./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.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_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 d6d4a223111603731feae03c3b8e999e521ed8b7a92f24be8e01d0595b640900 --- 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 07:52:44,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:52:44,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:52:44,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:52:44,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:52:44,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:52:44,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:52:44,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:52:44,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:52:44,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:52:44,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:52:44,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:52:44,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:52:44,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:52:44,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:52:44,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:52:44,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:52:44,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:52:44,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:52:44,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:52:44,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:52:44,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:52:44,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:52:44,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:52:44,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:52:44,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:52:44,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:52:44,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:52:44,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:52:44,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:52:44,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:52:44,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:52:44,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:52:44,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:52:44,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:52:44,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:52:44,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:52:44,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:52:44,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:52:44,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:52:44,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:52:44,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:52:44,235 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:52:44,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:52:44,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:52:44,239 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:52:44,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:52:44,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:52:44,241 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:52:44,241 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:52:44,241 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:52:44,242 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:52:44,243 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:52:44,243 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:52:44,243 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:52:44,243 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:52:44,244 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:52:44,244 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:52:44,244 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:52:44,244 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:52:44,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:52:44,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:52:44,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:52:44,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:52:44,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:52:44,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:52:44,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:52:44,247 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:52:44,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:52:44,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:52:44,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:52:44,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:52:44,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:52:44,248 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:52:44,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:52:44,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:52:44,249 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:52:44,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:52:44,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:52:44,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:52:44,250 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_7b84bd03-2c99-40a9-acad-3d353902aaf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6d4a223111603731feae03c3b8e999e521ed8b7a92f24be8e01d0595b640900 [2022-11-19 07:52:44,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:52:44,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:52:44,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:52:44,613 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:52:44,614 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:52:44,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c [2022-11-19 07:52:44,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/00a43df26/640d486917f34926b22f6887a785536f/FLAG43136eba8 [2022-11-19 07:52:45,416 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:52:45,423 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c [2022-11-19 07:52:45,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/00a43df26/640d486917f34926b22f6887a785536f/FLAG43136eba8 [2022-11-19 07:52:45,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/00a43df26/640d486917f34926b22f6887a785536f [2022-11-19 07:52:45,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:52:45,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:52:45,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:52:45,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:52:45,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:52:45,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:52:45" (1/1) ... [2022-11-19 07:52:45,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bafcd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:45, skipping insertion in model container [2022-11-19 07:52:45,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:52:45" (1/1) ... [2022-11-19 07:52:45,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:52:45,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:52:45,967 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_7b84bd03-2c99-40a9-acad-3d353902aaf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c[1107,1120] [2022-11-19 07:52:46,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:52:46,161 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:52:46,173 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_7b84bd03-2c99-40a9-acad-3d353902aaf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c[1107,1120] [2022-11-19 07:52:46,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:52:46,302 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:52:46,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46 WrapperNode [2022-11-19 07:52:46,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:52:46,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:52:46,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:52:46,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:52:46,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,471 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 919 [2022-11-19 07:52:46,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:52:46,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:52:46,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:52:46,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:52:46,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,574 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:52:46,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:52:46,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:52:46,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:52:46,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (1/1) ... [2022-11-19 07:52:46,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:52:46,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:52:46,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:52:46,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:52:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:52:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:52:47,077 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:52:47,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:52:48,316 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:52:50,331 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:52:50,331 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:52:50,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:50 BoogieIcfgContainer [2022-11-19 07:52:50,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:52:50,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:52:50,345 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:52:50,349 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:52:50,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:52:45" (1/3) ... [2022-11-19 07:52:50,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27dfd6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:52:50, skipping insertion in model container [2022-11-19 07:52:50,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:46" (2/3) ... [2022-11-19 07:52:50,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27dfd6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:52:50, skipping insertion in model container [2022-11-19 07:52:50,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:50" (3/3) ... [2022-11-19 07:52:50,354 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.v_Unidec.c [2022-11-19 07:52:50,376 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:52:50,377 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:52:50,466 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:52:50,480 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;@4557a19c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:52:50,481 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:52:50,488 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 07:52:50,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-19 07:52:50,499 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:52:50,500 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-19 07:52:50,501 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:52:50,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:52:50,510 INFO L85 PathProgramCache]: Analyzing trace with hash 16801195, now seen corresponding path program 1 times [2022-11-19 07:52:50,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:52:50,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967510490] [2022-11-19 07:52:50,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:52:50,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:52:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:52:50,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 07:52:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:52:51,006 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-19 07:52:51,009 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 07:52:51,011 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:52:51,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:52:51,019 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-19 07:52:51,024 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:52:51,049 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 07:52:51,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:52:51 BoogieIcfgContainer [2022-11-19 07:52:51,059 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:52:51,060 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:52:51,060 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:52:51,060 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:52:51,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:50" (3/4) ... [2022-11-19 07:52:51,065 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-19 07:52:51,066 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:52:51,067 INFO L158 Benchmark]: Toolchain (without parser) took 5415.48ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 57.3MB in the beginning and 84.0MB in the end (delta: -26.7MB). Peak memory consumption was 79.5MB. Max. memory is 16.1GB. [2022-11-19 07:52:51,068 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 92.3MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:52:51,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.80ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 52.9MB in the end (delta: 4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:52:51,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.84ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 45.3MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:52:51,071 INFO L158 Benchmark]: Boogie Preprocessor took 132.23ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 40.7MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:52:51,071 INFO L158 Benchmark]: RCFGBuilder took 3736.55ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 40.7MB in the beginning and 111.3MB in the end (delta: -70.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2022-11-19 07:52:51,072 INFO L158 Benchmark]: TraceAbstraction took 714.15ms. Allocated memory is still 199.2MB. Free memory was 110.2MB in the beginning and 84.0MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-19 07:52:51,073 INFO L158 Benchmark]: Witness Printer took 6.29ms. Allocated memory is still 199.2MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:52:51,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 92.3MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.80ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 52.9MB in the end (delta: 4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.84ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 45.3MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.23ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 40.7MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3736.55ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 40.7MB in the beginning and 111.3MB in the end (delta: -70.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * TraceAbstraction took 714.15ms. Allocated memory is still 199.2MB. Free memory was 110.2MB in the beginning and 84.0MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 6.29ms. Allocated memory is still 199.2MB. Free memory is still 84.0MB. 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 bitwiseComplement at line 157, overapproximation of bitwiseAnd at line 128. 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_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 3); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (3 - 1); [L31] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 2); [L32] const SORT_5 msb_SORT_5 = (SORT_5)1 << (2 - 1); [L34] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L35] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L37] const SORT_22 mask_SORT_22 = (SORT_22)-1 >> (sizeof(SORT_22) * 8 - 16); [L38] const SORT_22 msb_SORT_22 = (SORT_22)1 << (16 - 1); [L40] const SORT_68 mask_SORT_68 = (SORT_68)-1 >> (sizeof(SORT_68) * 8 - 13); [L41] const SORT_68 msb_SORT_68 = (SORT_68)1 << (13 - 1); [L43] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 6); [L44] const SORT_71 msb_SORT_71 = (SORT_71)1 << (6 - 1); [L46] const SORT_73 mask_SORT_73 = (SORT_73)-1 >> (sizeof(SORT_73) * 8 - 10); [L47] const SORT_73 msb_SORT_73 = (SORT_73)1 << (10 - 1); [L49] const SORT_79 mask_SORT_79 = (SORT_79)-1 >> (sizeof(SORT_79) * 8 - 9); [L50] const SORT_79 msb_SORT_79 = (SORT_79)1 << (9 - 1); [L52] const SORT_81 mask_SORT_81 = (SORT_81)-1 >> (sizeof(SORT_81) * 8 - 7); [L53] const SORT_81 msb_SORT_81 = (SORT_81)1 << (7 - 1); [L55] const SORT_84 mask_SORT_84 = (SORT_84)-1 >> (sizeof(SORT_84) * 8 - 12); [L56] const SORT_84 msb_SORT_84 = (SORT_84)1 << (12 - 1); [L58] const SORT_86 mask_SORT_86 = (SORT_86)-1 >> (sizeof(SORT_86) * 8 - 4); [L59] const SORT_86 msb_SORT_86 = (SORT_86)1 << (4 - 1); [L61] const SORT_1 var_7 = 0; [L62] const SORT_10 var_12 = 0; [L63] const SORT_1 var_16 = 1; [L64] const SORT_22 var_23 = 8; [L65] const SORT_22 var_24 = 10; [L66] const SORT_3 var_25 = 1; [L67] const SORT_22 var_28 = 88; [L68] const SORT_22 var_29 = 584; [L69] const SORT_3 var_30 = 3; [L70] const SORT_3 var_33 = 2; [L71] const SORT_22 var_37 = 705; [L72] const SORT_22 var_38 = 611; [L73] const SORT_3 var_39 = 5; [L74] const SORT_22 var_42 = 50825; [L75] const SORT_3 var_43 = 7; [L76] const SORT_3 var_46 = 6; [L77] const SORT_3 var_50 = 4; [L78] const SORT_22 var_65 = 0; [L79] const SORT_3 var_67 = 0; [L80] const SORT_71 var_72 = 0; [L81] const SORT_5 var_76 = 1; [L82] const SORT_79 var_80 = 0; [L83] const SORT_84 var_85 = 0; [L84] const SORT_5 var_89 = 3; [L85] const SORT_5 var_92 = 2; [L86] const SORT_68 var_97 = 1; [L87] const SORT_22 var_100 = 32767; [L88] const SORT_5 var_105 = 0; [L89] const SORT_73 var_119 = 1; [L90] const SORT_81 var_131 = 1; [L91] const SORT_86 var_141 = 1; [L93] SORT_1 input_2; [L94] SORT_3 input_4; [L95] SORT_5 input_6; [L96] SORT_22 input_66; [L97] SORT_22 input_96; [L98] SORT_22 input_108; [L99] SORT_22 input_109; [L100] SORT_22 input_118; [L101] SORT_22 input_130; [L102] SORT_22 input_140; [L103] SORT_22 input_157; [L104] SORT_22 input_166; [L105] SORT_22 input_170; [L106] SORT_22 input_179; [L107] SORT_22 input_181; [L108] SORT_22 input_190; [L109] SORT_22 input_197; [L110] SORT_22 input_201; [L111] SORT_22 input_204; [L112] SORT_22 input_206; [L114] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] SORT_22 state_58 = __VERIFIER_nondet_ushort() & mask_SORT_22; [L118] SORT_1 init_9_arg_1 = var_7; [L119] state_8 = init_9_arg_1 [L120] SORT_1 init_21_arg_1 = var_16; [L121] state_20 = init_21_arg_1 [L122] SORT_22 init_59_arg_1 = var_23; [L123] state_58 = init_59_arg_1 VAL [init_21_arg_1=1, init_59_arg_1=8, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_10=4294967295, mask_SORT_22=65535, mask_SORT_3=7, mask_SORT_5=3, mask_SORT_68=8191, mask_SORT_71=63, mask_SORT_73=1023, mask_SORT_79=511, mask_SORT_81=127, mask_SORT_84=4095, mask_SORT_86=15, msb_SORT_1=1, msb_SORT_10=2147483648, msb_SORT_22=32768, msb_SORT_3=4, msb_SORT_5=2, msb_SORT_68=4096, msb_SORT_71=32, msb_SORT_73=512, msb_SORT_79=256, msb_SORT_81=64, msb_SORT_84=2048, msb_SORT_86=8, state_20=1, state_58=8, state_8=0, var_100=32767, var_105=0, var_119=1, var_12=0, var_131=1, var_141=1, var_16=1, var_23=8, var_24=10, var_25=1, var_28=88, var_29=584, var_30=3, var_33=2, var_37=705, var_38=611, var_39=5, var_42=50825, var_43=7, var_46=6, var_50=4, var_65=0, var_67=0, var_7=0, var_72=0, var_76=1, var_80=0, var_85=0, var_89=3, var_92=2, var_97=1] [L126] input_2 = __VERIFIER_nondet_uchar() [L127] input_4 = __VERIFIER_nondet_uchar() [L128] input_4 = input_4 & mask_SORT_3 [L129] input_6 = __VERIFIER_nondet_uchar() [L130] input_6 = input_6 & mask_SORT_5 [L131] input_66 = __VERIFIER_nondet_ushort() [L132] input_96 = __VERIFIER_nondet_ushort() [L133] input_108 = __VERIFIER_nondet_ushort() [L134] input_109 = __VERIFIER_nondet_ushort() [L135] input_118 = __VERIFIER_nondet_ushort() [L136] input_130 = __VERIFIER_nondet_ushort() [L137] input_140 = __VERIFIER_nondet_ushort() [L138] input_157 = __VERIFIER_nondet_ushort() [L139] input_166 = __VERIFIER_nondet_ushort() [L140] input_170 = __VERIFIER_nondet_ushort() [L141] input_179 = __VERIFIER_nondet_ushort() [L142] input_181 = __VERIFIER_nondet_ushort() [L143] input_190 = __VERIFIER_nondet_ushort() [L144] input_197 = __VERIFIER_nondet_ushort() [L145] input_201 = __VERIFIER_nondet_ushort() [L146] input_204 = __VERIFIER_nondet_ushort() [L147] input_206 = __VERIFIER_nondet_ushort() [L150] SORT_1 var_11_arg_0 = state_8; [L151] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L152] SORT_10 var_11 = var_11_arg_0; [L153] SORT_10 var_13_arg_0 = var_11; [L154] SORT_10 var_13_arg_1 = var_12; [L155] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L156] SORT_1 var_17_arg_0 = var_13; [L157] SORT_1 var_17 = ~var_17_arg_0; [L158] SORT_1 var_18_arg_0 = var_16; [L159] SORT_1 var_18_arg_1 = var_17; [L160] SORT_1 var_18 = var_18_arg_0 & var_18_arg_1; [L161] var_18 = var_18 & mask_SORT_1 [L162] SORT_1 bad_19_arg_0 = var_18; [L163] CALL __VERIFIER_assert(!(bad_19_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: 0.6s, 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, 0.2s 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 07:52:51,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 d6d4a223111603731feae03c3b8e999e521ed8b7a92f24be8e01d0595b640900 --- 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 07:52:53,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:52:53,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:52:53,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:52:53,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:52:53,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:52:53,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:52:53,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:52:53,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:52:53,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:52:53,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:52:53,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:52:53,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:52:53,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:52:53,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:52:53,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:52:53,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:52:53,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:52:53,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:52:53,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:52:53,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:52:53,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:52:53,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:52:53,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:52:53,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:52:53,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:52:53,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:52:53,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:52:53,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:52:53,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:52:53,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:52:53,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:52:53,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:52:53,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:52:53,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:52:53,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:52:53,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:52:53,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:52:53,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:52:53,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:52:53,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:52:53,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:52:53,927 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:52:53,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:52:53,933 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:52:53,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:52:53,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:52:53,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:52:53,936 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:52:53,937 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:52:53,937 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:52:53,937 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:52:53,939 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:52:53,939 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:52:53,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:52:53,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:52:53,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:52:53,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:52:53,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:52:53,943 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:52:53,944 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:52:53,944 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:52:53,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:52:53,945 