_162 = input_162 & mask_SORT_1 [L257] input_170 = __VERIFIER_nondet_uchar() [L258] input_170 = input_170 & mask_SORT_1 [L259] input_176 = __VERIFIER_nondet_uchar() [L260] input_176 = input_176 & mask_SORT_1 [L261] input_182 = __VERIFIER_nondet_uchar() [L262] input_182 = input_182 & mask_SORT_1 [L263] input_195 = __VERIFIER_nondet_uchar() [L264] input_195 = input_195 & mask_SORT_1 [L265] input_207 = __VERIFIER_nondet_uchar() [L266] input_207 = input_207 & mask_SORT_1 [L267] input_246 = __VERIFIER_nondet_uchar() [L268] input_246 = input_246 & mask_SORT_1 [L269] input_247 = __VERIFIER_nondet_uchar() [L270] input_247 = input_247 & mask_SORT_1 [L271] input_254 = __VERIFIER_nondet_uchar() [L272] input_254 = input_254 & mask_SORT_1 [L273] input_260 = __VERIFIER_nondet_uchar() [L274] input_260 = input_260 & mask_SORT_1 [L275] input_266 = __VERIFIER_nondet_uchar() [L276] input_266 = input_266 & mask_SORT_1 [L277] input_271 = __VERIFIER_nondet_uchar() [L278] input_271 = input_271 & mask_SORT_1 [L279] input_276 = __VERIFIER_nondet_uchar() [L280] input_276 = input_276 & mask_SORT_1 [L281] input_297 = __VERIFIER_nondet_uchar() [L282] input_297 = input_297 & mask_SORT_1 [L283] input_305 = __VERIFIER_nondet_uchar() [L284] input_305 = input_305 & mask_SORT_1 [L285] input_307 = __VERIFIER_nondet_uchar() [L286] input_307 = input_307 & mask_SORT_1 [L287] input_309 = __VERIFIER_nondet_uchar() [L288] input_309 = input_309 & mask_SORT_1 [L289] input_315 = __VERIFIER_nondet_uchar() [L290] input_315 = input_315 & mask_SORT_1 [L291] input_319 = __VERIFIER_nondet_uchar() [L292] input_319 = input_319 & mask_SORT_1 [L293] input_320 = __VERIFIER_nondet_uchar() [L294] input_320 = input_320 & mask_SORT_1 [L295] input_321 = __VERIFIER_nondet_uchar() [L296] input_321 = input_321 & mask_SORT_1 [L297] input_322 = __VERIFIER_nondet_uchar() [L298] input_322 = input_322 & mask_SORT_1 [L299] input_323 = __VERIFIER_nondet_uchar() [L300] input_323 = input_323 & mask_SORT_1 [L301] input_324 = __VERIFIER_nondet_uchar() [L302] input_324 = input_324 & mask_SORT_1 [L303] input_325 = __VERIFIER_nondet_uchar() [L304] input_325 = input_325 & mask_SORT_1 [L305] input_326 = __VERIFIER_nondet_uchar() [L306] input_326 = input_326 & mask_SORT_1 [L307] input_327 = __VERIFIER_nondet_uchar() [L308] input_327 = input_327 & mask_SORT_1 [L309] input_328 = __VERIFIER_nondet_uchar() [L310] input_328 = input_328 & mask_SORT_1 [L311] input_329 = __VERIFIER_nondet_uchar() [L312] input_329 = input_329 & mask_SORT_1 [L313] input_357 = __VERIFIER_nondet_uchar() [L314] input_357 = input_357 & mask_SORT_1 [L315] input_360 = __VERIFIER_nondet_uchar() [L316] input_360 = input_360 & mask_SORT_1 [L317] input_361 = __VERIFIER_nondet_uchar() [L318] input_361 = input_361 & mask_SORT_1 [L319] input_362 = __VERIFIER_nondet_uchar() [L320] input_362 = input_362 & mask_SORT_1 [L321] input_363 = __VERIFIER_nondet_uchar() [L322] input_363 = input_363 & mask_SORT_1 [L323] input_364 = __VERIFIER_nondet_uchar() [L324] input_364 = input_364 & mask_SORT_1 [L325] input_365 = __VERIFIER_nondet_uchar() [L326] input_365 = input_365 & mask_SORT_1 [L327] input_387 = __VERIFIER_nondet_uchar() [L328] input_387 = input_387 & mask_SORT_1 [L329] input_397 = __VERIFIER_nondet_uchar() [L330] input_397 = input_397 & mask_SORT_1 [L331] input_407 = __VERIFIER_nondet_uchar() [L332] input_407 = input_407 & mask_SORT_1 [L333] input_434 = __VERIFIER_nondet_uchar() [L334] input_452 = __VERIFIER_nondet_uchar() [L335] input_474 = __VERIFIER_nondet_uchar() [L336] input_496 = __VERIFIER_nondet_uchar() [L339] SORT_4 var_97_arg_0 = state_25; [L340] SORT_4 var_97_arg_1 = var_96; [L341] SORT_6 var_97 = ((SORT_6)var_97_arg_0 << 16) | var_97_arg_1; [L342] SORT_6 var_99_arg_0 = var_97; [L343] var_99_arg_0 = (var_99_arg_0 & msb_SORT_6) ? (var_99_arg_0 | ~mask_SORT_6) : (var_99_arg_0 & mask_SORT_6) [L344] SORT_6 var_99_arg_1 = var_98; [L345] SORT_6 var_99 = (int)var_99_arg_0 >> var_99_arg_1; [L346] var_99 = (var_99_arg_0 & msb_SORT_6) ? (var_99 | ~(mask_SORT_6 >> var_99_arg_1)) : var_99 [L347] var_99 = var_99 & mask_SORT_6 [L348] SORT_4 var_100_arg_0 = state_27; [L349] SORT_4 var_100_arg_1 = var_96; [L350] SORT_6 var_100 = ((SORT_6)var_100_arg_0 << 16) | var_100_arg_1; [L351] SORT_6 var_101_arg_0 = var_100; [L352] var_101_arg_0 = (var_101_arg_0 & msb_SORT_6) ? (var_101_arg_0 | ~mask_SORT_6) : (var_101_arg_0 & mask_SORT_6) [L353] SORT_6 var_101_arg_1 = var_98; [L354] SORT_6 var_101 = (int)var_101_arg_0 >> var_101_arg_1; [L355] var_101 = (var_101_arg_0 & msb_SORT_6) ? (var_101 | ~(mask_SORT_6 >> var_101_arg_1)) : var_101 [L356] var_101 = var_101 & mask_SORT_6 [L357] SORT_6 var_102_arg_0 = var_99; [L358] SORT_6 var_102_arg_1 = var_101; [L359] SORT_1 var_102 = var_102_arg_0 == var_102_arg_1; [L360] SORT_4 var_103_arg_0 = state_33; [L361] SORT_4 var_103_arg_1 = var_96; [L362] SORT_6 var_103 = ((SORT_6)var_103_arg_0 << 16) | var_103_arg_1; [L363] SORT_6 var_104_arg_0 = var_103; [L364] var_104_arg_0 = (var_104_arg_0 & msb_SORT_6) ? (var_104_arg_0 | ~mask_SORT_6) : (var_104_arg_0 & mask_SORT_6) [L365] SORT_6 var_104_arg_1 = var_98; [L366] SORT_6 var_104 = (int)var_104_arg_0 >> var_104_arg_1; [L367] var_104 = (var_104_arg_0 & msb_SORT_6) ? (var_104 | ~(mask_SORT_6 >> var_104_arg_1)) : var_104 [L368] var_104 = var_104 & mask_SORT_6 [L369] SORT_6 var_105_arg_0 = var_99; [L370] SORT_6 var_105_arg_1 = var_104; [L371] SORT_1 var_105 = var_105_arg_0 == var_105_arg_1; [L372] SORT_1 var_106_arg_0 = var_102; [L373] SORT_1 var_106_arg_1 = var_105; [L374] SORT_1 var_106 = var_106_arg_0 | var_106_arg_1; [L375] SORT_1 var_107_arg_0 = ~state_94; [L376] var_107_arg_0 = var_107_arg_0 & mask_SORT_1 [L377] SORT_1 var_107_arg_1 = var_106; [L378] SORT_1 var_107 = var_107_arg_0 & var_107_arg_1; [L379] var_107 = var_107 & mask_SORT_1 [L380] SORT_1 bad_108_arg_0 = var_107; [L381] CALL __VERIFIER_assert(!(bad_108_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-19 07:56:16,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95d8de3-f12d-4d1f-ab12-fb1ac3dcc649/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE