./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh --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 ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e --- 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-2329fc7 [2022-12-14 06:32:42,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:32:42,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:32:42,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:32:42,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:32:42,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:32:42,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:32:42,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:32:42,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:32:42,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:32:42,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:32:42,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:32:42,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:32:42,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:32:42,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:32:42,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:32:42,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:32:42,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:32:42,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:32:42,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:32:42,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:32:42,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:32:42,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:32:42,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:32:42,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:32:42,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:32:42,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:32:42,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:32:42,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:32:42,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:32:42,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:32:42,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:32:42,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:32:42,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:32:42,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:32:42,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:32:42,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:32:42,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:32:42,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:32:42,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:32:42,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:32:42,917 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 06:32:42,932 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:32:42,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:32:42,933 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:32:42,933 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:32:42,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:32:42,942 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:32:42,942 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:32:42,942 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:32:42,943 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:32:42,943 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:32:42,943 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:32:42,943 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:32:42,943 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:32:42,944 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:32:42,944 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:32:42,944 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:32:42,944 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:32:42,944 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:32:42,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:32:42,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:32:42,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:32:42,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:32:42,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:32:42,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:32:42,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:32:42,946 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:32:42,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:32:42,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:32:42,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:32:42,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:32:42,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:32:42,947 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:32:42,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:32:42,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:32:42,948 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:32:42,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:32:42,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:32:42,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:32:42,948 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_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e [2022-12-14 06:32:43,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:32:43,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:32:43,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:32:43,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:32:43,149 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:32:43,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 06:32:45,715 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:32:45,919 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:32:45,920 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 06:32:45,930 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data/c2ac66865/7a5cec0cb54c423d918add06717084ae/FLAGae68c0619 [2022-12-14 06:32:46,321 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data/c2ac66865/7a5cec0cb54c423d918add06717084ae [2022-12-14 06:32:46,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:32:46,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:32:46,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:32:46,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:32:46,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:32:46,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3265aa1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46, skipping insertion in model container [2022-12-14 06:32:46,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:32:46,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:32:46,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 06:32:46,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:32:46,635 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:32:46,642 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 06:32:46,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:32:46,726 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:32:46,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46 WrapperNode [2022-12-14 06:32:46,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:32:46,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:32:46,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:32:46,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:32:46,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,805 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1199 [2022-12-14 06:32:46,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:32:46,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:32:46,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:32:46,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:32:46,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,887 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:32:46,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:32:46,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:32:46,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:32:46,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (1/1) ... [2022-12-14 06:32:46,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:32:46,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:32:46,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:32:46,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:32:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:32:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:32:47,170 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:32:47,172 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:33:19,988 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:33:20,004 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:33:20,004 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 06:33:20,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:33:20 BoogieIcfgContainer [2022-12-14 06:33:20,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:33:20,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:33:20,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:33:20,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:33:20,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:32:46" (1/3) ... [2022-12-14 06:33:20,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63cd269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:33:20, skipping insertion in model container [2022-12-14 06:33:20,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:32:46" (2/3) ... [2022-12-14 06:33:20,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63cd269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:33:20, skipping insertion in model container [2022-12-14 06:33:20,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:33:20" (3/3) ... [2022-12-14 06:33:20,011 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 06:33:20,024 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:33:20,025 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 06:33:20,056 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:33:20,061 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;@3fdba293, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:33:20,061 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 06:33:20,064 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) [2022-12-14 06:33:20,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 06:33:20,068 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:33:20,068 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-12-14 06:33:20,069 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:33:20,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:33:20,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-12-14 06:33:20,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:33:20,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565801578] [2022-12-14 06:33:20,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:33:20,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:33:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:33:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:33:21,213 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:33:21,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565801578] [2022-12-14 06:33:21,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565801578] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:33:21,214 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:33:21,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:33:21,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951765331] [2022-12-14 06:33:21,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:33:21,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:33:21,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:33:21,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:33:21,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:33:21,241 INFO L87 Difference]: Start difference. First 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-12-14 06:33:23,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 06:33:23,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:33:23,953 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2022-12-14 06:33:23,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:33:23,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2022-12-14 06:33:23,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:33:23,960 INFO L225 Difference]: With dead ends: 15 [2022-12-14 06:33:23,960 INFO L226 Difference]: Without dead ends: 9 [2022-12-14 06:33:23,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:33:23,964 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-12-14 06:33:23,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-12-14 06:33:23,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2022-12-14 06:33:23,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2022-12-14 06:33:23,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 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) [2022-12-14 06:33:23,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2022-12-14 06:33:23,984 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2022-12-14 06:33:23,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:33:23,984 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2022-12-14 06:33:23,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-12-14 06:33:23,984 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2022-12-14 06:33:23,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 06:33:23,985 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:33:23,985 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2022-12-14 06:33:23,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 06:33:23,985 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:33:23,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:33:23,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2022-12-14 06:33:23,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:33:23,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537070326] [2022-12-14 06:33:23,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:33:23,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:33:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 06:33:51,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 