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:52:53,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:52:53,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:52:53,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:52:53,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:52:53,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:52:53,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:52:53,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:52:53,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:52:53,948 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:52:53,948 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:52:53,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:52:53,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:52:53,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:52:53,951 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_7b84bd03-2c99-40a9-acad-3d353902aaf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6d4a223111603731feae03c3b8e999e521ed8b7a92f24be8e01d0595b640900 [2022-11-19 07:52:54,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:52:54,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:52:54,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:52:54,483 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:52:54,484 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:52:54,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c [2022-11-19 07:52:54,588 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/301fad9bf/3fe4135cdb74413e9fd45095da4e3266/FLAGe285d5c61 [2022-11-19 07:52:55,284 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:52:55,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c [2022-11-19 07:52:55,312 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/301fad9bf/3fe4135cdb74413e9fd45095da4e3266/FLAGe285d5c61 [2022-11-19 07:52:55,555 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/data/301fad9bf/3fe4135cdb74413e9fd45095da4e3266 [2022-11-19 07:52:55,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:52:55,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:52:55,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:52:55,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:52:55,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:52:55,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:52:55" (1/1) ... [2022-11-19 07:52:55,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cbce8e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:55, skipping insertion in model container [2022-11-19 07:52:55,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:52:55" (1/1) ... [2022-11-19 07:52:55,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:52:55,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:52:55,813 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_7b84bd03-2c99-40a9-acad-3d353902aaf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c[1107,1120] [2022-11-19 07:52:56,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:52:56,085 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:52:56,098 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_7b84bd03-2c99-40a9-acad-3d353902aaf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.v_Unidec.c[1107,1120] [2022-11-19 07:52:56,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:52:56,270 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:52:56,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56 WrapperNode [2022-11-19 07:52:56,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:52:56,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:52:56,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:52:56,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:52:56,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,424 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 639 [2022-11-19 07:52:56,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:52:56,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:52:56,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:52:56,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:52:56,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,506 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:52:56,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:52:56,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:52:56,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:52:56,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (1/1) ... [2022-11-19 07:52:56,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:52:56,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:52:56,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:52:56,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:52:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:52:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:52:56,974 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:52:56,990 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:52:58,054 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:52:58,063 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:52:58,063 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:52:58,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:58 BoogieIcfgContainer [2022-11-19 07:52:58,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:52:58,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:52:58,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:52:58,073 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:52:58,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:52:55" (1/3) ... [2022-11-19 07:52:58,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea7bc29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:52:58, skipping insertion in model container [2022-11-19 07:52:58,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:52:56" (2/3) ... [2022-11-19 07:52:58,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea7bc29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:52:58, skipping insertion in model container [2022-11-19 07:52:58,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:58" (3/3) ... [2022-11-19 07:52:58,078 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.v_Unidec.c [2022-11-19 07:52:58,101 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:52:58,101 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:52:58,163 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:52:58,172 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;@44424383, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:52:58,172 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:52:58,178 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 07:52:58,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-19 07:52:58,186 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:52:58,187 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-19 07:52:58,188 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:52:58,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:52:58,195 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-19 07:52:58,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:52:58,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1433406463] [2022-11-19 07:52:58,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:52:58,213 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 07:52:58,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:52:58,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 07:52:58,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 07:52:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:52:58,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-19 07:52:58,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:52:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:52:58,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:52:58,680 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 07:52:58,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1433406463] [2022-11-19 07:52:58,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1433406463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:52:58,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:52:58,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:52:58,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728025490] [2022-11-19 07:52:58,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:52:58,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:52:58,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 07:52:58,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:52:58,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:52:58,737 INFO L87 Difference]: Start difference. First 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) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 07:52:58,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:52:58,940 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-19 07:52:58,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:52:58,943 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Word has length 5 [2022-11-19 07:52:58,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:52:58,952 INFO L225 Difference]: With dead ends: 20 [2022-11-19 07:52:58,952 INFO L226 Difference]: Without dead ends: 11 [2022-11-19 07:52:58,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:52:58,960 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:52:58,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:52:58,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-19 07:52:58,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-19 07:52:58,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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 07:52:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-19 07:52:58,999 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-19 07:52:59,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:52:59,000 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-19 07:52:59,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 07:52:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-19 07:52:59,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-19 07:52:59,001 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:52:59,001 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-19 07:52:59,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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)] Forceful destruction successful, exit code 0 [2022-11-19 07:52:59,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 07:52:59,224 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:52:59,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:52:59,225 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-19 07:52:59,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:52:59,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659578043] [2022-11-19 07:52:59,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:52:59,229 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 07:52:59,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:52:59,231 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 07:52:59,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 (3)] Waiting until timeout for monitored process [2022-11-19 07:52:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:52:59,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-19 07:52:59,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:52:59,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:52:59,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:53:00,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:53:00,389 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 07:53:00,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659578043] [2022-11-19 07:53:00,391 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [659578043] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:53:00,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1818859606] [2022-11-19 07:53:00,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:53:00,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-19 07:53:00,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 [2022-11-19 07:53:00,405 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-19 07:53:00,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-19 07:53:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:53:01,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-19 07:53:01,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:53:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:53:01,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:53:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:53:01,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1818859606] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:53:01,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914608938] [2022-11-19 07:53:01,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:53:01,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:53:01,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:53:01,778 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:53:01,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:53:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:53:02,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 27 conjunts are in the unsatisfiable core [2022-11-19 07:53:02,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:53:02,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:53:02,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:53:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:53:02,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914608938] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:53:02,678 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-19 07:53:02,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 6, 6] total 10 [2022-11-19 07:53:02,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847456810] [2022-11-19 07:53:02,679 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-19 07:53:02,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-19 07:53:02,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 07:53:02,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-19 07:53:02,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-19 07:53:02,682 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 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 07:53:02,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:53:02,845 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-19 07:53:02,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-19 07:53:02,846 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 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) Word has length 8 [2022-11-19 07:53:02,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:53:02,847 INFO L225 Difference]: With dead ends: 16 [2022-11-19 07:53:02,847 INFO L226 Difference]: Without dead ends: 14 [2022-11-19 07:53:02,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2022-11-19 07:53:02,849 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 5 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 14 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:53:02,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 24 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 14 Unchecked, 0.1s Time] [2022-11-19 07:53:02,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-19 07:53:02,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-19 07:53:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 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 07:53:02,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-19 07:53:02,855 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-19 07:53:02,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:53:02,856 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-19 07:53:02,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 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 07:53:02,857 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-19 07:53:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-19 07:53:02,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:53:02,857 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-19 07:53:02,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:53:03,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:53:03,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-19 07:53:03,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:53:03,472 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:53:03,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:53:03,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-19 07:53:03,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:53:03,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1688901604] [2022-11-19 07:53:03,476 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-19 07:53:03,476 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 07:53:03,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:53:03,477 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 07:53:03,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 (6)] Waiting until timeout for monitored process [2022-11-19 07:53:04,373 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-19 07:53:04,373 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 07:53:04,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 345 conjunts are in the unsatisfiable core [2022-11-19 07:53:04,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:53:19,758 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 07:53:19,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1688901604] [2022-11-19 07:53:19,759 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Maybe an infinite loop [2022-11-19 07:53:19,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [172234766] [2022-11-19 07:53:19,759 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-19 07:53:19,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-19 07:53:19,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 [2022-11-19 07:53:19,761 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-19 07:53:19,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2022-11-19 07:53:21,683 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-19 07:53:21,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 07:53:21,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 462 conjunts are in the unsatisfiable core [2022-11-19 07:53:21,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:53:43,319 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Maybe an infinite loop [2022-11-19 07:53:43,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [719189709] [2022-11-19 07:53:43,319 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-19 07:53:43,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:53:43,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:53:43,320 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:53:43,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-19 07:53:43,937 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-19 07:53:43,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 07:53:43,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 397 conjunts are in the unsatisfiable core [2022-11-19 07:53:43,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:54:01,989 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Maybe an infinite loop [2022-11-19 07:54:01,989 INFO L184 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:54:01,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2022-11-19 07:54:01,990 ERROR L170 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2022-11-19 07:54:01,990 INFO L359 BasicCegarLoop]: Counterexample might be feasible [2022-11-19 07:54:01,997 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:54:02,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 (6)] Forceful destruction successful, exit code 0 [2022-11-19 07:54:02,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2022-11-19 07:54:02,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-19 07:54:02,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:54:02,610 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1] [2022-11-19 07:54:02,613 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:54:02,640 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 07:54:02,643 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 07:54:02,643 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-19 07:54:02,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:54:02 BoogieIcfgContainer [2022-11-19 07:54:02,686 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:54:02,687 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:54:02,687 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:54:02,687 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:54:02,688 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:52:58" (3/4) ... [2022-11-19 07:54:02,691 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-19 07:54:02,692 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:54:02,693 INFO L158 Benchmark]: Toolchain (without parser) took 67131.33ms. Allocated memory was 75.5MB in the beginning and 977.3MB in the end (delta: 901.8MB). Free memory was 57.2MB in the beginning and 497.2MB in the end (delta: -440.0MB). Peak memory consumption was 460.8MB. Max. memory is 16.1GB. [2022-11-19 07:54:02,693 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 75.5MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:54:02,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.12ms. Allocated memory is still 75.5MB. Free memory was 57.1MB in the beginning and 45.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 07:54:02,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.69ms. Allocated memory is still 75.5MB. Free memory was 45.2MB in the beginning and 40.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-19 07:54:02,694 INFO L158 Benchmark]: Boogie Preprocessor took 92.94ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 36.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-19 07:54:02,695 INFO L158 Benchmark]: RCFGBuilder took 1547.68ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 36.4MB in the beginning and 70.3MB in the end (delta: -33.9MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2022-11-19 07:54:02,696 INFO L158 Benchmark]: TraceAbstraction took 64617.46ms. Allocated memory was 113.2MB in the beginning and 977.3MB in the end (delta: 864.0MB). Free memory was 69.6MB in the beginning and 497.2MB in the end (delta: -427.7MB). Peak memory consumption was 478.6MB. Max. memory is 16.1GB. [2022-11-19 07:54:02,696 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 977.3MB. Free memory is still 497.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:54:02,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 75.5MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.12ms. Allocated memory is still 75.5MB. Free memory was 57.1MB in the beginning and 45.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.69ms. Allocated memory is still 75.5MB. Free memory was 45.2MB in the beginning and 40.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.94ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 36.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1547.68ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 36.4MB in the beginning and 70.3MB in the end (delta: -33.9MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * TraceAbstraction took 64617.46ms. Allocated memory was 113.2MB in the beginning and 977.3MB in the end (delta: 864.0MB). Free memory was 69.6MB in the beginning and 497.2MB in the end (delta: -427.7MB). Peak memory consumption was 478.6MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 977.3MB. Free memory is still 497.2MB. 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: unable to decide satisfiability of path constraint. 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_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 3); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (3 - 1); [L31] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 2); [L32] const SORT_5 msb_SORT_5 = (SORT_5)1 << (2 - 1); [L34] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L35] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L37] const SORT_22 mask_SORT_22 = (SORT_22)-1 >> (sizeof(SORT_22) * 8 - 16); [L38] const SORT_22 msb_SORT_22 = (SORT_22)1 << (16 - 1); [L40] const SORT_68 mask_SORT_68 = (SORT_68)-1 >> (sizeof(SORT_68) * 8 - 13); [L41] const SORT_68 msb_SORT_68 = (SORT_68)1 << (13 - 1); [L43] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 6); [L44] const SORT_71 msb_SORT_71 = (SORT_71)1 << (6 - 1); [L46] const SORT_73 mask_SORT_73 = (SORT_73)-1 >> (sizeof(SORT_73) * 8 - 10); [L47] const SORT_73 msb_SORT_73 = (SORT_73)1 << (10 - 1); [L49] const SORT_79 mask_SORT_79 = (SORT_79)-1 >> (sizeof(SORT_79) * 8 - 9); [L50] const SORT_79 msb_SORT_79 = (SORT_79)1 << (9 - 1); [L52] const SORT_81 mask_SORT_81 = (SORT_81)-1 >> (sizeof(SORT_81) * 8 - 7); [L53] const SORT_81 msb_SORT_81 = (SORT_81)1 << (7 - 1); [L55] const SORT_84 mask_SORT_84 = (SORT_84)-1 >> (sizeof(SORT_84) * 8 - 12); [L56] const SORT_84 msb_SORT_84 = (SORT_84)1 << (12 - 1); [L58] const SORT_86 mask_SORT_86 = (SORT_86)-1 >> (sizeof(SORT_86) * 8 - 4); [L59] const SORT_86 msb_SORT_86 = (SORT_86)1 << (4 - 1); [L61] const SORT_1 var_7 = 0; [L62] const SORT_10 var_12 = 0; [L63] const SORT_1 var_16 = 1; [L64] const SORT_22 var_23 = 8; [L65] const SORT_22 var_24 = 10; [L66] const SORT_3 var_25 = 1; [L67] const SORT_22 var_28 = 88; [L68] const SORT_22 var_29 = 584; [L69] const SORT_3 var_30 = 3; [L70] const SORT_3 var_33 = 2; [L71] const SORT_22 var_37 = 705; [L72] const SORT_22 var_38 = 611; [L73] const SORT_3 var_39 = 5; [L74] const SORT_22 var_42 = 50825; [L75] const SORT_3 var_43 = 7; [L76] const SORT_3 var_46 = 6; [L77] const SORT_3 var_50 = 4; [L78] const SORT_22 var_65 = 0; [L79] const SORT_3 var_67 = 0; [L80] const SORT_71 var_72 = 0; [L81] const SORT_5 var_76 = 1; [L82] const SORT_79 var_80 = 0; [L83] const SORT_84 var_85 = 0; [L84] const SORT_5 var_89 = 3; [L85] const SORT_5 var_92 = 2; [L86] const SORT_68 var_97 = 1; [L87] const SORT_22 var_100 = 32767; [L88] const SORT_5 var_105 = 0; [L89] const SORT_73 var_119 = 1; [L90] const SORT_81 var_131 = 1; [L91] const SORT_86 var_141 = 1; [L93] SORT_1 input_2; [L94] SORT_3 input_4; [L95] SORT_5 input_6; [L96] SORT_22 input_66; [L97] SORT_22 input_96; [L98] SORT_22 input_108; [L99] SORT_22 input_109; [L100] SORT_22 input_118; [L101] SORT_22 input_130; [L102] SORT_22 input_140; [L103] SORT_22 input_157; [L104] SORT_22 input_166; [L105] SORT_22 input_170; [L106] SORT_22 input_179; [L107] SORT_22 input_181; [L108] SORT_22 input_190; [L109] SORT_22 input_197; [L110] SORT_22 input_201; [L111] SORT_22 input_204; [L112] SORT_22 input_206; [L114] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] SORT_22 state_58 = __VERIFIER_nondet_ushort() & mask_SORT_22; [L118] SORT_1 init_9_arg_1 = var_7; [L119] state_8 = init_9_arg_1 [L120] SORT_1 init_21_arg_1 = var_16; [L121] state_20 = init_21_arg_1 [L122] SORT_22 init_59_arg_1 = var_23; [L123] state_58 = init_59_arg_1 [L126] input_2 = __VERIFIER_nondet_uchar() [L127] input_4 = __VERIFIER_nondet_uchar() [L128] input_4 = input_4 & mask_SORT_3 [L129] input_6 = __VERIFIER_nondet_uchar() [L130] input_6 = input_6 & mask_SORT_5 [L131] input_66 = __VERIFIER_nondet_ushort() [L132] input_96 = __VERIFIER_nondet_ushort() [L133] input_108 = __VERIFIER_nondet_ushort() [L134] input_109 = __VERIFIER_nondet_ushort() [L135] input_118 = __VERIFIER_nondet_ushort() [L136] input_130 = __VERIFIER_nondet_ushort() [L137] input_140 = __VERIFIER_nondet_ushort() [L138] input_157 = __VERIFIER_nondet_ushort() [L139] input_166 = __VERIFIER_nondet_ushort() [L140] input_170 = __VERIFIER_nondet_ushort() [L141] input_179 = __VERIFIER_nondet_ushort() [L142] input_181 = __VERIFIER_nondet_ushort() [L143] input_190 = __VERIFIER_nondet_ushort() [L144] input_197 = __VERIFIER_nondet_ushort() [L145] input_201 = __VERIFIER_nondet_ushort() [L146] input_204 = __VERIFIER_nondet_ushort() [L147] input_206 = __VERIFIER_nondet_ushort() [L150] SORT_1 var_11_arg_0 = state_8; [L151] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L152] SORT_10 var_11 = var_11_arg_0; [L153] SORT_10 var_13_arg_0 = var_11; [L154] SORT_10 var_13_arg_1 = var_12; [L155] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L156] SORT_1 var_17_arg_0 = var_13; [L157] SORT_1 var_17 = ~var_17_arg_0; [L158] SORT_1 var_18_arg_0 = var_16; [L159] SORT_1 var_18_arg_1 = var_17; [L160] SORT_1 var_18 = var_18_arg_0 & var_18_arg_1; [L161] var_18 = var_18 & mask_SORT_1 [L162] SORT_1 bad_19_arg_0 = var_18; [L163] CALL __VERIFIER_assert(!(bad_19_arg_0)) [L20] COND FALSE !(!(cond)) [L163] RET __VERIFIER_assert(!(bad_19_arg_0)) [L165] SORT_1 var_60_arg_0 = state_20; [L166] SORT_1 var_60 = ~var_60_arg_0; [L167] SORT_3 var_47_arg_0 = input_4; [L168] SORT_3 var_47_arg_1 = var_46; [L169] SORT_1 var_47 = var_47_arg_0 == var_47_arg_1; [L170] SORT_3 var_44_arg_0 = input_4; [L171] SORT_3 var_44_arg_1 = var_43; [L172] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L173] SORT_1 var_48_arg_0 = var_47; [L174] SORT_1 var_48_arg_1 = var_44; [L175] SORT_1 var_48 = var_48_arg_0 | var_48_arg_1; [L176] var_48 = var_48 & mask_SORT_1 [L177] SORT_3 var_40_arg_0 = input_4; [L178] SORT_3 var_40_arg_1 = var_39; [L179] SORT_1 var_40 = var_40_arg_0 == var_40_arg_1; [L180] SORT_3 var_51_arg_0 = input_4; [L181] SORT_3 var_51_arg_1 = var_50; [L182] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L183] SORT_1 var_52_arg_0 = var_40; [L184] SORT_1 var_52_arg_1 = var_51; [L185] SORT_5 var_52 = ((SORT_5)var_52_arg_0 << 1) | var_52_arg_1; [L186] var_52 = var_52 & mask_SORT_5 [L187] SORT_1 var_53_arg_0 = var_48; [L188] SORT_5 var_53_arg_1 = var_52; [L189] SORT_3 var_53 = ((SORT_3)var_53_arg_0 << 2) | var_53_arg_1; [L190] var_53 = var_53 & mask_SORT_3 [L191] SORT_3 var_54_arg_0 = var_53; [L192] SORT_1 var_54 = var_54_arg_0 != 0; [L193] SORT_1 var_45_arg_0 = var_44; [L194] SORT_22 var_45_arg_1 = var_23; [L195] SORT_22 var_45_arg_2 = var_42; [L196] SORT_22 var_45 = var_45_arg_0 ? var_45_arg_1 : var_45_arg_2; [L197] SORT_1 var_41_arg_0 = var_40; [L198] SORT_22 var_41_arg_1 = var_38; [L199] SORT_22 var_41_arg_2 = var_37; [L200] SORT_22 var_41 = var_41_arg_0 ? var_41_arg_1 : var_41_arg_2; [L201] SORT_1 var_49_arg_0 = var_48; [L202] SORT_22 var_49_arg_1 = var_45; [L203] SORT_22 var_49_arg_2 = var_41; [L204] SORT_22 var_49 = var_49_arg_0 ? var_49_arg_1 : var_49_arg_2; [L205] SORT_3 var_34_arg_0 = input_4; [L206] SORT_3 var_34_arg_1 = var_33; [L207] SORT_1 var_34 = var_34_arg_0 == var_34_arg_1; [L208] SORT_3 var_31_arg_0 = input_4; [L209] SORT_3 var_31_arg_1 = var_30; [L210] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L211] SORT_1 var_35_arg_0 = var_34; [L212] SORT_1 var_35_arg_1 = var_31; [L213] SORT_1 var_35 = var_35_arg_0 | var_35_arg_1; [L214] var_35 = var_35 & mask_SORT_1 [L215] SORT_1 var_32_arg_0 = var_31; [L216] SORT_22 var_32_arg_1 = var_29; [L217] SORT_22 var_32_arg_2 = var_28; [L218] SORT_22 var_32 = var_32_arg_0 ? var_32_arg_1 : var_32_arg_2; [L219] SORT_3 var_26_arg_0 = input_4; [L220] SORT_3 var_26_arg_1 = var_25; [L221] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L222] SORT_1 var_27_arg_0 = var_26; [L223] SORT_22 var_27_arg_1 = var_24; [L224] SORT_22 var_27_arg_2 = var_23; [L225] SORT_22 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L226] SORT_1 var_36_arg_0 = var_35; [L227] SORT_22 var_36_arg_1 = var_32; [L228] SORT_22 var_36_arg_2 = var_27; [L229] SORT_22 var_36 = var_36_arg_0 ? var_36_arg_1 : var_36_arg_2; [L230] SORT_1 var_55_arg_0 = var_54; [L231] SORT_22 var_55_arg_1 = var_49; [L232] SORT_22 var_55_arg_2 = var_36; [L233] SORT_22 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L234] var_55 = var_55 & mask_SORT_22 [L235] SORT_22 var_61_arg_0 = state_58; [L236] SORT_22 var_61_arg_1 = var_55; [L237] SORT_1 var_61 = var_61_arg_0 == var_61_arg_1; [L238] SORT_1 var_62_arg_0 = var_60; [L239] SORT_1 var_62_arg_1 = var_61; [L240] SORT_1 var_62 = var_62_arg_0 & var_62_arg_1; [L241] SORT_1 next_63_arg_1 = var_62; [L242] SORT_1 next_64_arg_1 = var_7; [L243] SORT_5 var_152_arg_0 = input_6; [L244] SORT_5 var_152_arg_1 = var_92; [L245] SORT_1 var_152 = var_152_arg_0 == var_152_arg_1; [L246] SORT_5 var_150_arg_0 = input_6; [L247] SORT_5 var_150_arg_1 = var_89; [L248] SORT_1 var_150 = var_150_arg_0 == var_150_arg_1; [L249] SORT_1 var_153_arg_0 = var_152; [L250] SORT_1 var_153_arg_1 = var_150; [L251] SORT_1 var_153 = var_153_arg_0 | var_153_arg_1; [L252] var_153 = var_153 & mask_SORT_1 [L253] SORT_5 var_148_arg_0 = input_6; [L254] SORT_5 var_148_arg_1 = var_89; [L255] SORT_1 var_148 = var_148_arg_0 == var_148_arg_1; [L256] SORT_22 var_144_arg_0 = state_58; [L257] SORT_3 var_144 = var_144_arg_0 >> 13; [L258] SORT_3 var_145_arg_0 = var_144; [L259] var_145_arg_0 = var_145_arg_0 & mask_SORT_3 [L260] SORT_10 var_145 = var_145_arg_0; [L261] SORT_10 var_146_arg_0 = var_145; [L262] SORT_10 var_146_arg_1 = var_12; [L263] SORT_1 var_146 = var_146_arg_0 == var_146_arg_1; [L264] SORT_22 var_142_arg_0 = state_58; [L265] SORT_84 var_142 = var_142_arg_0 >> 0; [L266] var_142 = var_142 & mask_SORT_84 [L267] SORT_86 var_143_arg_0 = var_141; [L268] SORT_84 var_143_arg_1 = var_142; [L269] SORT_22 var_143 = ((SORT_22)var_143_arg_0 << 12) | var_143_arg_1; [L270] SORT_1 var_147_arg_0 = var_146; [L271] SORT_22 var_147_arg_1 = var_100; [L272] SORT_22 var_147_arg_2 = var_143; [L273] SORT_22 var_147 = var_147_arg_0 ? var_147_arg_1 : var_147_arg_2; [L274] SORT_1 var_149_arg_0 = var_148; [L275] SORT_22 var_149_arg_1 = var_147; [L276] SORT_22 var_149_arg_2 = input_140; [L277] SORT_22 var_149 = var_149_arg_0 ? var_149_arg_1 : var_149_arg_2; [L278] SORT_5 var_138_arg_0 = input_6; [L279] SORT_5 var_138_arg_1 = var_92; [L280] SORT_1 var_138 = var_138_arg_0 == var_138_arg_1; [L281] SORT_22 var_134_arg_0 = state_58; [L282] SORT_71 var_134 = var_134_arg_0 >> 10; [L283] SORT_71 var_135_arg_0 = var_134; [L284] var_135_arg_0 = var_135_arg_0 & mask_SORT_71 [L285] SORT_10 var_135 = var_135_arg_0; [L286] SORT_10 var_136_arg_0 = var_135; [L287] SORT_10 var_136_arg_1 = var_12; [L288] SORT_1 var_136 = var_136_arg_0 == var_136_arg_1; [L289] SORT_22 var_132_arg_0 = state_58; [L290] SORT_79 var_132 = var_132_arg_0 >> 0; [L291] var_132 = var_132 & mask_SORT_79 [L292] SORT_81 var_133_arg_0 = var_131; [L293] SORT_79 var_133_arg_1 = var_132; [L294] SORT_22 var_133 = ((SORT_22)var_133_arg_0 << 9) | var_133_arg_1; [L295] SORT_1 var_137_arg_0 = var_136; [L296] SORT_22 var_137_arg_1 = var_100; [L297] SORT_22 var_137_arg_2 = var_133; [L298] SORT_22 var_137 = var_137_arg_0 ? var_137_arg_1 : var_137_arg_2; [L299] SORT_1 var_139_arg_0 = var_138; [L300] SORT_22 var_139_arg_1 = var_137; [L301] SORT_22 var_139_arg_2 = input_130; [L302] SORT_22 var_139 = var_139_arg_0 ? var_139_arg_1 : var_139_arg_2; [L303] SORT_1 var_151_arg_0 = var_150; [L304] SORT_22 var_151_arg_1 = var_149; [L305] SORT_22 var_151_arg_2 = var_139; [L306] SORT_22 var_151 = var_151_arg_0 ? var_151_arg_1 : var_151_arg_2; [L307] SORT_5 var_128_arg_0 = input_6; [L308] SORT_5 var_128_arg_1 = var_76; [L309] SORT_1 var_128 = var_128_arg_0 == var_128_arg_1; [L310] SORT_5 var_126_arg_0 = input_6; [L311] SORT_5 var_126_arg_1 = var_76; [L312] SORT_1 var_126 = var_126_arg_0 == var_126_arg_1; [L313] SORT_22 var_122_arg_0 = state_58; [L314] SORT_79 var_122 = var_122_arg_0 >> 7; [L315] SORT_79 var_123_arg_0 = var_122; [L316] var_123_arg_0 = var_123_arg_0 & mask_SORT_79 [L317] SORT_10 var_123 = var_123_arg_0; [L318] SORT_10 var_124_arg_0 = var_123; [L319] SORT_10 var_124_arg_1 = var_12; [L320] SORT_1 var_124 = var_124_arg_0 == var_124_arg_1; [L321] SORT_22 var_120_arg_0 = state_58; [L322] SORT_71 var_120 = var_120_arg_0 >> 0; [L323] var_120 = var_120 & mask_SORT_71 [L324] SORT_73 var_121_arg_0 = var_119; [L325] SORT_71 var_121_arg_1 = var_120; [L326] SORT_22 var_121 = ((SORT_22)var_121_arg_0 << 6) | var_121_arg_1; [L327] SORT_1 var_125_arg_0 = var_124; [L328] SORT_22 var_125_arg_1 = var_100; [L329] SORT_22 var_125_arg_2 = var_121; [L330] SORT_22 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L331] SORT_1 var_127_arg_0 = var_126; [L332] SORT_22 var_127_arg_1 = var_125; [L333] SORT_22 var_127_arg_2 = input_118; [L334] SORT_22 var_127 = var_127_arg_0 ? var_127_arg_1 : var_127_arg_2; [L335] SORT_5 var_116_arg_0 = input_6; [L336] SORT_5 var_116_arg_1 = var_105; [L337] SORT_1 var_116 = var_116_arg_0 == var_116_arg_1; [L338] SORT_22 var_112_arg_0 = state_58; [L339] SORT_84 var_112 = var_112_arg_0 >> 4; [L340] SORT_84 var_113_arg_0 = var_112; [L341] var_113_arg_0 = var_113_arg_0 & mask_SORT_84 [L342] SORT_10 var_113 = var_113_arg_0; [L343] SORT_10 var_114_arg_0 = var_113; [L344] SORT_10 var_114_arg_1 = var_12; [L345] SORT_1 var_114 = var_114_arg_0 == var_114_arg_1; [L346] SORT_22 var_110_arg_0 = state_58; [L347] SORT_3 var_110 = var_110_arg_0 >> 0; [L348] var_110 = var_110 & mask_SORT_3 [L349] SORT_68 var_111_arg_0 = var_97; [L350] SORT_3 var_111_arg_1 = var_110; [L351] SORT_22 var_111 = ((SORT_22)var_111_arg_0 << 3) | var_111_arg_1; [L352] SORT_1 var_115_arg_0 = var_114; [L353] SORT_22 var_115_arg_1 = var_100; [L354] SORT_22 var_115_arg_2 = var_111; [L355] SORT_22 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L356] SORT_1 var_117_arg_0 = var_116; [L357] SORT_22 var_117_arg_1 = var_115; [L358] SORT_22 var_117_arg_2 = input_109; [L359] SORT_22 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L360] SORT_1 var_129_arg_0 = var_128; [L361] SORT_22 var_129_arg_1 = var_127; [L362] SORT_22 var_129_arg_2 = var_117; [L363] SORT_22 var_129 = var_129_arg_0 ? var_129_arg_1 : var_129_arg_2; [L364] SORT_1 var_154_arg_0 = var_153; [L365] SORT_22 var_154_arg_1 = var_151; [L366] SORT_22 var_154_arg_2 = var_129; [L367] SORT_22 var_154 = var_154_arg_0 ? var_154_arg_1 : var_154_arg_2; [L368] var_154 = var_154 & mask_SORT_22 [L369] SORT_22 var_155_arg_0 = var_55; [L370] SORT_22 var_155_arg_1 = var_154; [L371] SORT_1 var_155 = var_155_arg_0 == var_155_arg_1; [L372] SORT_5 var_219_arg_0 = input_6; [L373] SORT_5 var_219_arg_1 = var_92; [L374] SORT_1 var_219 = var_219_arg_0 == var_219_arg_1; [L375] SORT_5 var_217_arg_0 = input_6; [L376] SORT_5 var_217_arg_1 = var_89; [L377] SORT_1 var_217 = var_217_arg_0 == var_217_arg_1; [L378] SORT_1 var_220_arg_0 = var_219; [L379] SORT_1 var_220_arg_1 = var_217; [L380] SORT_1 var_220 = var_220_arg_0 | var_220_arg_1; [L381] var_220 = var_220 & mask_SORT_1 [L382] SORT_22 var_215_arg_0 = state_58; [L383] SORT_86 var_215 = var_215_arg_0 >> 12; [L384] var_215 = var_215 & mask_SORT_86 [L385] SORT_84 var_216_arg_0 = var_85; [L386] SORT_86 var_216_arg_1 = var_215; [L387] SORT_22 var_216 = ((SORT_22)var_216_arg_0 << 4) | var_216_arg_1; [L388] SORT_22 var_213_arg_0 = state_58; [L389] SORT_81 var_213 = var_213_arg_0 >> 9; [L390] var_213 = var_213 & mask_SORT_81 [L391] SORT_79 var_214_arg_0 = var_80; [L392] SORT_81 var_214_arg_1 = var_213; [L393] SORT_22 var_214 = ((SORT_22)var_214_arg_0 << 7) | var_214_arg_1; [L394] SORT_1 var_218_arg_0 = var_217; [L395] SORT_22 var_218_arg_1 = var_216; [L396] SORT_22 var_218_arg_2 = var_214; [L397] SORT_22 var_218 = var_218_arg_0 ? var_218_arg_1 : var_218_arg_2; [L398] SORT_5 var_211_arg_0 = input_6; [L399] SORT_5 var_211_arg_1 = var_76; [L400] SORT_1 var_211 = var_211_arg_0 == var_211_arg_1; [L401] SORT_22 var_209_arg_0 = state_58; [L402] SORT_73 var_209 = var_209_arg_0 >> 6; [L403] var_209 = var_209 & mask_SORT_73 [L404] SORT_71 var_210_arg_0 = var_72; [L405] SORT_73 var_210_arg_1 = var_209; [L406] SORT_22 var_210 = ((SORT_22)var_210_arg_0 << 10) | var_210_arg_1; [L407] SORT_22 var_207_arg_0 = state_58; [L408] SORT_68 var_207 = var_207_arg_0 >> 3; [L409] var_207 = var_207 & mask_SORT_68 [L410] SORT_3 var_208_arg_0 = var_67; [L411] SORT_68 var_208_arg_1 = var_207; [L412] SORT_22 var_208 = ((SORT_22)var_208_arg_0 << 13) | var_208_arg_1; [L413] SORT_1 var_212_arg_0 = var_211; [L414] SORT_22 var_212_arg_1 = var_210; [L415] SORT_22 var_212_arg_2 = var_208; [L416] SORT_22 var_212 = var_212_arg_0 ? var_212_arg_1 : var_212_arg_2; [L417] SORT_1 var_221_arg_0 = var_220; [L418] SORT_22 var_221_arg_1 = var_218; [L419] SORT_22 var_221_arg_2 = var_212; [L420] SORT_22 var_221 = var_221_arg_0 ? var_221_arg_1 : var_221_arg_2; [L421] SORT_1 var_222_arg_0 = var_155; [L422] SORT_22 var_222_arg_1 = var_221; [L423] SORT_22 var_222_arg_2 = input_206; [L424] SORT_22 var_222 = var_222_arg_0 ? var_222_arg_1 : var_222_arg_2; [L425] SORT_5 var_194_arg_0 = input_6; [L426] SORT_5 var_194_arg_1 = var_92; [L427] SORT_1 var_194 = var_194_arg_0 == var_194_arg_1; [L428] SORT_5 var_192_arg_0 = input_6; [L429] SORT_5 var_192_arg_1 = var_89; [L430] SORT_1 var_192 = var_192_arg_0 == var_192_arg_1; [L431] SORT_1 var_195_arg_0 = var_194; [L432] SORT_1 var_195_arg_1 = var_192; [L433] SORT_1 var_195 = var_195_arg_0 | var_195_arg_1; [L434] var_195 = var_195 & mask_SORT_1 [L435] SORT_5 var_188_arg_0 = input_6; [L436] SORT_5 var_188_arg_1 = var_89; [L437] SORT_1 var_188 = var_188_arg_0 == var_188_arg_1; [L438] SORT_22 var_184_arg_0 = var_55; [L439] SORT_3 var_184 = var_184_arg_0 >> 13; [L440] SORT_3 var_185_arg_0 = var_184; [L441] var_185_arg_0 = var_185_arg_0 & mask_SORT_3 [L442] SORT_10 var_185 = var_185_arg_0; [L443] SORT_10 var_186_arg_0 = var_185; [L444] SORT_10 var_186_arg_1 = var_12; [L445] SORT_1 var_186 = var_186_arg_0 == var_186_arg_1; [L446] SORT_22 var_182_arg_0 = var_55; [L447] SORT_84 var_182 = var_182_arg_0 >> 0; [L448] var_182 = var_182 & mask_SORT_84 [L449] SORT_86 var_183_arg_0 = var_141; [L450] SORT_84 var_183_arg_1 = var_182; [L451] SORT_22 var_183 = ((SORT_22)var_183_arg_0 << 12) | var_183_arg_1; [L452] SORT_1 var_187_arg_0 = var_186; [L453] SORT_22 var_187_arg_1 = var_100; [L454] SORT_22 var_187_arg_2 = var_183; [L455] SORT_22 var_187 = var_187_arg_0 ? var_187_arg_1 : var_187_arg_2; [L456] SORT_1 var_189_arg_0 = var_188; [L457] SORT_22 var_189_arg_1 = var_187; [L458] SORT_22 var_189_arg_2 = input_181; [L459] SORT_22 var_189 = var_189_arg_0 ? var_189_arg_1 : var_189_arg_2; [L460] SORT_1 var_191_arg_0 = var_155; [L461] SORT_22 var_191_arg_1 = input_190; [L462] SORT_22 var_191_arg_2 = var_189; [L463] SORT_22 var_191 = var_191_arg_0 ? var_191_arg_1 : var_191_arg_2; [L464] SORT_5 var_177_arg_0 = input_6; [L465] SORT_5 var_177_arg_1 = var_92; [L466] SORT_1 var_177 = var_177_arg_0 == var_177_arg_1; [L467] SORT_22 var_173_arg_0 = var_55; [L468] SORT_71 var_173 = var_173_arg_0 >> 10; [L469] SORT_71 var_174_arg_0 = var_173; [L470] var_174_arg_0 = var_174_arg_0 & mask_SORT_71 [L471] SORT_10 var_174 = var_174_arg_0; [L472] SORT_10 var_175_arg_0 = var_174; [L473] SORT_10 var_175_arg_1 = var_12; [L474] SORT_1 var_175 = var_175_arg_0 == var_175_arg_1; [L475] SORT_22 var_171_arg_0 = var_55; [L476] SORT_79 var_171 = var_171_arg_0 >> 0; [L477] var_171 = var_171 & mask_SORT_79 [L478] SORT_81 var_172_arg_0 = var_131; [L479] SORT_79 var_172_arg_1 = var_171; [L480] SORT_22 var_172 = ((SORT_22)var_172_arg_0 << 9) | var_172_arg_1; [L481] SORT_1 var_176_arg_0 = var_175; [L482] SORT_22 var_176_arg_1 = var_100; [L483] SORT_22 var_176_arg_2 = var_172; [L484] SORT_22 var_176 = var_176_arg_0 ? var_176_arg_1 : var_176_arg_2; [L485] SORT_1 var_178_arg_0 = var_177; [L486] SORT_22 var_178_arg_1 = var_176; [L487] SORT_22 var_178_arg_2 = input_170; [L488] SORT_22 var_178 = var_178_arg_0 ? var_178_arg_1 : var_178_arg_2; [L489] SORT_1 var_180_arg_0 = var_155; [L490] SORT_22 var_180_arg_1 = input_179; [L491] SORT_22 var_180_arg_2 = var_178; [L492] SORT_22 var_180 = var_180_arg_0 ? var_180_arg_1 : var_180_arg_2; [L493] SORT_1 var_193_arg_0 = var_192; [L494] SORT_22 var_193_arg_1 = var_191; [L495] SORT_22 var_193_arg_2 = var_180; [L496] SORT_22 var_193 = var_193_arg_0 ? var_193_arg_1 : var_193_arg_2; [L497] SORT_5 var_168_arg_0 = input_6; [L498] SORT_5 var_168_arg_1 = var_76; [L499] SORT_1 var_168 = var_168_arg_0 == var_168_arg_1; [L500] SORT_5 var_164_arg_0 = input_6; [L501] SORT_5 var_164_arg_1 = var_76; [L502] SORT_1 var_164 = var_164_arg_0 == var_164_arg_1; [L503] SORT_22 var_160_arg_0 = var_55; [L504] SORT_79 var_160 = var_160_arg_0 >> 7; [L505] SORT_79 var_161_arg_0 = var_160; [L506] var_161_arg_0 = var_161_arg_0 & mask_SORT_79 [L507] SORT_10 var_161 = var_161_arg_0; [L508] SORT_10 var_162_arg_0 = var_161; [L509] SORT_10 var_162_arg_1 = var_12; [L510] SORT_1 var_162 = var_162_arg_0 == var_162_arg_1; [L511] SORT_22 var_158_arg_0 = var_55; [L512] SORT_71 var_158 = var_158_arg_0 >> 0; [L513] var_158 = var_158 & mask_SORT_71 [L514] SORT_73 var_159_arg_0 = var_119; [L515] SORT_71 var_159_arg_1 = var_158; [L516] SORT_22 var_159 = ((SORT_22)var_159_arg_0 << 6) | var_159_arg_1; [L517] SORT_1 var_163_arg_0 = var_162; [L518] SORT_22 var_163_arg_1 = var_100; [L519] SORT_22 var_163_arg_2 = var_159; [L520] SORT_22 var_163 = var_163_arg_0 ? var_163_arg_1 : var_163_arg_2; [L521] SORT_1 var_165_arg_0 = var_164; [L522] SORT_22 var_165_arg_1 = var_163; [L523] SORT_22 var_165_arg_2 = input_157; [L524] SORT_22 var_165 = var_165_arg_0 ? var_165_arg_1 : var_165_arg_2; [L525] SORT_1 var_167_arg_0 = var_155; [L526] SORT_22 var_167_arg_1 = input_166; [L527] SORT_22 var_167_arg_2 = var_165; [L528] SORT_22 var_167 = var_167_arg_0 ? var_167_arg_1 : var_167_arg_2; [L529] SORT_5 var_106_arg_0 = input_6; [L530] SORT_5 var_106_arg_1 = var_105; [L531] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L532] SORT_22 var_101_arg_0 = var_55; [L533] SORT_84 var_101 = var_101_arg_0 >> 4; [L534] SORT_84 var_102_arg_0 = var_101; [L535] var_102_arg_0 = var_102_arg_0 & mask_SORT_84 [L536] SORT_10 var_102 = var_102_arg_0; [L537] SORT_10 var_103_arg_0 = var_102; [L538] SORT_10 var_103_arg_1 = var_12; [L539] SORT_1 var_103 = var_103_arg_0 == var_103_arg_1; [L540] SORT_22 var_98_arg_0 = var_55; [L541] SORT_3 var_98 = var_98_arg_0 >> 0; [L542] var_98 = var_98 & mask_SORT_3 [L543] SORT_68 var_99_arg_0 = var_97; [L544] SORT_3 var_99_arg_1 = var_98; [L545] SORT_22 var_99 = ((SORT_22)var_99_arg_0 << 3) | var_99_arg_1; [L546] SORT_1 var_104_arg_0 = var_103; [L547] SORT_22 var_104_arg_1 = var_100; [L548] SORT_22 var_104_arg_2 = var_99; [L549] SORT_22 var_104 = var_104_arg_0 ? var_104_arg_1 : var_104_arg_2; [L550] SORT_1 var_107_arg_0 = var_106; [L551] SORT_22 var_107_arg_1 = var_104; [L552] SORT_22 var_107_arg_2 = input_96; [L553] SORT_22 var_107 = var_107_arg_0 ? var_107_arg_1 : var_107_arg_2; [L554] SORT_1 var_156_arg_0 = var_155; [L555] SORT_22 var_156_arg_1 = input_108; [L556] SORT_22 var_156_arg_2 = var_107; [L557] SORT_22 var_156 = var_156_arg_0 ? var_156_arg_1 : var_156_arg_2; [L558] SORT_1 var_169_arg_0 = var_168; [L559] SORT_22 var_169_arg_1 = var_167; [L560] SORT_22 var_169_arg_2 = var_156; [L561] SORT_22 var_169 = var_169_arg_0 ? var_169_arg_1 : var_169_arg_2; [L562] SORT_1 var_196_arg_0 = var_195; [L563] SORT_22 var_196_arg_1 = var_193; [L564] SORT_22 var_196_arg_2 = var_169; [L565] SORT_22 var_196 = var_196_arg_0 ? var_196_arg_1 : var_196_arg_2; [L566] SORT_1 var_198_arg_0 = var_155; [L567] SORT_22 var_198_arg_1 = input_197; [L568] SORT_22 var_198_arg_2 = var_196; [L569] SORT_22 var_198 = var_198_arg_0 ? var_198_arg_1 : var_198_arg_2; [L570] var_198 = var_198 & mask_SORT_22 [L571] SORT_22 var_199_arg_0 = var_198; [L572] SORT_22 var_199_arg_1 = state_58; [L573] SORT_1 var_199 = var_199_arg_0 == var_199_arg_1; [L574] SORT_5 var_93_arg_0 = input_6; [L575] SORT_5 var_93_arg_1 = var_92; [L576] SORT_1 var_93 = var_93_arg_0 == var_93_arg_1; [L577] SORT_5 var_90_arg_0 = input_6; [L578] SORT_5 var_90_arg_1 = var_89; [L579] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L580] SORT_1 var_94_arg_0 = var_93; [L581] SORT_1 var_94_arg_1 = var_90; [L582] SORT_1 var_94 = var_94_arg_0 | var_94_arg_1; [L583] var_94 = var_94 & mask_SORT_1 [L584] SORT_22 var_87_arg_0 = var_55; [L585] SORT_86 var_87 = var_87_arg_0 >> 12; [L586] var_87 = var_87 & mask_SORT_86 [L587] SORT_84 var_88_arg_0 = var_85; [L588] SORT_86 var_88_arg_1 = var_87; [L589] SORT_22 var_88 = ((SORT_22)var_88_arg_0 << 4) | var_88_arg_1; [L590] SORT_22 var_82_arg_0 = var_55; [L591] SORT_81 var_82 = var_82_arg_0 >> 9; [L592] var_82 = var_82 & mask_SORT_81 [L593] SORT_79 var_83_arg_0 = var_80; [L594] SORT_81 var_83_arg_1 = var_82; [L595] SORT_22 var_83 = ((SORT_22)var_83_arg_0 << 7) | var_83_arg_1; [L596] SORT_1 var_91_arg_0 = var_90; [L597] SORT_22 var_91_arg_1 = var_88; [L598] SORT_22 var_91_arg_2 = var_83; [L599] SORT_22 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L600] SORT_5 var_77_arg_0 = input_6; [L601] SORT_5 var_77_arg_1 = var_76; [L602] SORT_1 var_77 = var_77_arg_0 == var_77_arg_1; [L603] SORT_22 var_74_arg_0 = var_55; [L604] SORT_73 var_74 = var_74_arg_0 >> 6; [L605] var_74 = var_74 & mask_SORT_73 [L606] SORT_71 var_75_arg_0 = var_72; [L607] SORT_73 var_75_arg_1 = var_74; [L608] SORT_22 var_75 = ((SORT_22)var_75_arg_0 << 10) | var_75_arg_1; [L609] SORT_22 var_69_arg_0 = var_55; [L610] SORT_68 var_69 = var_69_arg_0 >> 3; [L611] var_69 = var_69 & mask_SORT_68 [L612] SORT_3 var_70_arg_0 = var_67; [L613] SORT_68 var_70_arg_1 = var_69; [L614] SORT_22 var_70 = ((SORT_22)var_70_arg_0 << 13) | var_70_arg_1; [L615] SORT_1 var_78_arg_0 = var_77; [L616] SORT_22 var_78_arg_1 = var_75; [L617] SORT_22 var_78_arg_2 = var_70; [L618] SORT_22 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L619] SORT_1 var_95_arg_0 = var_94; [L620] SORT_22 var_95_arg_1 = var_91; [L621] SORT_22 var_95_arg_2 = var_78; [L622] SORT_22 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L623] SORT_1 var_200_arg_0 = var_199; [L624] SORT_22 var_200_arg_1 = var_95; [L625] SORT_22 var_200_arg_2 = input_66; [L626] SORT_22 var_200 = var_200_arg_0 ? var_200_arg_1 : var_200_arg_2; [L627] SORT_1 var_202_arg_0 = var_155; [L628] SORT_22 var_202_arg_1 = input_201; [L629] SORT_22 var_202_arg_2 = var_200; [L630] SORT_22 var_202 = var_202_arg_0 ? var_202_arg_1 : var_202_arg_2; [L631] SORT_1 var_203_arg_0 = var_199; [L632] SORT_22 var_203_arg_1 = var_202; [L633] SORT_22 var_203_arg_2 = var_65; [L634] SORT_22 var_203 = var_203_arg_0 ? var_203_arg_1 : var_203_arg_2; [L635] SORT_1 var_205_arg_0 = var_155; [L636] SORT_22 var_205_arg_1 = input_204; [L637] SORT_22 var_205_arg_2 = var_203; [L638] SORT_22 var_205 = var_205_arg_0 ? var_205_arg_1 : var_205_arg_2; [L639] SORT_1 var_223_arg_0 = var_155; [L640] SORT_22 var_223_arg_1 = var_222; [L641] SORT_22 var_223_arg_2 = var_205; [L642] SORT_22 var_223 = var_223_arg_0 ? var_223_arg_1 : var_223_arg_2; [L643] var_223 = var_223 & mask_SORT_22 [L644] SORT_22 next_224_arg_1 = var_223; [L646] state_8 = next_63_arg_1 [L647] state_20 = next_64_arg_1 [L648] state_58 = next_224_arg_1 [L126] input_2 = __VERIFIER_nondet_uchar() [L127] input_4 = __VERIFIER_nondet_uchar() [L128] input_4 = input_4 & mask_SORT_3 [L129] input_6 = __VERIFIER_nondet_uchar() [L130] input_6 = input_6 & mask_SORT_5 [L131] input_66 = __VERIFIER_nondet_ushort() [L132] input_96 = __VERIFIER_nondet_ushort() [L133] input_108 = __VERIFIER_nondet_ushort() [L134] input_109 = __VERIFIER_nondet_ushort() [L135] input_118 = __VERIFIER_nondet_ushort() [L136] input_130 = __VERIFIER_nondet_ushort() [L137] input_140 = __VERIFIER_nondet_ushort() [L138] input_157 = __VERIFIER_nondet_ushort() [L139] input_166 = __VERIFIER_nondet_ushort() [L140] input_170 = __VERIFIER_nondet_ushort() [L141] input_179 = __VERIFIER_nondet_ushort() [L142] input_181 = __VERIFIER_nondet_ushort() [L143] input_190 = __VERIFIER_nondet_ushort() [L144] input_197 = __VERIFIER_nondet_ushort() [L145] input_201 = __VERIFIER_nondet_ushort() [L146] input_204 = __VERIFIER_nondet_ushort() [L147] input_206 = __VERIFIER_nondet_ushort() [L150] SORT_1 var_11_arg_0 = state_8; [L151] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L152] SORT_10 var_11 = var_11_arg_0; [L153] SORT_10 var_13_arg_0 = var_11; [L154] SORT_10 var_13_arg_1 = var_12; [L155] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L156] SORT_1 var_17_arg_0 = var_13; [L157] SORT_1 var_17 = ~var_17_arg_0; [L158] SORT_1 var_18_arg_0 = var_16; [L159] SORT_1 var_18_arg_1 = var_17; [L160] SORT_1 var_18 = var_18_arg_0 & var_18_arg_1; [L161] var_18 = var_18 & mask_SORT_1 [L162] SORT_1 bad_19_arg_0 = var_18; [L163] CALL __VERIFIER_assert(!(bad_19_arg_0)) [L20] COND FALSE !(!(cond)) [L163] RET __VERIFIER_assert(!(bad_19_arg_0)) [L165] SORT_1 var_60_arg_0 = state_20; [L166] SORT_1 var_60 = ~var_60_arg_0; [L167] SORT_3 var_47_arg_0 = input_4; [L168] SORT_3 var_47_arg_1 = var_46; [L169] SORT_1 var_47 = var_47_arg_0 == var_47_arg_1; [L170] SORT_3 var_44_arg_0 = input_4; [L171] SORT_3 var_44_arg_1 = var_43; [L172] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L173] SORT_1 var_48_arg_0 = var_47; [L174] SORT_1 var_48_arg_1 = var_44; [L175] SORT_1 var_48 = var_48_arg_0 | var_48_arg_1; [L176] var_48 = var_48 & mask_SORT_1 [L177] SORT_3 var_40_arg_0 = input_4; [L178] SORT_3 var_40_arg_1 = var_39; [L179] SORT_1 var_40 = var_40_arg_0 == var_40_arg_1; [L180] SORT_3 var_51_arg_0 = input_4; [L181] SORT_3 var_51_arg_1 = var_50; [L182] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L183] SORT_1 var_52_arg_0 = var_40; [L184] SORT_1 var_52_arg_1 = var_51; [L185] SORT_5 var_52 = ((SORT_5)var_52_arg_0 << 1) | var_52_arg_1; [L186] var_52 = var_52 & mask_SORT_5 [L187] SORT_1 var_53_arg_0 = var_48; [L188] SORT_5 var_53_arg_1 = var_52; [L189] SORT_3 var_53 = ((SORT_3)var_53_arg_0 << 2) | var_53_arg_1; [L190] var_53 = var_53 & mask_SORT_3 [L191] SORT_3 var_54_arg_0 = var_53; [L192] SORT_1 var_54 = var_54_arg_0 != 0; [L193] SORT_1 var_45_arg_0 = var_44; [L194] SORT_22 var_45_arg_1 = var_23; [L195] SORT_22 var_45_arg_2 = var_42; [L196] SORT_22 var_45 = var_45_arg_0 ? var_45_arg_1 : var_45_arg_2; [L197] SORT_1 var_41_arg_0 = var_40; [L198] SORT_22 var_41_arg_1 = var_38; [L199] SORT_22 var_41_arg_2 = var_37; [L200] SORT_22 var_41 = var_41_arg_0 ? var_41_arg_1 : var_41_arg_2; [L201] SORT_1 var_49_arg_0 = var_48; [L202] SORT_22 var_49_arg_1 = var_45; [L203] SORT_22 var_49_arg_2 = var_41; [L204] SORT_22 var_49 = var_49_arg_0 ? var_49_arg_1 : var_49_arg_2; [L205] SORT_3 var_34_arg_0 = input_4; [L206] SORT_3 var_34_arg_1 = var_33; [L207] SORT_1 var_34 = var_34_arg_0 == var_34_arg_1; [L208] SORT_3 var_31_arg_0 = input_4; [L209] SORT_3 var_31_arg_1 = var_30; [L210] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L211] SORT_1 var_35_arg_0 = var_34; [L212] SORT_1 var_35_arg_1 = var_31; [L213] SORT_1 var_35 = var_35_arg_0 | var_35_arg_1; [L214] var_35 = var_35 & mask_SORT_1 [L215] SORT_1 var_32_arg_0 = var_31; [L216] SORT_22 var_32_arg_1 = var_29; [L217] SORT_22 var_32_arg_2 = var_28; [L218] SORT_22 var_32 = var_32_arg_0 ? var_32_arg_1 : var_32_arg_2; [L219] SORT_3 var_26_arg_0 = input_4; [L220] SORT_3 var_26_arg_1 = var_25; [L221] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L222] SORT_1 var_27_arg_0 = var_26; [L223] SORT_22 var_27_arg_1 = var_24; [L224] SORT_22 var_27_arg_2 = var_23; [L225] SORT_22 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L226] SORT_1 var_36_arg_0 = var_35; [L227] SORT_22 var_36_arg_1 = var_32; [L228] SORT_22 var_36_arg_2 = var_27; [L229] SORT_22 var_36 = var_36_arg_0 ? var_36_arg_1 : var_36_arg_2; [L230] SORT_1 var_55_arg_0 = var_54; [L231] SORT_22 var_55_arg_1 = var_49; [L232] SORT_22 var_55_arg_2 = var_36; [L233] SORT_22 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L234] var_55 = var_55 & mask_SORT_22 [L235] SORT_22 var_61_arg_0 = state_58; [L236] SORT_22 var_61_arg_1 = var_55; [L237] SORT_1 var_61 = var_61_arg_0 == var_61_arg_1; [L238] SORT_1 var_62_arg_0 = var_60; [L239] SORT_1 var_62_arg_1 = var_61; [L240] SORT_1 var_62 = var_62_arg_0 & var_62_arg_1; [L241] SORT_1 next_63_arg_1 = var_62; [L242] SORT_1 next_64_arg_1 = var_7; [L243] SORT_5 var_152_arg_0 = input_6; [L244] SORT_5 var_152_arg_1 = var_92; [L245] SORT_1 var_152 = var_152_arg_0 == var_152_arg_1; [L246] SORT_5 var_150_arg_0 = input_6; [L247] SORT_5 var_150_arg_1 = var_89; [L248] SORT_1 var_150 = var_150_arg_0 == var_150_arg_1; [L249] SORT_1 var_153_arg_0 = var_152; [L250] SORT_1 var_153_arg_1 = var_150; [L251] SORT_1 var_153 = var_153_arg_0 | var_153_arg_1; [L252] var_153 = var_153 & mask_SORT_1 [L253] SORT_5 var_148_arg_0 = input_6; [L254] SORT_5 var_148_arg_1 = var_89; [L255] SORT_1 var_148 = var_148_arg_0 == var_148_arg_1; [L256] SORT_22 var_144_arg_0 = state_58; [L257] SORT_3 var_144 = var_144_arg_0 >> 13; [L258] SORT_3 var_145_arg_0 = var_144; [L259] var_145_arg_0 = var_145_arg_0 & mask_SORT_3 [L260] SORT_10 var_145 = var_145_arg_0; [L261] SORT_10 var_146_arg_0 = var_145; [L262] SORT_10 var_146_arg_1 = var_12; [L263] SORT_1 var_146 = var_146_arg_0 == var_146_arg_1; [L264] SORT_22 var_142_arg_0 = state_58; [L265] SORT_84 var_142 = var_142_arg_0 >> 0; [L266] var_142 = var_142 & mask_SORT_84 [L267] SORT_86 var_143_arg_0 = var_141; [L268] SORT_84 var_143_arg_1 = var_142; [L269] SORT_22 var_143 = ((SORT_22)var_143_arg_0 << 12) | var_143_arg_1; [L270] SORT_1 var_147_arg_0 = var_146; [L271] SORT_22 var_147_arg_1 = var_100; [L272] SORT_22 var_147_arg_2 = var_143; [L273] SORT_22 var_147 = var_147_arg_0 ? var_147_arg_1 : var_147_arg_2; [L274] SORT_1 var_149_arg_0 = var_148; [L275] SORT_22 var_149_arg_1 = var_147; [L276] SORT_22 var_149_arg_2 = input_140; [L277] SORT_22 var_149 = var_149_arg_0 ? var_149_arg_1 : var_149_arg_2; [L278] SORT_5 var_138_arg_0 = input_6; [L279] SORT_5 var_138_arg_1 = var_92; [L280] SORT_1 var_138 = var_138_arg_0 == var_138_arg_1; [L281] SORT_22 var_134_arg_0 = state_58; [L282] SORT_71 var_134 = var_134_arg_0 >> 10; [L283] SORT_71 var_135_arg_0 = var_134; [L284] var_135_arg_0 = var_135_arg_0 & mask_SORT_71 [L285] SORT_10 var_135 = var_135_arg_0; [L286] SORT_10 var_136_arg_0 = var_135; [L287] SORT_10 var_136_arg_1 = var_12; [L288] SORT_1 var_136 = var_136_arg_0 == var_136_arg_1; [L289] SORT_22 var_132_arg_0 = state_58; [L290] SORT_79 var_132 = var_132_arg_0 >> 0; [L291] var_132 = var_132 & mask_SORT_79 [L292] SORT_81 var_133_arg_0 = var_131; [L293] SORT_79 var_133_arg_1 = var_132; [L294] SORT_22 var_133 = ((SORT_22)var_133_arg_0 << 9) | var_133_arg_1; [L295] SORT_1 var_137_arg_0 = var_136; [L296] SORT_22 var_137_arg_1 = var_100; [L297] SORT_22 var_137_arg_2 = var_133; [L298] SORT_22 var_137 = var_137_arg_0 ? var_137_arg_1 : var_137_arg_2; [L299] SORT_1 var_139_arg_0 = var_138; [L300] SORT_22 var_139_arg_1 = var_137; [L301] SORT_22 var_139_arg_2 = input_130; [L302] SORT_22 var_139 = var_139_arg_0 ? var_139_arg_1 : var_139_arg_2; [L303] SORT_1 var_151_arg_0 = var_150; [L304] SORT_22 var_151_arg_1 = var_149; [L305] SORT_22 var_151_arg_2 = var_139; [L306] SORT_22 var_151 = var_151_arg_0 ? var_151_arg_1 : var_151_arg_2; [L307] SORT_5 var_128_arg_0 = input_6; [L308] SORT_5 var_128_arg_1 = var_76; [L309] SORT_1 var_128 = var_128_arg_0 == var_128_arg_1; [L310] SORT_5 var_126_arg_0 = input_6; [L311] SORT_5 var_126_arg_1 = var_76; [L312] SORT_1 var_126 = var_126_arg_0 == var_126_arg_1; [L313] SORT_22 var_122_arg_0 = state_58; [L314] SORT_79 var_122 = var_122_arg_0 >> 7; [L315] SORT_79 var_123_arg_0 = var_122; [L316] var_123_arg_0 = var_123_arg_0 & mask_SORT_79 [L317] SORT_10 var_123 = var_123_arg_0; [L318] SORT_10 var_124_arg_0 = var_123; [L319] SORT_10 var_124_arg_1 = var_12; [L320] SORT_1 var_124 = var_124_arg_0 == var_124_arg_1; [L321] SORT_22 var_120_arg_0 = state_58; [L322] SORT_71 var_120 = var_120_arg_0 >> 0; [L323] var_120 = var_120 & mask_SORT_71 [L324] SORT_73 var_121_arg_0 = var_119; [L325] SORT_71 var_121_arg_1 = var_120; [L326] SORT_22 var_121 = ((SORT_22)var_121_arg_0 << 6) | var_121_arg_1; [L327] SORT_1 var_125_arg_0 = var_124; [L328] SORT_22 var_125_arg_1 = var_100; [L329] SORT_22 var_125_arg_2 = var_121; [L330] SORT_22 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L331] SORT_1 var_127_arg_0 = var_126; [L332] SORT_22 var_127_arg_1 = var_125; [L333] SORT_22 var_127_arg_2 = input_118; [L334] SORT_22 var_127 = var_127_arg_0 ? var_127_arg_1 : var_127_arg_2; [L335] SORT_5 var_116_arg_0 = input_6; [L336] SORT_5 var_116_arg_1 = var_105; [L337] SORT_1 var_116 = var_116_arg_0 == var_116_arg_1; [L338] SORT_22 var_112_arg_0 = state_58; [L339] SORT_84 var_112 = var_112_arg_0 >> 4; [L340] SORT_84 var_113_arg_0 = var_112; [L341] var_113_arg_0 = var_113_arg_0 & mask_SORT_84 [L342] SORT_10 var_113 = var_113_arg_0; [L343] SORT_10 var_114_arg_0 = var_113; [L344] SORT_10 var_114_arg_1 = var_12; [L345] SORT_1 var_114 = var_114_arg_0 == var_114_arg_1; [L346] SORT_22 var_110_arg_0 = state_58; [L347] SORT_3 var_110 = var_110_arg_0 >> 0; [L348] var_110 = var_110 & mask_SORT_3 [L349] SORT_68 var_111_arg_0 = var_97; [L350] SORT_3 var_111_arg_1 = var_110; [L351] SORT_22 var_111 = ((SORT_22)var_111_arg_0 << 3) | var_111_arg_1; [L352] SORT_1 var_115_arg_0 = var_114; [L353] SORT_22 var_115_arg_1 = var_100; [L354] SORT_22 var_115_arg_2 = var_111; [L355] SORT_22 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L356] SORT_1 var_117_arg_0 = var_116; [L357] SORT_22 var_117_arg_1 = var_115; [L358] SORT_22 var_117_arg_2 = input_109; [L359] SORT_22 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L360] SORT_1 var_129_arg_0 = var_128; [L361] SORT_22 var_129_arg_1 = var_127; [L362] SORT_22 var_129_arg_2 = var_117; [L363] SORT_22 var_129 = var_129_arg_0 ? var_129_arg_1 : var_129_arg_2; [L364] SORT_1 var_154_arg_0 = var_153; [L365] SORT_22 var_154_arg_1 = var_151; [L366] SORT_22 var_154_arg_2 = var_129; [L367] SORT_22 var_154 = var_154_arg_0 ? var_154_arg_1 : var_154_arg_2; [L368] var_154 = var_154 & mask_SORT_22 [L369] SORT_22 var_155_arg_0 = var_55; [L370] SORT_22 var_155_arg_1 = var_154; [L371] SORT_1 var_155 = var_155_arg_0 == var_155_arg_1; [L372] SORT_5 var_219_arg_0 = input_6; [L373] SORT_5 var_219_arg_1 = var_92; [L374] SORT_1 var_219 = var_219_arg_0 == var_219_arg_1; [L375] SORT_5 var_217_arg_0 = input_6; [L376] SORT_5 var_217_arg_1 = var_89; [L377] SORT_1 var_217 = var_217_arg_0 == var_217_arg_1; [L378] SORT_1 var_220_arg_0 = var_219; [L379] SORT_1 var_220_arg_1 = var_217; [L380] SORT_1 var_220 = var_220_arg_0 | var_220_arg_1; [L381] var_220 = var_220 & mask_SORT_1 [L382] SORT_22 var_215_arg_0 = state_58; [L383] SORT_86 var_215 = var_215_arg_0 >> 12; [L384] var_215 = var_215 & mask_SORT_86 [L385] SORT_84 var_216_arg_0 = var_85; [L386] SORT_86 var_216_arg_1 = var_215; [L387] SORT_22 var_216 = ((SORT_22)var_216_arg_0 << 4) | var_216_arg_1; [L388] SORT_22 var_213_arg_0 = state_58; [L389] SORT_81 var_213 = var_213_arg_0 >> 9; [L390] var_213 = var_213 & mask_SORT_81 [L391] SORT_79 var_214_arg_0 = var_80; [L392] SORT_81 var_214_arg_1 = var_213; [L393] SORT_22 var_214 = ((SORT_22)var_214_arg_0 << 7) | var_214_arg_1; [L394] SORT_1 var_218_arg_0 = var_217; [L395] SORT_22 var_218_arg_1 = var_216; [L396] SORT_22 var_218_arg_2 = var_214; [L397] SORT_22 var_218 = var_218_arg_0 ? var_218_arg_1 : var_218_arg_2; [L398] SORT_5 var_211_arg_0 = input_6; [L399] SORT_5 var_211_arg_1 = var_76; [L400] SORT_1 var_211 = var_211_arg_0 == var_211_arg_1; [L401] SORT_22 var_209_arg_0 = state_58; [L402] SORT_73 var_209 = var_209_arg_0 >> 6; [L403] var_209 = var_209 & mask_SORT_73 [L404] SORT_71 var_210_arg_0 = var_72; [L405] SORT_73 var_210_arg_1 = var_209; [L406] SORT_22 var_210 = ((SORT_22)var_210_arg_0 << 10) | var_210_arg_1; [L407] SORT_22 var_207_arg_0 = state_58; [L408] SORT_68 var_207 = var_207_arg_0 >> 3; [L409] var_207 = var_207 & mask_SORT_68 [L410] SORT_3 var_208_arg_0 = var_67; [L411] SORT_68 var_208_arg_1 = var_207; [L412] SORT_22 var_208 = ((SORT_22)var_208_arg_0 << 13) | var_208_arg_1; [L413] SORT_1 var_212_arg_0 = var_211; [L414] SORT_22 var_212_arg_1 = var_210; [L415] SORT_22 var_212_arg_2 = var_208; [L416] SORT_22 var_212 = var_212_arg_0 ? var_212_arg_1 : var_212_arg_2; [L417] SORT_1 var_221_arg_0 = var_220; [L418] SORT_22 var_221_arg_1 = var_218; [L419] SORT_22 var_221_arg_2 = var_212; [L420] SORT_22 var_221 = var_221_arg_0 ? var_221_arg_1 : var_221_arg_2; [L421] SORT_1 var_222_arg_0 = var_155; [L422] SORT_22 var_222_arg_1 = var_221; [L423] SORT_22 var_222_arg_2 = input_206; [L424] SORT_22 var_222 = var_222_arg_0 ? var_222_arg_1 : var_222_arg_2; [L425] SORT_5 var_194_arg_0 = input_6; [L426] SORT_5 var_194_arg_1 = var_92; [L427] SORT_1 var_194 = var_194_arg_0 == var_194_arg_1; [L428] SORT_5 var_192_arg_0 = input_6; [L429] SORT_5 var_192_arg_1 = var_89; [L430] SORT_1 var_192 = var_192_arg_0 == var_192_arg_1; [L431] SORT_1 var_195_arg_0 = var_194; [L432] SORT_1 var_195_arg_1 = var_192; [L433] SORT_1 var_195 = var_195_arg_0 | var_195_arg_1; [L434] var_195 = var_195 & mask_SORT_1 [L435] SORT_5 var_188_arg_0 = input_6; [L436] SORT_5 var_188_arg_1 = var_89; [L437] SORT_1 var_188 = var_188_arg_0 == var_188_arg_1; [L438] SORT_22 var_184_arg_0 = var_55; [L439] SORT_3 var_184 = var_184_arg_0 >> 13; [L440] SORT_3 var_185_arg_0 = var_184; [L441] var_185_arg_0 = var_185_arg_0 & mask_SORT_3 [L442] SORT_10 var_185 = var_185_arg_0; [L443] SORT_10 var_186_arg_0 = var_185; [L444] SORT_10 var_186_arg_1 = var_12; [L445] SORT_1 var_186 = var_186_arg_0 == var_186_arg_1; [L446] SORT_22 var_182_arg_0 = var_55; [L447] SORT_84 var_182 = var_182_arg_0 >> 0; [L448] var_182 = var_182 & mask_SORT_84 [L449] SORT_86 var_183_arg_0 = var_141; [L450] SORT_84 var_183_arg_1 = var_182; [L451] SORT_22 var_183 = ((SORT_22)var_183_arg_0 << 12) | var_183_arg_1; [L452] SORT_1 var_187_arg_0 = var_186; [L453] SORT_22 var_187_arg_1 = var_100; [L454] SORT_22 var_187_arg_2 = var_183; [L455] SORT_22 var_187 = var_187_arg_0 ? var_187_arg_1 : var_187_arg_2; [L456] SORT_1 var_189_arg_0 = var_188; [L457] SORT_22 var_189_arg_1 = var_187; [L458] SORT_22 var_189_arg_2 = input_181; [L459] SORT_22 var_189 = var_189_arg_0 ? var_189_arg_1 : var_189_arg_2; [L460] SORT_1 var_191_arg_0 = var_155; [L461] SORT_22 var_191_arg_1 = input_190; [L462] SORT_22 var_191_arg_2 = var_189; [L463] SORT_22 var_191 = var_191_arg_0 ? var_191_arg_1 : var_191_arg_2; [L464] SORT_5 var_177_arg_0 = input_6; [L465] SORT_5 var_177_arg_1 = var_92; [L466] SORT_1 var_177 = var_177_arg_0 == var_177_arg_1; [L467] SORT_22 var_173_arg_0 = var_55; [L468] SORT_71 var_173 = var_173_arg_0 >> 10; [L469] SORT_71 var_174_arg_0 = var_173; [L470] var_174_arg_0 = var_174_arg_0 & mask_SORT_71 [L471] SORT_10 var_174 = var_174_arg_0; [L472] SORT_10 var_175_arg_0 = var_174; [L473] SORT_10 var_175_arg_1 = var_12; [L474] SORT_1 var_175 = var_175_arg_0 == var_175_arg_1; [L475] SORT_22 var_171_arg_0 = var_55; [L476] SORT_79 var_171 = var_171_arg_0 >> 0; [L477] var_171 = var_171 & mask_SORT_79 [L478] SORT_81 var_172_arg_0 = var_131; [L479] SORT_79 var_172_arg_1 = var_171; [L480] SORT_22 var_172 = ((SORT_22)var_172_arg_0 << 9) | var_172_arg_1; [L481] SORT_1 var_176_arg_0 = var_175; [L482] SORT_22 var_176_arg_1 = var_100; [L483] SORT_22 var_176_arg_2 = var_172; [L484] SORT_22 var_176 = var_176_arg_0 ? var_176_arg_1 : var_176_arg_2; [L485] SORT_1 var_178_arg_0 = var_177; [L486] SORT_22 var_178_arg_1 = var_176; [L487] SORT_22 var_178_arg_2 = input_170; [L488] SORT_22 var_178 = var_178_arg_0 ? var_178_arg_1 : var_178_arg_2; [L489] SORT_1 var_180_arg_0 = var_155; [L490] SORT_22 var_180_arg_1 = input_179; [L491] SORT_22 var_180_arg_2 = var_178; [L492] SORT_22 var_180 = var_180_arg_0 ? var_180_arg_1 : var_180_arg_2; [L493] SORT_1 var_193_arg_0 = var_192; [L494] SORT_22 var_193_arg_1 = var_191; [L495] SORT_22 var_193_arg_2 = var_180; [L496] SORT_22 var_193 = var_193_arg_0 ? var_193_arg_1 : var_193_arg_2; [L497] SORT_5 var_168_arg_0 = input_6; [L498] SORT_5 var_168_arg_1 = var_76; [L499] SORT_1 var_168 = var_168_arg_0 == var_168_arg_1; [L500] SORT_5 var_164_arg_0 = input_6; [L501] SORT_5 var_164_arg_1 = var_76; [L502] SORT_1 var_164 = var_164_arg_0 == var_164_arg_1; [L503] SORT_22 var_160_arg_0 = var_55; [L504] SORT_79 var_160 = var_160_arg_0 >> 7; [L505] SORT_79 var_161_arg_0 = var_160; [L506] var_161_arg_0 = var_161_arg_0 & mask_SORT_79 [L507] SORT_10 var_161 = var_161_arg_0; [L508] SORT_10 var_162_arg_0 = var_161; [L509] SORT_10 var_162_arg_1 = var_12; [L510] SORT_1 var_162 = var_162_arg_0 == var_162_arg_1; [L511] SORT_22 var_158_arg_0 = var_55; [L512] SORT_71 var_158 = var_158_arg_0 >> 0; [L513] var_158 = var_158 & mask_SORT_71 [L514] SORT_73 var_159_arg_0 = var_119; [L515] SORT_71 var_159_arg_1 = var_158; [L516] SORT_22 var_159 = ((SORT_22)var_159_arg_0 << 6) | var_159_arg_1; [L517] SORT_1 var_163_arg_0 = var_162; [L518] SORT_22 var_163_arg_1 = var_100; [L519] SORT_22 var_163_arg_2 = var_159; [L520] SORT_22 var_163 = var_163_arg_0 ? var_163_arg_1 : var_163_arg_2; [L521] SORT_1 var_165_arg_0 = var_164; [L522] SORT_22 var_165_arg_1 = var_163; [L523] SORT_22 var_165_arg_2 = input_157; [L524] SORT_22 var_165 = var_165_arg_0 ? var_165_arg_1 : var_165_arg_2; [L525] SORT_1 var_167_arg_0 = var_155; [L526] SORT_22 var_167_arg_1 = input_166; [L527] SORT_22 var_167_arg_2 = var_165; [L528] SORT_22 var_167 = var_167_arg_0 ? var_167_arg_1 : var_167_arg_2; [L529] SORT_5 var_106_arg_0 = input_6; [L530] SORT_5 var_106_arg_1 = var_105; [L531] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L532] SORT_22 var_101_arg_0 = var_55; [L533] SORT_84 var_101 = var_101_arg_0 >> 4; [L534] SORT_84 var_102_arg_0 = var_101; [L535] var_102_arg_0 = var_102_arg_0 & mask_SORT_84 [L536] SORT_10 var_102 = var_102_arg_0; [L537] SORT_10 var_103_arg_0 = var_102; [L538] SORT_10 var_103_arg_1 = var_12; [L539] SORT_1 var_103 = var_103_arg_0 == var_103_arg_1; [L540] SORT_22 var_98_arg_0 = var_55; [L541] SORT_3 var_98 = var_98_arg_0 >> 0; [L542] var_98 = var_98 & mask_SORT_3 [L543] SORT_68 var_99_arg_0 = var_97; [L544] SORT_3 var_99_arg_1 = var_98; [L545] SORT_22 var_99 = ((SORT_22)var_99_arg_0 << 3) | var_99_arg_1; [L546] SORT_1 var_104_arg_0 = var_103; [L547] SORT_22 var_104_arg_1 = var_100; [L548] SORT_22 var_104_arg_2 = var_99; [L549] SORT_22 var_104 = var_104_arg_0 ? var_104_arg_1 : var_104_arg_2; [L550] SORT_1 var_107_arg_0 = var_106; [L551] SORT_22 var_107_arg_1 = var_104; [L552] SORT_22 var_107_arg_2 = input_96; [L553] SORT_22 var_107 = var_107_arg_0 ? var_107_arg_1 : var_107_arg_2; [L554] SORT_1 var_156_arg_0 = var_155; [L555] SORT_22 var_156_arg_1 = input_108; [L556] SORT_22 var_156_arg_2 = var_107; [L557] SORT_22 var_156 = var_156_arg_0 ? var_156_arg_1 : var_156_arg_2; [L558] SORT_1 var_169_arg_0 = var_168; [L559] SORT_22 var_169_arg_1 = var_167; [L560] SORT_22 var_169_arg_2 = var_156; [L561] SORT_22 var_169 = var_169_arg_0 ? var_169_arg_1 : var_169_arg_2; [L562] SORT_1 var_196_arg_0 = var_195; [L563] SORT_22 var_196_arg_1 = var_193; [L564] SORT_22 var_196_arg_2 = var_169; [L565] SORT_22 var_196 = var_196_arg_0 ? var_196_arg_1 : var_196_arg_2; [L566] SORT_1 var_198_arg_0 = var_155; [L567] SORT_22 var_198_arg_1 = input_197; [L568] SORT_22 var_198_arg_2 = var_196; [L569] SORT_22 var_198 = var_198_arg_0 ? var_198_arg_1 : var_198_arg_2; [L570] var_198 = var_198 & mask_SORT_22 [L571] SORT_22 var_199_arg_0 = var_198; [L572] SORT_22 var_199_arg_1 = state_58; [L573] SORT_1 var_199 = var_199_arg_0 == var_199_arg_1; [L574] SORT_5 var_93_arg_0 = input_6; [L575] SORT_5 var_93_arg_1 = var_92; [L576] SORT_1 var_93 = var_93_arg_0 == var_93_arg_1; [L577] SORT_5 var_90_arg_0 = input_6; [L578] SORT_5 var_90_arg_1 = var_89; [L579] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L580] SORT_1 var_94_arg_0 = var_93; [L581] SORT_1 var_94_arg_1 = var_90; [L582] SORT_1 var_94 = var_94_arg_0 | var_94_arg_1; [L583] var_94 = var_94 & mask_SORT_1 [L584] SORT_22 var_87_arg_0 = var_55; [L585] SORT_86 var_87 = var_87_arg_0 >> 12; [L586] var_87 = var_87 & mask_SORT_86 [L587] SORT_84 var_88_arg_0 = var_85; [L588] SORT_86 var_88_arg_1 = var_87; [L589] SORT_22 var_88 = ((SORT_22)var_88_arg_0 << 4) | var_88_arg_1; [L590] SORT_22 var_82_arg_0 = var_55; [L591] SORT_81 var_82 = var_82_arg_0 >> 9; [L592] var_82 = var_82 & mask_SORT_81 [L593] SORT_79 var_83_arg_0 = var_80; [L594] SORT_81 var_83_arg_1 = var_82; [L595] SORT_22 var_83 = ((SORT_22)var_83_arg_0 << 7) | var_83_arg_1; [L596] SORT_1 var_91_arg_0 = var_90; [L597] SORT_22 var_91_arg_1 = var_88; [L598] SORT_22 var_91_arg_2 = var_83; [L599] SORT_22 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L600] SORT_5 var_77_arg_0 = input_6; [L601] SORT_5 var_77_arg_1 = var_76; [L602] SORT_1 var_77 = var_77_arg_0 == var_77_arg_1; [L603] SORT_22 var_74_arg_0 = var_55; [L604] SORT_73 var_74 = var_74_arg_0 >> 6; [L605] var_74 = var_74 & mask_SORT_73 [L606] SORT_71 var_75_arg_0 = var_72; [L607] SORT_73 var_75_arg_1 = var_74; [L608] SORT_22 var_75 = ((SORT_22)var_75_arg_0 << 10) | var_75_arg_1; [L609] SORT_22 var_69_arg_0 = var_55; [L610] SORT_68 var_69 = var_69_arg_0 >> 3; [L611] var_69 = var_69 & mask_SORT_68 [L612] SORT_3 var_70_arg_0 = var_67; [L613] SORT_68 var_70_arg_1 = var_69; [L614] SORT_22 var_70 = ((SORT_22)var_70_arg_0 << 13) | var_70_arg_1; [L615] SORT_1 var_78_arg_0 = var_77; [L616] SORT_22 var_78_arg_1 = var_75; [L617] SORT_22 var_78_arg_2 = var_70; [L618] SORT_22 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L619] SORT_1 var_95_arg_0 = var_94; [L620] SORT_22 var_95_arg_1 = var_91; [L621] SORT_22 var_95_arg_2 = var_78; [L622] SORT_22 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L623] SORT_1 var_200_arg_0 = var_199; [L624] SORT_22 var_200_arg_1 = var_95; [L625] SORT_22 var_200_arg_2 = input_66; [L626] SORT_22 var_200 = var_200_arg_0 ? var_200_arg_1 : var_200_arg_2; [L627] SORT_1 var_202_arg_0 = var_155; [L628] SORT_22 var_202_arg_1 = input_201; [L629] SORT_22 var_202_arg_2 = var_200; [L630] SORT_22 var_202 = var_202_arg_0 ? var_202_arg_1 : var_202_arg_2; [L631] SORT_1 var_203_arg_0 = var_199; [L632] SORT_22 var_203_arg_1 = var_202; [L633] SORT_22 var_203_arg_2 = var_65; [L634] SORT_22 var_203 = var_203_arg_0 ? var_203_arg_1 : var_203_arg_2; [L635] SORT_1 var_205_arg_0 = var_155; [L636] SORT_22 var_205_arg_1 = input_204; [L637] SORT_22 var_205_arg_2 = var_203; [L638] SORT_22 var_205 = var_205_arg_0 ? var_205_arg_1 : var_205_arg_2; [L639] SORT_1 var_223_arg_0 = var_155; [L640] SORT_22 var_223_arg_1 = var_222; [L641] SORT_22 var_223_arg_2 = var_205; [L642] SORT_22 var_223 = var_223_arg_0 ? var_223_arg_1 : var_223_arg_2; [L643] var_223 = var_223 & mask_SORT_22 [L644] SORT_22 next_224_arg_1 = var_223; [L646] state_8 = next_63_arg_1 [L647] state_20 = next_64_arg_1 [L648] state_58 = next_224_arg_1 [L126] input_2 = __VERIFIER_nondet_uchar() [L127] input_4 = __VERIFIER_nondet_uchar() [L128] input_4 = input_4 & mask_SORT_3 [L129] input_6 = __VERIFIER_nondet_uchar() [L130] input_6 = input_6 & mask_SORT_5 [L131] input_66 = __VERIFIER_nondet_ushort() [L132] input_96 = __VERIFIER_nondet_ushort() [L133] input_108 = __VERIFIER_nondet_ushort() [L134] input_109 = __VERIFIER_nondet_ushort() [L135] input_118 = __VERIFIER_nondet_ushort() [L136] input_130 = __VERIFIER_nondet_ushort() [L137] input_140 = __VERIFIER_nondet_ushort() [L138] input_157 = __VERIFIER_nondet_ushort() [L139] input_166 = __VERIFIER_nondet_ushort() [L140] input_170 = __VERIFIER_nondet_ushort() [L141] input_179 = __VERIFIER_nondet_ushort() [L142] input_181 = __VERIFIER_nondet_ushort() [L143] input_190 = __VERIFIER_nondet_ushort() [L144] input_197 = __VERIFIER_nondet_ushort() [L145] input_201 = __VERIFIER_nondet_ushort() [L146] input_204 = __VERIFIER_nondet_ushort() [L147] input_206 = __VERIFIER_nondet_ushort() [L150] SORT_1 var_11_arg_0 = state_8; [L151] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L152] SORT_10 var_11 = var_11_arg_0; [L153] SORT_10 var_13_arg_0 = var_11; [L154] SORT_10 var_13_arg_1 = var_12; [L155] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L156] SORT_1 var_17_arg_0 = var_13; [L157] SORT_1 var_17 = ~var_17_arg_0; [L158] SORT_1 var_18_arg_0 = var_16; [L159] SORT_1 var_18_arg_1 = var_17; [L160] SORT_1 var_18 = var_18_arg_0 & var_18_arg_1; [L161] var_18 = var_18 & mask_SORT_1 [L162] SORT_1 bad_19_arg_0 = var_18; [L163] CALL __VERIFIER_assert(!(bad_19_arg_0)) [L20] COND TRUE !(cond) [L20] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 64.5s, OverallIterations: 3, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 37 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 14 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=2, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 46 ConstructedInterpolants, 15 QuantifiedInterpolants, 719 SizeOfPredicates, 89 NumberOfNonLiveVariables, 2900 ConjunctsInSsa, 438 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/12 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 07:54:02,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b84bd03-2c99-40a9-acad-3d353902aaf3/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 Result: UNKNOWN