06:34:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 06:34:14,624 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 06:34:14,624 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 06:34:14,625 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 06:34:14,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 06:34:14,629 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-14 06:34:14,632 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 06:34:14,700 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 06:34:14,701 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 06:34:14,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 06:34:14 BoogieIcfgContainer [2022-12-14 06:34:14,745 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 06:34:14,746 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 06:34:14,746 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 06:34:14,746 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 06:34:14,747 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:33:20" (3/4) ... [2022-12-14 06:34:14,749 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 06:34:14,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 06:34:14,750 INFO L158 Benchmark]: Toolchain (without parser) took 88418.86ms. Allocated memory was 138.4MB in the beginning and 966.8MB in the end (delta: 828.4MB). Free memory was 102.2MB in the beginning and 619.5MB in the end (delta: -517.3MB). Peak memory consumption was 312.6MB. Max. memory is 16.1GB. [2022-12-14 06:34:14,750 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:34:14,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.06ms. Allocated memory is still 138.4MB. Free memory was 101.8MB in the beginning and 61.9MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-12-14 06:34:14,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.72ms. Allocated memory is still 138.4MB. Free memory was 61.9MB in the beginning and 47.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 06:34:14,752 INFO L158 Benchmark]: Boogie Preprocessor took 99.46ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 46.8MB in the beginning and 144.8MB in the end (delta: -98.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-12-14 06:34:14,752 INFO L158 Benchmark]: RCFGBuilder took 33100.06ms. Allocated memory was 186.6MB in the beginning and 805.3MB in the end (delta: 618.7MB). Free memory was 144.8MB in the beginning and 301.5MB in the end (delta: -156.7MB). Peak memory consumption was 487.1MB. Max. memory is 16.1GB. [2022-12-14 06:34:14,753 INFO L158 Benchmark]: TraceAbstraction took 54738.72ms. Allocated memory was 805.3MB in the beginning and 966.8MB in the end (delta: 161.5MB). Free memory was 300.5MB in the beginning and 620.6MB in the end (delta: -320.1MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. [2022-12-14 06:34:14,754 INFO L158 Benchmark]: Witness Printer took 3.02ms. Allocated memory is still 966.8MB. Free memory was 620.6MB in the beginning and 619.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:34:14,756 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.06ms. Allocated memory is still 138.4MB. Free memory was 101.8MB in the beginning and 61.9MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.72ms. Allocated memory is still 138.4MB. Free memory was 61.9MB in the beginning and 47.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.46ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 46.8MB in the beginning and 144.8MB in the end (delta: -98.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * RCFGBuilder took 33100.06ms. Allocated memory was 186.6MB in the beginning and 805.3MB in the end (delta: 618.7MB). Free memory was 144.8MB in the beginning and 301.5MB in the end (delta: -156.7MB). Peak memory consumption was 487.1MB. Max. memory is 16.1GB. * TraceAbstraction took 54738.72ms. Allocated memory was 805.3MB in the beginning and 966.8MB in the end (delta: 161.5MB). Free memory was 300.5MB in the beginning and 620.6MB in the end (delta: -320.1MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. * Witness Printer took 3.02ms. Allocated memory is still 966.8MB. Free memory was 620.6MB in the beginning and 619.5MB in the end (delta: 1.0MB). 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 236, overapproximation of bitwiseOr at line 370, overapproximation of bitwiseAnd at line 166. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L29] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L31] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L32] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L34] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L35] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L37] const SORT_2 var_5 = 0; [L38] const SORT_1 var_20 = 0; [L39] const SORT_2 var_75 = 0; [L40] const SORT_1 var_140 = 1; [L41] const SORT_4 var_143 = 3; [L42] const SORT_3 var_144 = 0; [L43] const SORT_2 var_169 = 1; [L44] const SORT_4 var_328 = 1; [L46] SORT_2 input_92; [L47] SORT_2 input_94; [L48] SORT_2 input_96; [L49] SORT_2 input_98; [L50] SORT_2 input_100; [L51] SORT_2 input_102; [L52] SORT_2 input_104; [L53] SORT_1 input_106; [L54] SORT_1 input_108; [L55] SORT_1 input_110; [L56] SORT_1 input_112; [L57] SORT_1 input_114; [L58] SORT_1 input_116; [L59] SORT_1 input_118; [L60] SORT_1 input_120; [L61] SORT_1 input_122; [L62] SORT_1 input_124; [L63] SORT_1 input_126; [L64] SORT_1 input_128; [L65] SORT_1 input_130; [L66] SORT_1 input_132; [L67] SORT_1 input_134; [L68] SORT_1 input_136; [L69] SORT_1 input_138; [L70] SORT_1 input_142; [L71] SORT_1 input_149; [L72] SORT_1 input_155; [L73] SORT_1 input_159; [L74] SORT_1 input_162; [L75] SORT_1 input_167; [L76] SORT_1 input_175; [L77] SORT_1 input_179; [L78] SORT_1 input_182; [L79] SORT_1 input_187; [L80] SORT_1 input_193; [L81] SORT_1 input_199; [L82] SORT_1 input_205; [L84] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] SORT_2 init_7_arg_1 = var_5; [L112] state_6 = init_7_arg_1 [L113] SORT_2 init_9_arg_1 = var_5; [L114] state_8 = init_9_arg_1 [L115] SORT_2 init_11_arg_1 = var_5; [L116] state_10 = init_11_arg_1 [L117] SORT_2 init_13_arg_1 = var_5; [L118] state_12 = init_13_arg_1 [L119] SORT_2 init_15_arg_1 = var_5; [L120] state_14 = init_15_arg_1 [L121] SORT_2 init_17_arg_1 = var_5; [L122] state_16 = init_17_arg_1 [L123] SORT_2 init_19_arg_1 = var_5; [L124] state_18 = init_19_arg_1 [L125] SORT_1 init_22_arg_1 = var_20; [L126] state_21 = init_22_arg_1 [L127] SORT_1 init_24_arg_1 = var_20; [L128] state_23 = init_24_arg_1 [L129] SORT_1 init_26_arg_1 = var_20; [L130] state_25 = init_26_arg_1 [L131] SORT_1 init_28_arg_1 = var_20; [L132] state_27 = init_28_arg_1 [L133] SORT_1 init_30_arg_1 = var_20; [L134] state_29 = init_30_arg_1 [L135] SORT_1 init_32_arg_1 = var_20; [L136] state_31 = init_32_arg_1 [L137] SORT_1 init_34_arg_1 = var_20; [L138] state_33 = init_34_arg_1 [L139] SORT_1 init_36_arg_1 = var_20; [L140] state_35 = init_36_arg_1 [L141] SORT_1 init_38_arg_1 = var_20; [L142] state_37 = init_38_arg_1 [L143] SORT_1 init_40_arg_1 = var_20; [L144] state_39 = init_40_arg_1 [L145] SORT_1 init_42_arg_1 = var_20; [L146] state_41 = init_42_arg_1 [L147] SORT_1 init_44_arg_1 = var_20; [L148] state_43 = init_44_arg_1 [L149] SORT_1 init_46_arg_1 = var_20; [L150] state_45 = init_46_arg_1 [L151] SORT_1 init_48_arg_1 = var_20; [L152] state_47 = init_48_arg_1 [L153] SORT_1 init_50_arg_1 = var_20; [L154] state_49 = init_50_arg_1 [L155] SORT_1 init_52_arg_1 = var_20; [L156] state_51 = init_52_arg_1 [L157] SORT_1 init_54_arg_1 = var_20; [L158] state_53 = init_54_arg_1 [L159] SORT_1 init_56_arg_1 = var_20; [L160] state_55 = init_56_arg_1 [L161] SORT_1 init_58_arg_1 = var_20; [L162] state_57 = init_58_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_7_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_6=0, state_8=0, var_140=1, var_143=3, var_144=0, var_169=1, var_20=0, var_328=1, var_5=0, var_75=0] [L165] input_92 = __VERIFIER_nondet_uchar() [L166] input_92 = input_92 & mask_SORT_2 [L167] input_94 = __VERIFIER_nondet_uchar() [L168] input_94 = input_94 & mask_SORT_2 [L169] input_96 = __VERIFIER_nondet_uchar() [L170] input_96 = input_96 & mask_SORT_2 [L171] input_98 = __VERIFIER_nondet_uchar() [L172] input_98 = input_98 & mask_SORT_2 [L173] input_100 = __VERIFIER_nondet_uchar() [L174] input_100 = input_100 & mask_SORT_2 [L175] input_102 = __VERIFIER_nondet_uchar() [L176] input_102 = input_102 & mask_SORT_2 [L177] input_104 = __VERIFIER_nondet_uchar() [L178] input_104 = input_104 & mask_SORT_2 [L179] input_106 = __VERIFIER_nondet_uchar() [L180] input_106 = input_106 & mask_SORT_1 [L181] input_108 = __VERIFIER_nondet_uchar() [L182] input_108 = input_108 & mask_SORT_1 [L183] input_110 = __VERIFIER_nondet_uchar() [L184] input_110 = input_110 & mask_SORT_1 [L185] input_112 = __VERIFIER_nondet_uchar() [L186] input_112 = input_112 & mask_SORT_1 [L187] input_114 = __VERIFIER_nondet_uchar() [L188] input_114 = input_114 & mask_SORT_1 [L189] input_116 = __VERIFIER_nondet_uchar() [L190] input_116 = input_116 & mask_SORT_1 [L191] input_118 = __VERIFIER_nondet_uchar() [L192] input_118 = input_118 & mask_SORT_1 [L193] input_120 = __VERIFIER_nondet_uchar() [L194] input_120 = input_120 & mask_SORT_1 [L195] input_122 = __VERIFIER_nondet_uchar() [L196] input_122 = input_122 & mask_SORT_1 [L197] input_124 = __VERIFIER_nondet_uchar() [L198] input_124 = input_124 & mask_SORT_1 [L199] input_126 = __VERIFIER_nondet_uchar() [L200] input_126 = input_126 & mask_SORT_1 [L201] input_128 = __VERIFIER_nondet_uchar() [L202] input_128 = input_128 & mask_SORT_1 [L203] input_130 = __VERIFIER_nondet_uchar() [L204] input_130 = input_130 & mask_SORT_1 [L205] input_132 = __VERIFIER_nondet_uchar() [L206] input_132 = input_132 & mask_SORT_1 [L207] input_134 = __VERIFIER_nondet_uchar() [L208] input_134 = input_134 & mask_SORT_1 [L209] input_136 = __VERIFIER_nondet_uchar() [L210] input_136 = input_136 & mask_SORT_1 [L211] input_138 = __VERIFIER_nondet_uchar() [L212] input_138 = input_138 & mask_SORT_1 [L213] input_142 = __VERIFIER_nondet_uchar() [L214] input_142 = input_142 & mask_SORT_1 [L215] input_149 = __VERIFIER_nondet_uchar() [L216] input_149 = input_149 & mask_SORT_1 [L217] input_155 = __VERIFIER_nondet_uchar() [L218] input_159 = __VERIFIER_nondet_uchar() [L219] input_162 = __VERIFIER_nondet_uchar() [L220] input_167 = __VERIFIER_nondet_uchar() [L221] input_175 = __VERIFIER_nondet_uchar() [L222] input_179 = __VERIFIER_nondet_uchar() [L223] input_182 = __VERIFIER_nondet_uchar() [L224] input_182 = input_182 & mask_SORT_1 [L225] input_187 = __VERIFIER_nondet_uchar() [L226] input_187 = input_187 & mask_SORT_1 [L227] input_193 = __VERIFIER_nondet_uchar() [L228] input_193 = input_193 & mask_SORT_1 [L229] input_199 = __VERIFIER_nondet_uchar() [L230] input_199 = input_199 & mask_SORT_1 [L231] input_205 = __VERIFIER_nondet_uchar() [L232] input_205 = input_205 & mask_SORT_1 [L235] SORT_1 var_59_arg_0 = state_21; [L236] SORT_1 var_59_arg_1 = ~state_23; [L237] var_59_arg_1 = var_59_arg_1 & mask_SORT_1 [L238] SORT_1 var_59 = var_59_arg_0 & var_59_arg_1; [L239] SORT_1 var_60_arg_0 = var_59; [L240] SORT_1 var_60_arg_1 = ~state_25; [L241] var_60_arg_1 = var_60_arg_1 & mask_SORT_1 [L242] SORT_1 var_60 = var_60_arg_0 & var_60_arg_1; [L243] SORT_1 var_61_arg_0 = var_60; [L244] SORT_1 var_61_arg_1 = state_27; [L245] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L246] SORT_1 var_62_arg_0 = var_61; [L247] SORT_1 var_62_arg_1 = ~state_29; [L248] var_62_arg_1 = var_62_arg_1 & mask_SORT_1 [L249] SORT_1 var_62 = var_62_arg_0 & var_62_arg_1; [L250] SORT_1 var_63_arg_0 = var_62; [L251] SORT_1 var_63_arg_1 = ~state_31; [L252] var_63_arg_1 = var_63_arg_1 & mask_SORT_1 [L253] SORT_1 var_63 = var_63_arg_0 & var_63_arg_1; [L254] SORT_1 var_64_arg_0 = var_63; [L255] SORT_1 var_64_arg_1 = state_33; [L256] SORT_1 var_64 = var_64_arg_0 & var_64_arg_1; [L257] SORT_1 var_65_arg_0 = var_64; [L258] SORT_1 var_65_arg_1 = ~state_35; [L259] var_65_arg_1 = var_65_arg_1 & mask_SORT_1 [L260] SORT_1 var_65 = var_65_arg_0 & var_65_arg_1; [L261] SORT_1 var_66_arg_0 = var_65; [L262] SORT_1 var_66_arg_1 = ~state_37; [L263] var_66_arg_1 = var_66_arg_1 & mask_SORT_1 [L264] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L265] SORT_1 var_67_arg_0 = var_66; [L266] SORT_1 var_67_arg_1 = state_39; [L267] SORT_1 var_67 = var_67_arg_0 & var_67_arg_1; [L268] SORT_1 var_68_arg_0 = var_67; [L269] SORT_1 var_68_arg_1 = ~state_41; [L270] var_68_arg_1 = var_68_arg_1 & mask_SORT_1 [L271] SORT_1 var_68 = var_68_arg_0 & var_68_arg_1; [L272] SORT_1 var_69_arg_0 = var_68; [L273] SORT_1 var_69_arg_1 = ~state_43; [L274] var_69_arg_1 = var_69_arg_1 & mask_SORT_1 [L275] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L276] SORT_1 var_70_arg_0 = var_69; [L277] SORT_1 var_70_arg_1 = ~state_45; [L278] var_70_arg_1 = var_70_arg_1 & mask_SORT_1 [L279] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L280] SORT_1 var_71_arg_0 = var_70; [L281] SORT_1 var_71_arg_1 = state_47; [L282] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L283] SORT_1 var_72_arg_0 = var_71; [L284] SORT_1 var_72_arg_1 = ~state_49; [L285] var_72_arg_1 = var_72_arg_1 & mask_SORT_1 [L286] SORT_1 var_72 = var_72_arg_0 & var_72_arg_1; [L287] SORT_1 var_73_arg_0 = var_72; [L288] SORT_1 var_73_arg_1 = state_51; [L289] SORT_1 var_73 = var_73_arg_0 & var_73_arg_1; [L290] SORT_1 var_74_arg_0 = var_73; [L291] SORT_1 var_74_arg_1 = ~state_53; [L292] var_74_arg_1 = var_74_arg_1 & mask_SORT_1 [L293] SORT_1 var_74 = var_74_arg_0 & var_74_arg_1; [L294] SORT_2 var_76_arg_0 = var_75; [L295] SORT_2 var_76_arg_1 = state_6; [L296] SORT_1 var_76 = var_76_arg_0 == var_76_arg_1; [L297] SORT_1 var_77_arg_0 = var_74; [L298] SORT_1 var_77_arg_1 = var_76; [L299] SORT_1 var_77 = var_77_arg_0 & var_77_arg_1; [L300] SORT_2 var_78_arg_0 = var_75; [L301] SORT_2 var_78_arg_1 = state_8; [L302] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L303] SORT_1 var_79_arg_0 = var_77; [L304] SORT_1 var_79_arg_1 = var_78; [L305] SORT_1 var_79 = var_79_arg_0 & var_79_arg_1; [L306] SORT_2 var_80_arg_0 = var_75; [L307] SORT_2 var_80_arg_1 = state_10; [L308] SORT_1 var_80 = var_80_arg_0 == var_80_arg_1; [L309] SORT_1 var_81_arg_0 = var_79; [L310] SORT_1 var_81_arg_1 = var_80; [L311] SORT_1 var_81 = var_81_arg_0 & var_81_arg_1; [L312] SORT_2 var_82_arg_0 = var_75; [L313] SORT_2 var_82_arg_1 = state_12; [L314] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L315] SORT_1 var_83_arg_0 = var_81; [L316] SORT_1 var_83_arg_1 = var_82; [L317] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L318] SORT_2 var_84_arg_0 = var_75; [L319] SORT_2 var_84_arg_1 = state_14; [L320] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L321] SORT_1 var_85_arg_0 = var_83; [L322] SORT_1 var_85_arg_1 = var_84; [L323] SORT_1 var_85 = var_85_arg_0 & var_85_arg_1; [L324] SORT_2 var_86_arg_0 = var_75; [L325] SORT_2 var_86_arg_1 = state_16; [L326] SORT_1 var_86 = var_86_arg_0 == var_86_arg_1; [L327] SORT_1 var_87_arg_0 = var_85; [L328] SORT_1 var_87_arg_1 = var_86; [L329] SORT_1 var_87 = var_87_arg_0 & var_87_arg_1; [L330] SORT_2 var_88_arg_0 = var_75; [L331] SORT_2 var_88_arg_1 = state_18; [L332] SORT_1 var_88 = var_88_arg_0 == var_88_arg_1; [L333] SORT_1 var_89_arg_0 = var_87; [L334] SORT_1 var_89_arg_1 = var_88; [L335] SORT_1 var_89 = var_89_arg_0 & var_89_arg_1; [L336] SORT_1 var_90_arg_0 = state_57; [L337] SORT_1 var_90_arg_1 = var_89; [L338] SORT_1 var_90 = var_90_arg_0 & var_90_arg_1; [L339] var_90 = var_90 & mask_SORT_1 [L340] SORT_1 bad_91_arg_0 = var_90; [L341] CALL __VERIFIER_assert(!(bad_91_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L341] RET __VERIFIER_assert(!(bad_91_arg_0)) [L343] SORT_2 next_93_arg_1 = input_92; [L344] SORT_2 next_95_arg_1 = input_94; [L345] SORT_2 next_97_arg_1 = input_96; [L346] SORT_2 next_99_arg_1 = input_98; [L347] SORT_2 next_101_arg_1 = input_100; [L348] SORT_2 next_103_arg_1 = input_102; [L349] SORT_2 next_105_arg_1 = input_104; [L350] SORT_1 next_107_arg_1 = input_106; [L351] SORT_1 next_109_arg_1 = input_108; [L352] SORT_1 next_111_arg_1 = input_110; [L353] SORT_1 next_113_arg_1 = input_112; [L354] SORT_1 next_115_arg_1 = input_114; [L355] SORT_1 next_117_arg_1 = input_116; [L356] SORT_1 next_119_arg_1 = input_118; [L357] SORT_1 next_121_arg_1 = input_120; [L358] SORT_1 next_123_arg_1 = input_122; [L359] SORT_1 next_125_arg_1 = input_124; [L360] SORT_1 next_127_arg_1 = input_126; [L361] SORT_1 next_129_arg_1 = input_128; [L362] SORT_1 next_131_arg_1 = input_130; [L363] SORT_1 next_133_arg_1 = input_132; [L364] SORT_1 next_135_arg_1 = input_134; [L365] SORT_1 next_137_arg_1 = input_136; [L366] SORT_1 next_139_arg_1 = input_138; [L367] SORT_1 next_141_arg_1 = var_140; [L368] SORT_3 var_145_arg_0 = var_144; [L369] SORT_2 var_145_arg_1 = input_94; [L370] SORT_4 var_145 = ((SORT_4)var_145_arg_0 << 8) | var_145_arg_1; [L371] var_145 = var_145 & mask_SORT_4 [L372] SORT_4 var_146_arg_0 = var_143; [L373] SORT_4 var_146_arg_1 = var_145; [L374] SORT_1 var_146 = var_146_arg_0 <= var_146_arg_1; [L375] SORT_1 var_147_arg_0 = input_108; [L376] SORT_1 var_147_arg_1 = ~var_146; [L377] var_147_arg_1 = var_147_arg_1 & mask_SORT_1 [L378] SORT_1 var_147 = var_147_arg_0 & var_147_arg_1; [L379] SORT_1 var_148_arg_0 = ~input_142; [L380] var_148_arg_0 = var_148_arg_0 & mask_SORT_1 [L381] SORT_1 var_148_arg_1 = var_147; [L382] SORT_1 var_148 = var_148_arg_0 | var_148_arg_1; [L383] SORT_3 var_150_arg_0 = var_144; [L384] SORT_2 var_150_arg_1 = input_98; [L385] SORT_4 var_150 = ((SORT_4)var_150_arg_0 << 8) | var_150_arg_1; [L386] var_150 = var_150 & mask_SORT_4 [L387] SORT_4 var_151_arg_0 = var_143; [L388] SORT_4 var_151_arg_1 = var_150; [L389] SORT_1 var_151 = var_151_arg_0 <= var_151_arg_1; [L390] SORT_1 var_152_arg_0 = input_114; [L391] SORT_1 var_152_arg_1 = ~var_151; [L392] var_152_arg_1 = var_152_arg_1 & mask_SORT_1 [L393] SORT_1 var_152 = var_152_arg_0 & var_152_arg_1; [L394] SORT_1 var_153_arg_0 = ~input_149; [L395] var_153_arg_0 = var_153_arg_0 & mask_SORT_1 [L396] SORT_1 var_153_arg_1 = var_152; [L397] SORT_1 var_153 = var_153_arg_0 | var_153_arg_1; [L398] SORT_1 var_154_arg_0 = var_148; [L399] SORT_1 var_154_arg_1 = var_153; [L400] SORT_1 var_154 = var_154_arg_0 & var_154_arg_1; [L401] SORT_1 var_156_arg_0 = input_118; [L402] SORT_1 var_156_arg_1 = ~input_155; [L403] var_156_arg_1 = var_156_arg_1 & mask_SORT_1 [L404] SORT_1 var_156 = var_156_arg_0 | var_156_arg_1; [L405] SORT_1 var_157_arg_0 = var_154; [L406] SORT_1 var_157_arg_1 = var_156; [L407] SORT_1 var_157 = var_157_arg_0 & var_157_arg_1; [L408] SORT_1 var_158_arg_0 = input_118; [L409] SORT_1 var_158_arg_1 = ~input_155; [L410] var_158_arg_1 = var_158_arg_1 & mask_SORT_1 [L411] SORT_1 var_158 = var_158_arg_0 & var_158_arg_1; [L412] SORT_1 var_160_arg_0 = var_158; [L413] SORT_1 var_160_arg_1 = ~input_159; [L414] var_160_arg_1 = var_160_arg_1 & mask_SORT_1 [L415] SORT_1 var_160 = var_160_arg_0 | var_160_arg_1; [L416] SORT_1 var_161_arg_0 = var_157; [L417] SORT_1 var_161_arg_1 = var_160; [L418] SORT_1 var_161 = var_161_arg_0 & var_161_arg_1; [L419] SORT_2 var_163_arg_0 = var_75; [L420] SORT_2 var_163_arg_1 = input_100; [L421] SORT_1 var_163 = var_163_arg_0 == var_163_arg_1; [L422] SORT_1 var_164_arg_0 = input_126; [L423] SORT_1 var_164_arg_1 = var_163; [L424] SORT_1 var_164 = var_164_arg_0 & var_164_arg_1; [L425] SORT_1 var_165_arg_0 = ~input_162; [L426] var_165_arg_0 = var_165_arg_0 & mask_SORT_1 [L427] SORT_1 var_165_arg_1 = var_164; [L428] SORT_1 var_165 = var_165_arg_0 | var_165_arg_1; [L429] SORT_1 var_166_arg_0 = var_161; [L430] SORT_1 var_166_arg_1 = var_165; [L431] SORT_1 var_166 = var_166_arg_0 & var_166_arg_1; [L432] SORT_1 var_168_arg_0 = input_126; [L433] SORT_1 var_168_arg_1 = ~input_162; [L434] var_168_arg_1 = var_168_arg_1 & mask_SORT_1 [L435] SORT_1 var_168 = var_168_arg_0 & var_168_arg_1; [L436] SORT_2 var_170_arg_0 = var_169; [L437] SORT_2 var_170_arg_1 = input_100; [L438] SORT_1 var_170 = var_170_arg_0 == var_170_arg_1; [L439] SORT_1 var_171_arg_0 = var_168; [L440] SORT_1 var_171_arg_1 = var_170; [L441] SORT_1 var_171 = var_171_arg_0 & var_171_arg_1; [L442] SORT_1 var_172_arg_0 = ~input_167; [L443] var_172_arg_0 = var_172_arg_0 & mask_SORT_1 [L444] SORT_1 var_172_arg_1 = var_171; [L445] SORT_1 var_172 = var_172_arg_0 | var_172_arg_1; [L446] SORT_1 var_173_arg_0 = var_166; [L447] SORT_1 var_173_arg_1 = var_172; [L448] SORT_1 var_173 = var_173_arg_0 & var_173_arg_1; [L449] SORT_1 var_174_arg_0 = input_128; [L450] SORT_1 var_174_arg_1 = input_162; [L451] SORT_1 var_174 = var_174_arg_0 | var_174_arg_1; [L452] SORT_1 var_176_arg_0 = var_174; [L453] SORT_1 var_176_arg_1 = ~input_175; [L454] var_176_arg_1 = var_176_arg_1 & mask_SORT_1 [L455] SORT_1 var_176 = var_176_arg_0 | var_176_arg_1; [L456] SORT_1 var_177_arg_0 = var_173; [L457] SORT_1 var_177_arg_1 = var_176; [L458] SORT_1 var_177 = var_177_arg_0 & var_177_arg_1; [L459] SORT_1 var_178_arg_0 = input_130; [L460] SORT_1 var_178_arg_1 = input_167; [L461] SORT_1 var_178 = var_178_arg_0 | var_178_arg_1; [L462] SORT_1 var_180_arg_0 = var_178; [L463] SORT_1 var_180_arg_1 = ~input_179; [L464] var_180_arg_1 = var_180_arg_1 & mask_SORT_1 [L465] SORT_1 var_180 = var_180_arg_0 | var_180_arg_1; [L466] SORT_1 var_181_arg_0 = var_177; [L467] SORT_1 var_181_arg_1 = var_180; [L468] SORT_1 var_181 = var_181_arg_0 & var_181_arg_1; [L469] SORT_1 var_183_arg_0 = input_106; [L470] SORT_1 var_183_arg_1 = input_142; [L471] SORT_1 var_183 = var_183_arg_0 | var_183_arg_1; [L472] SORT_1 var_184_arg_0 = input_134; [L473] SORT_1 var_184_arg_1 = var_183; [L474] SORT_1 var_184 = var_184_arg_0 & var_184_arg_1; [L475] SORT_1 var_185_arg_0 = ~input_182; [L476] var_185_arg_0 = var_185_arg_0 & mask_SORT_1 [L477] SORT_1 var_185_arg_1 = var_184; [L478] SORT_1 var_185 = var_185_arg_0 | var_185_arg_1; [L479] SORT_1 var_186_arg_0 = var_181; [L480] SORT_1 var_186_arg_1 = var_185; [L481] SORT_1 var_186 = var_186_arg_0 & var_186_arg_1; [L482] SORT_1 var_188_arg_0 = input_108; [L483] SORT_1 var_188_arg_1 = ~input_142; [L484] var_188_arg_1 = var_188_arg_1 & mask_SORT_1 [L485] SORT_1 var_188 = var_188_arg_0 & var_188_arg_1; [L486] SORT_1 var_189_arg_0 = var_188; [L487] SORT_1 var_189_arg_1 = input_182; [L488] SORT_1 var_189 = var_189_arg_0 | var_189_arg_1; [L489] SORT_1 var_190_arg_0 = input_136; [L490] SORT_1 var_190_arg_1 = var_189; [L491] SORT_1 var_190 = var_190_arg_0 & var_190_arg_1; [L492] SORT_1 var_191_arg_0 = ~input_187; [L493] var_191_arg_0 = var_191_arg_0 & mask_SORT_1 [L494] SORT_1 var_191_arg_1 = var_190; [L495] SORT_1 var_191 = var_191_arg_0 | var_191_arg_1; [L496] SORT_1 var_192_arg_0 = var_186; [L497] SORT_1 var_192_arg_1 = var_191; [L498] SORT_1 var_192 = var_192_arg_0 & var_192_arg_1; [L499] SORT_1 var_194_arg_0 = input_120; [L500] SORT_1 var_194_arg_1 = input_155; [L501] SORT_1 var_194 = var_194_arg_0 | var_194_arg_1; [L502] SORT_1 var_195_arg_0 = input_132; [L503] SORT_1 var_195_arg_1 = input_182; [L504] SORT_1 var_195 = var_195_arg_0 | var_195_arg_1; [L505] SORT_1 var_196_arg_0 = var_194; [L506] SORT_1 var_196_arg_1 = var_195; [L507] SORT_1 var_196 = var_196_arg_0 & var_196_arg_1; [L508] SORT_1 var_197_arg_0 = ~input_193; [L509] var_197_arg_0 = var_197_arg_0 & mask_SORT_1 [L510] SORT_1 var_197_arg_1 = var_196; [L511] SORT_1 var_197 = var_197_arg_0 | var_197_arg_1; [L512] SORT_1 var_198_arg_0 = var_192; [L513] SORT_1 var_198_arg_1 = var_197; [L514] SORT_1 var_198 = var_198_arg_0 & var_198_arg_1; [L515] SORT_1 var_200_arg_0 = input_122; [L516] SORT_1 var_200_arg_1 = input_159; [L517] SORT_1 var_200 = var_200_arg_0 | var_200_arg_1; [L518] SORT_1 var_201_arg_0 = var_195; [L519] SORT_1 var_201_arg_1 = ~input_193; [L520] var_201_arg_1 = var_201_arg_1 & mask_SORT_1 [L521] SORT_1 var_201 = var_201_arg_0 & var_201_arg_1; [L522] SORT_1 var_202_arg_0 = var_200; [L523] SORT_1 var_202_arg_1 = var_201; [L524] SORT_1 var_202 = var_202_arg_0 & var_202_arg_1; [L525] SORT_1 var_203_arg_0 = ~input_199; [L526] var_203_arg_0 = var_203_arg_0 & mask_SORT_1 [L527] SORT_1 var_203_arg_1 = var_202; [L528] SORT_1 var_203 = var_203_arg_0 | var_203_arg_1; [L529] SORT_1 var_204_arg_0 = var_198; [L530] SORT_1 var_204_arg_1 = var_203; [L531] SORT_1 var_204 = var_204_arg_0 & var_204_arg_1; [L532] SORT_1 var_206_arg_0 = input_124; [L533] SORT_1 var_206_arg_1 = input_175; [L534] SORT_1 var_206 = var_206_arg_0 | var_206_arg_1; [L535] SORT_1 var_207_arg_0 = var_206; [L536] SORT_1 var_207_arg_1 = input_179; [L537] SORT_1 var_207 = var_207_arg_0 | var_207_arg_1; [L538] SORT_1 var_208_arg_0 = input_138; [L539] SORT_1 var_208_arg_1 = input_187; [L540] SORT_1 var_208 = var_208_arg_0 | var_208_arg_1; [L541] SORT_1 var_209_arg_0 = var_207; [L542] SORT_1 var_209_arg_1 = var_208; [L543] SORT_1 var_209 = var_209_arg_0 & var_209_arg_1; [L544] SORT_1 var_210_arg_0 = ~input_205; [L545] var_210_arg_0 = var_210_arg_0 & mask_SORT_1 [L546] SORT_1 var_210_arg_1 = var_209; [L547] SORT_1 var_210 = var_210_arg_0 | var_210_arg_1; [L548] SORT_1 var_211_arg_0 = var_204; [L549] SORT_1 var_211_arg_1 = var_210; [L550] SORT_1 var_211 = var_211_arg_0 & var_211_arg_1; [L551] SORT_1 var_212_arg_0 = input_142; [L552] SORT_1 var_212_arg_1 = input_149; [L553] SORT_1 var_212 = var_212_arg_0 | var_212_arg_1; [L554] SORT_1 var_213_arg_0 = input_155; [L555] SORT_1 var_213_arg_1 = var_212; [L556] SORT_1 var_213 = var_213_arg_0 | var_213_arg_1; [L557] SORT_1 var_214_arg_0 = input_159; [L558] SORT_1 var_214_arg_1 = var_213; [L559] SORT_1 var_214 = var_214_arg_0 | var_214_arg_1; [L560] SORT_1 var_215_arg_0 = input_162; [L561] SORT_1 var_215_arg_1 = var_214; [L562] SORT_1 var_215 = var_215_arg_0 | var_215_arg_1; [L563] SORT_1 var_216_arg_0 = input_167; [L564] SORT_1 var_216_arg_1 = var_215; [L565] SORT_1 var_216 = var_216_arg_0 | var_216_arg_1; [L566] SORT_1 var_217_arg_0 = input_175; [L567] SORT_1 var_217_arg_1 = var_216; [L568] SORT_1 var_217 = var_217_arg_0 | var_217_arg_1; [L569] SORT_1 var_218_arg_0 = input_179; [L570] SORT_1 var_218_arg_1 = var_217; [L571] SORT_1 var_218 = var_218_arg_0 | var_218_arg_1; [L572] SORT_1 var_219_arg_0 = input_182; [L573] SORT_1 var_219_arg_1 = var_218; [L574] SORT_1 var_219 = var_219_arg_0 | var_219_arg_1; [L575] SORT_1 var_220_arg_0 = input_187; [L576] SORT_1 var_220_arg_1 = var_219; [L577] SORT_1 var_220 = var_220_arg_0 | var_220_arg_1; [L578] SORT_1 var_221_arg_0 = input_193; [L579] SORT_1 var_221_arg_1 = var_220; [L580] SORT_1 var_221 = var_221_arg_0 | var_221_arg_1; [L581] SORT_1 var_222_arg_0 = input_199; [L582] SORT_1 var_222_arg_1 = var_221; [L583] SORT_1 var_222 = var_222_arg_0 | var_222_arg_1; [L584] SORT_1 var_223_arg_0 = input_205; [L585] SORT_1 var_223_arg_1 = var_222; [L586] SORT_1 var_223 = var_223_arg_0 | var_223_arg_1; [L587] SORT_1 var_224_arg_0 = var_211; [L588] SORT_1 var_224_arg_1 = var_223; [L589] SORT_1 var_224 = var_224_arg_0 & var_224_arg_1; [L590] SORT_1 var_225_arg_0 = input_106; [L591] SORT_1 var_225_arg_1 = input_108; [L592] SORT_1 var_225 = var_225_arg_0 & var_225_arg_1; [L593] SORT_1 var_226_arg_0 = input_106; [L594] SORT_1 var_226_arg_1 = input_108; [L595] SORT_1 var_226 = var_226_arg_0 | var_226_arg_1; [L596] SORT_1 var_227_arg_0 = input_110; [L597] SORT_1 var_227_arg_1 = var_226; [L598] SORT_1 var_227 = var_227_arg_0 & var_227_arg_1; [L599] SORT_1 var_228_arg_0 = var_225; [L600] SORT_1 var_228_arg_1 = var_227; [L601] SORT_1 var_228 = var_228_arg_0 | var_228_arg_1; [L602] SORT_1 var_229_arg_0 = input_110; [L603] SORT_1 var_229_arg_1 = var_226; [L604] SORT_1 var_229 = var_229_arg_0 | var_229_arg_1; [L605] SORT_1 var_230_arg_0 = ~var_228; [L606] var_230_arg_0 = var_230_arg_0 & mask_SORT_1 [L607] SORT_1 var_230_arg_1 = var_229; [L608] SORT_1 var_230 = var_230_arg_0 & var_230_arg_1; [L609] SORT_1 var_231_arg_0 = input_112; [L610] SORT_1 var_231_arg_1 = input_114; [L611] SORT_1 var_231 = var_231_arg_0 & var_231_arg_1; [L612] SORT_1 var_232_arg_0 = input_112; [L613] SORT_1 var_232_arg_1 = input_114; [L614] SORT_1 var_232 = var_232_arg_0 | var_232_arg_1; [L615] SORT_1 var_233_arg_0 = input_116; [L616] SORT_1 var_233_arg_1 = var_232; [L617] SORT_1 var_233 = var_233_arg_0 & var_233_arg_1; [L618] SORT_1 var_234_arg_0 = var_231; [L619] SORT_1 var_234_arg_1 = var_233; [L620] SORT_1 var_234 = var_234_arg_0 | var_234_arg_1; [L621] SORT_1 var_235_arg_0 = var_230; [L622] SORT_1 var_235_arg_1 = ~var_234; [L623] var_235_arg_1 = var_235_arg_1 & mask_SORT_1 [L624] SORT_1 var_235 = var_235_arg_0 & var_235_arg_1; [L625] SORT_1 var_236_arg_0 = input_116; [L626] SORT_1 var_236_arg_1 = var_232; [L627] SORT_1 var_236 = var_236_arg_0 | var_236_arg_1; [L628] SORT_1 var_237_arg_0 = var_235; [L629] SORT_1 var_237_arg_1 = var_236; [L630] SORT_1 var_237 = var_237_arg_0 & var_237_arg_1; [L631] SORT_1 var_238_arg_0 = input_118; [L632] SORT_1 var_238_arg_1 = input_120; [L633] SORT_1 var_238 = var_238_arg_0 & var_238_arg_1; [L634] SORT_1 var_239_arg_0 = input_118; [L635] SORT_1 var_239_arg_1 = input_120; [L636] SORT_1 var_239 = var_239_arg_0 | var_239_arg_1; [L637] SORT_1 var_240_arg_0 = input_122; [L638] SORT_1 var_240_arg_1 = var_239; [L639] SORT_1 var_240 = var_240_arg_0 & var_240_arg_1; [L640] SORT_1 var_241_arg_0 = var_238; [L641] SORT_1 var_241_arg_1 = var_240; [L642] SORT_1 var_241 = var_241_arg_0 | var_241_arg_1; [L643] SORT_1 var_242_arg_0 = var_237; [L644] SORT_1 var_242_arg_1 = ~var_241; [L645] var_242_arg_1 = var_242_arg_1 & mask_SORT_1 [L646] SORT_1 var_242 = var_242_arg_0 & var_242_arg_1; [L647] SORT_1 var_243_arg_0 = input_122; [L648] SORT_1 var_243_arg_1 = var_239; [L649] SORT_1 var_243 = var_243_arg_0 | var_243_arg_1; [L650] SORT_1 var_244_arg_0 = var_242; [L651] SORT_1 var_244_arg_1 = var_243; [L652] SORT_1 var_244 = var_244_arg_0 & var_244_arg_1; [L653] SORT_1 var_245_arg_0 = input_124; [L654] SORT_1 var_245_arg_1 = input_126; [L655] SORT_1 var_245 = var_245_arg_0 & var_245_arg_1; [L656] SORT_1 var_246_arg_0 = input_124; [L657] SORT_1 var_246_arg_1 = input_126; [L658] SORT_1 var_246 = var_246_arg_0 | var_246_arg_1; [L659] SORT_1 var_247_arg_0 = input_128; [L660] SORT_1 var_247_arg_1 = var_246; [L661] SORT_1 var_247 = var_247_arg_0 & var_247_arg_1; [L662] SORT_1 var_248_arg_0 = var_245; [L663] SORT_1 var_248_arg_1 = var_247; [L664] SORT_1 var_248 = var_248_arg_0 | var_248_arg_1; [L665] SORT_1 var_249_arg_0 = input_128; [L666] SORT_1 var_249_arg_1 = var_246; [L667] SORT_1 var_249 = var_249_arg_0 | var_249_arg_1; [L668] SORT_1 var_250_arg_0 = input_130; [L669] SORT_1 var_250_arg_1 = var_249; [L670] SORT_1 var_250 = var_250_arg_0 & var_250_arg_1; [L671] SORT_1 var_251_arg_0 = var_248; [L672] SORT_1 var_251_arg_1 = var_250; [L673] SORT_1 var_251 = var_251_arg_0 | var_251_arg_1; [L674] SORT_1 var_252_arg_0 = var_244; [L675] SORT_1 var_252_arg_1 = ~var_251; [L676] var_252_arg_1 = var_252_arg_1 & mask_SORT_1 [L677] SORT_1 var_252 = var_252_arg_0 & var_252_arg_1; [L678] SORT_1 var_253_arg_0 = input_130; [L679] SORT_1 var_253_arg_1 = var_249; [L680] SORT_1 var_253 = var_253_arg_0 | var_253_arg_1; [L681] SORT_1 var_254_arg_0 = var_252; [L682] SORT_1 var_254_arg_1 = var_253; [L683] SORT_1 var_254 = var_254_arg_0 & var_254_arg_1; [L684] SORT_1 var_255_arg_0 = input_132; [L685] SORT_1 var_255_arg_1 = input_134; [L686] SORT_1 var_255 = var_255_arg_0 & var_255_arg_1; [L687] SORT_1 var_256_arg_0 = var_254; [L688] SORT_1 var_256_arg_1 = ~var_255; [L689] var_256_arg_1 = var_256_arg_1 & mask_SORT_1 [L690] SORT_1 var_256 = var_256_arg_0 & var_256_arg_1; [L691] SORT_1 var_257_arg_0 = input_132; [L692] SORT_1 var_257_arg_1 = input_134; [L693] SORT_1 var_257 = var_257_arg_0 | var_257_arg_1; [L694] SORT_1 var_258_arg_0 = var_256; [L695] SORT_1 var_258_arg_1 = var_257; [L696] SORT_1 var_258 = var_258_arg_0 & var_258_arg_1; [L697] SORT_1 var_259_arg_0 = input_136; [L698] SORT_1 var_259_arg_1 = input_138; [L699] SORT_1 var_259 = var_259_arg_0 & var_259_arg_1; [L700] SORT_1 var_260_arg_0 = var_258; [L701] SORT_1 var_260_arg_1 = ~var_259; [L702] var_260_arg_1 = var_260_arg_1 & mask_SORT_1 [L703] SORT_1 var_260 = var_260_arg_0 & var_260_arg_1; [L704] SORT_1 var_261_arg_0 = input_136; [L705] SORT_1 var_261_arg_1 = input_138; [L706] SORT_1 var_261 = var_261_arg_0 | var_261_arg_1; [L707] SORT_1 var_262_arg_0 = var_260; [L708] SORT_1 var_262_arg_1 = var_261; [L709] SORT_1 var_262 = var_262_arg_0 & var_262_arg_1; [L710] SORT_1 var_263_arg_0 = var_224; [L711] SORT_1 var_263_arg_1 = var_262; [L712] SORT_1 var_263 = var_263_arg_0 & var_263_arg_1; [L713] SORT_1 var_264_arg_0 = var_183; [L714] SORT_1 var_264_arg_1 = ~input_182; [L715] var_264_arg_1 = var_264_arg_1 & mask_SORT_1 [L716] SORT_1 var_264 = var_264_arg_0 & var_264_arg_1; [L717] SORT_1 var_265_arg_0 = var_264; [L718] SORT_1 var_265_arg_1 = input_187; [L719] SORT_1 var_265 = var_265_arg_0 | var_265_arg_1; [L720] var_265 = var_265 & mask_SORT_1 [L721] SORT_1 var_266_arg_0 = var_189; [L722] SORT_1 var_266_arg_1 = ~input_187; [L723] var_266_arg_1 = var_266_arg_1 & mask_SORT_1 [L724] SORT_1 var_266 = var_266_arg_0 & var_266_arg_1; [L725] var_266 = var_266 & mask_SORT_1 [L726] SORT_1 var_267_arg_0 = var_265; [L727] SORT_1 var_267_arg_1 = var_266; [L728] SORT_1 var_267 = var_267_arg_0 & var_267_arg_1; [L729] SORT_1 var_268_arg_0 = var_265; [L730] SORT_1 var_268_arg_1 = var_266; [L731] SORT_1 var_268 = var_268_arg_0 | var_268_arg_1; [L732] SORT_1 var_269_arg_0 = input_110; [L733] SORT_1 var_269_arg_1 = var_268; [L734] SORT_1 var_269 = var_269_arg_0 & var_269_arg_1; [L735] SORT_1 var_270_arg_0 = var_267; [L736] SORT_1 var_270_arg_1 = var_269; [L737] SORT_1 var_270 = var_270_arg_0 | var_270_arg_1; [L738] SORT_1 var_271_arg_0 = input_110; [L739] SORT_1 var_271_arg_1 = var_268; [L740] SORT_1 var_271 = var_271_arg_0 | var_271_arg_1; [L741] SORT_1 var_272_arg_0 = ~var_270; [L742] var_272_arg_0 = var_272_arg_0 & mask_SORT_1 [L743] SORT_1 var_272_arg_1 = var_271; [L744] SORT_1 var_272 = var_272_arg_0 & var_272_arg_1; [L745] SORT_1 var_273_arg_0 = input_112; [L746] SORT_1 var_273_arg_1 = input_149; [L747] SORT_1 var_273 = var_273_arg_0 | var_273_arg_1; [L748] var_273 = var_273 & mask_SORT_1 [L749] SORT_1 var_274_arg_0 = input_114; [L750] SORT_1 var_274_arg_1 = ~input_149; [L751] var_274_arg_1 = var_274_arg_1 & mask_SORT_1 [L752] SORT_1 var_274 = var_274_arg_0 & var_274_arg_1; [L753] var_274 = var_274 & mask_SORT_1 [L754] SORT_1 var_275_arg_0 = var_273; [L755] SORT_1 var_275_arg_1 = var_274; [L756] SORT_1 var_275 = var_275_arg_0 & var_275_arg_1; [L757] SORT_1 var_276_arg_0 = var_273; [L758] SORT_1 var_276_arg_1 = var_274; [L759] SORT_1 var_276 = var_276_arg_0 | var_276_arg_1; [L760] SORT_1 var_277_arg_0 = input_116; [L761] SORT_1 var_277_arg_1 = var_276; [L762] SORT_1 var_277 = var_277_arg_0 & var_277_arg_1; [L763] SORT_1 var_278_arg_0 = var_275; [L764] SORT_1 var_278_arg_1 = var_277; [L765] SORT_1 var_278 = var_278_arg_0 | var_278_arg_1; [L766] SORT_1 var_279_arg_0 = var_272; [L767] SORT_1 var_279_arg_1 = ~var_278; [L768] var_279_arg_1 = var_279_arg_1 & mask_SORT_1 [L769] SORT_1 var_279 = var_279_arg_0 & var_279_arg_1; [L770] SORT_1 var_280_arg_0 = input_116; [L771] SORT_1 var_280_arg_1 = var_276; [L772] SORT_1 var_280 = var_280_arg_0 | var_280_arg_1; [L773] SORT_1 var_281_arg_0 = var_279; [L774] SORT_1 var_281_arg_1 = var_280; [L775] SORT_1 var_281 = var_281_arg_0 & var_281_arg_1; [L776] SORT_1 var_282_arg_0 = var_194; [L777] SORT_1 var_282_arg_1 = ~input_193; [L778] var_282_arg_1 = var_282_arg_1 & mask_SORT_1 [L779] SORT_1 var_282 = var_282_arg_0 & var_282_arg_1; [L780] var_282 = var_282 & mask_SORT_1 [L781] SORT_1 var_283_arg_0 = var_158; [L782] SORT_1 var_283_arg_1 = ~input_159; [L783] var_283_arg_1 = var_283_arg_1 & mask_SORT_1 [L784] SORT_1 var_283 = var_283_arg_0 & var_283_arg_1; [L785] SORT_1 var_284_arg_0 = var_283; [L786] SORT_1 var_284_arg_1 = input_193; [L787] SORT_1 var_284 = var_284_arg_0 | var_284_arg_1; [L788] SORT_1 var_285_arg_0 = var_284; [L789] SORT_1 var_285_arg_1 = input_199; [L790] SORT_1 var_285 = var_285_arg_0 | var_285_arg_1; [L791] var_285 = var_285 & mask_SORT_1 [L792] SORT_1 var_286_arg_0 = var_282; [L793] SORT_1 var_286_arg_1 = var_285; [L794] SORT_1 var_286 = var_286_arg_0 & var_286_arg_1; [L795] SORT_1 var_287_arg_0 = var_200; [L796] SORT_1 var_287_arg_1 = ~input_199; [L797] var_287_arg_1 = var_287_arg_1 & mask_SORT_1 [L798] SORT_1 var_287 = var_287_arg_0 & var_287_arg_1; [L799] var_287 = var_287 & mask_SORT_1 [L800] SORT_1 var_288_arg_0 = var_282; [L801] SORT_1 var_288_arg_1 = var_285; [L802] SORT_1 var_288 = var_288_arg_0 | var_288_arg_1; [L803] SORT_1 var_289_arg_0 = var_287; [L804] SORT_1 var_289_arg_1 = var_288; [L805] SORT_1 var_289 = var_289_arg_0 & var_289_arg_1; [L806] SORT_1 var_290_arg_0 = var_286; [L807] SORT_1 var_290_arg_1 = var_289; [L808] SORT_1 var_290 = var_290_arg_0 | var_290_arg_1; [L809] SORT_1 var_291_arg_0 = var_281; [L810] SORT_1 var_291_arg_1 = ~var_290; [L811] var_291_arg_1 = var_291_arg_1 & mask_SORT_1 [L812] SORT_1 var_291 = var_291_arg_0 & var_291_arg_1; [L813] SORT_1 var_292_arg_0 = var_287; [L814] SORT_1 var_292_arg_1 = var_288; [L815] SORT_1 var_292 = var_292_arg_0 | var_292_arg_1; [L816] SORT_1 var_293_arg_0 = var_291; [L817] SORT_1 var_293_arg_1 = var_292; [L818] SORT_1 var_293 = var_293_arg_0 & var_293_arg_1; [L819] SORT_1 var_294_arg_0 = var_207; [L820] SORT_1 var_294_arg_1 = ~input_205; [L821] var_294_arg_1 = var_294_arg_1 & mask_SORT_1 [L822] SORT_1 var_294 = var_294_arg_0 & var_294_arg_1; [L823] var_294 = var_294 & mask_SORT_1 [L824] SORT_1 var_295_arg_0 = var_168; [L825] SORT_1 var_295_arg_1 = ~input_167; [L826] var_295_arg_1 = var_295_arg_1 & mask_SORT_1 [L827] SORT_1 var_295 = var_295_arg_0 & var_295_arg_1; [L828] SORT_1 var_296_arg_0 = var_295; [L829] SORT_1 var_296_arg_1 = input_205; [L830] SORT_1 var_296 = var_296_arg_0 | var_296_arg_1; [L831] var_296 = var_296 & mask_SORT_1 [L832] SORT_1 var_297_arg_0 = var_294; [L833] SORT_1 var_297_arg_1 = var_296; [L834] SORT_1 var_297 = var_297_arg_0 & var_297_arg_1; [L835] SORT_1 var_298_arg_0 = var_174; [L836] SORT_1 var_298_arg_1 = ~input_175; [L837] var_298_arg_1 = var_298_arg_1 & mask_SORT_1 [L838] SORT_1 var_298 = var_298_arg_0 & var_298_arg_1; [L839] var_298 = var_298 & mask_SORT_1 [L840] SORT_1 var_299_arg_0 = var_294; [L841] SORT_1 var_299_arg_1 = var_296; [L842] SORT_1 var_299 = var_299_arg_0 | var_299_arg_1; [L843] SORT_1 var_300_arg_0 = var_298; [L844] SORT_1 var_300_arg_1 = var_299; [L845] SORT_1 var_300 = var_300_arg_0 & var_300_arg_1; [L846] SORT_1 var_301_arg_0 = var_297; [L847] SORT_1 var_301_arg_1 = var_300; [L848] SORT_1 var_301 = var_301_arg_0 | var_301_arg_1; [L849] SORT_1 var_302_arg_0 = var_178; [L850] SORT_1 var_302_arg_1 = ~input_179; [L851] var_302_arg_1 = var_302_arg_1 & mask_SORT_1 [L852] SORT_1 var_302 = var_302_arg_0 & var_302_arg_1; [L853] var_302 = var_302 & mask_SORT_1 [L854] SORT_1 var_303_arg_0 = var_298; [L855] SORT_1 var_303_arg_1 = var_299; [L856] SORT_1 var_303 = var_303_arg_0 | var_303_arg_1; [L857] SORT_1 var_304_arg_0 = var_302; [L858] SORT_1 var_304_arg_1 = var_303; [L859] SORT_1 var_304 = var_304_arg_0 & var_304_arg_1; [L860] SORT_1 var_305_arg_0 = var_301; [L861] SORT_1 var_305_arg_1 = var_304; [L862] SORT_1 var_305 = var_305_arg_0 | var_305_arg_1; [L863] SORT_1 var_306_arg_0 = var_293; [L864] SORT_1 var_306_arg_1 = ~var_305; [L865] var_306_arg_1 = var_306_arg_1 & mask_SORT_1 [L866] SORT_1 var_306 = var_306_arg_0 & var_306_arg_1; [L867] SORT_1 var_307_arg_0 = var_302; [L868] SORT_1 var_307_arg_1 = var_303; [L869] SORT_1 var_307 = var_307_arg_0 | var_307_arg_1; [L870] SORT_1 var_308_arg_0 = var_306; [L871] SORT_1 var_308_arg_1 = var_307; [L872] SORT_1 var_308 = var_308_arg_0 & var_308_arg_1; [L873] SORT_1 var_309_arg_0 = var_201; [L874] SORT_1 var_309_arg_1 = ~input_199; [L875] var_309_arg_1 = var_309_arg_1 & mask_SORT_1 [L876] SORT_1 var_309 = var_309_arg_0 & var_309_arg_1; [L877] var_309 = var_309 & mask_SORT_1 [L878] SORT_1 var_310_arg_0 = input_134; [L879] SORT_1 var_310_arg_1 = ~input_182; [L880] var_310_arg_1 = var_310_arg_1 & mask_SORT_1 [L881] SORT_1 var_310 = var_310_arg_0 & var_310_arg_1; [L882] SORT_1 var_311_arg_0 = var_310; [L883] SORT_1 var_311_arg_1 = input_193; [L884] SORT_1 var_311 = var_311_arg_0 | var_311_arg_1; [L885] SORT_1 var_312_arg_0 = var_311; [L886] SORT_1 var_312_arg_1 = input_199; [L887] SORT_1 var_312 = var_312_arg_0 | var_312_arg_1; [L888] var_312 = var_312 & mask_SORT_1 [L889] SORT_1 var_313_arg_0 = var_309; [L890] SORT_1 var_313_arg_1 = var_312; [L891] SORT_1 var_313 = var_313_arg_0 & var_313_arg_1; [L892] SORT_1 var_314_arg_0 = var_308; [L893] SORT_1 var_314_arg_1 = ~var_313; [L894] var_314_arg_1 = var_314_arg_1 & mask_SORT_1 [L895] SORT_1 var_314 = var_314_arg_0 & var_314_arg_1; [L896] SORT_1 var_315_arg_0 = var_309; [L897] SORT_1 var_315_arg_1 = var_312; [L898] SORT_1 var_315 = var_315_arg_0 | var_315_arg_1; [L899] SORT_1 var_316_arg_0 = var_314; [L900] SORT_1 var_316_arg_1 = var_315; [L901] SORT_1 var_316 = var_316_arg_0 & var_316_arg_1; [L902] SORT_1 var_317_arg_0 = input_136; [L903] SORT_1 var_317_arg_1 = ~input_187; [L904] var_317_arg_1 = var_317_arg_1 & mask_SORT_1 [L905] SORT_1 var_317 = var_317_arg_0 & var_317_arg_1; [L906] SORT_1 var_318_arg_0 = var_317; [L907] SORT_1 var_318_arg_1 = input_205; [L908] SORT_1 var_318 = var_318_arg_0 | var_318_arg_1; [L909] var_318 = var_318 & mask_SORT_1 [L910] SORT_1 var_319_arg_0 = var_208; [L911] SORT_1 var_319_arg_1 = ~input_205; [L912] var_319_arg_1 = var_319_arg_1 & mask_SORT_1 [L913] SORT_1 var_319 = var_319_arg_0 & var_319_arg_1; [L914] var_319 = var_319 & mask_SORT_1 [L915] SORT_1 var_320_arg_0 = var_318; [L916] SORT_1 var_320_arg_1 = var_319; [L917] SORT_1 var_320 = var_320_arg_0 & var_320_arg_1; [L918] SORT_1 var_321_arg_0 = var_316; [L919] SORT_1 var_321_arg_1 = ~var_320; [L920] var_321_arg_1 = var_321_arg_1 & mask_SORT_1 [L921] SORT_1 var_321 = var_321_arg_0 & var_321_arg_1; [L922] SORT_1 var_322_arg_0 = var_318; [L923] SORT_1 var_322_arg_1 = var_319; [L924] SORT_1 var_322 = var_322_arg_0 | var_322_arg_1; [L925] SORT_1 var_323_arg_0 = var_321; [L926] SORT_1 var_323_arg_1 = var_322; [L927] SORT_1 var_323 = var_323_arg_0 & var_323_arg_1; [L928] SORT_1 var_324_arg_0 = var_263; [L929] SORT_1 var_324_arg_1 = var_323; [L930] SORT_1 var_324 = var_324_arg_0 & var_324_arg_1; [L931] SORT_1 var_325_arg_0 = input_182; [L932] SORT_2 var_325_arg_1 = input_102; [L933] SORT_2 var_325_arg_2 = input_92; [L934] SORT_2 var_325 = var_325_arg_0 ? var_325_arg_1 : var_325_arg_2; [L935] var_325 = var_325 & mask_SORT_2 [L936] SORT_2 var_326_arg_0 = var_325; [L937] SORT_2 var_326_arg_1 = state_6; [L938] SORT_1 var_326 = var_326_arg_0 == var_326_arg_1; [L939] SORT_1 var_327_arg_0 = var_324; [L940] SORT_1 var_327_arg_1 = var_326; [L941] SORT_1 var_327 = var_327_arg_0 & var_327_arg_1; [L942] SORT_4 var_329_arg_0 = var_328; [L943] SORT_4 var_329_arg_1 = var_145; [L944] SORT_4 var_329 = var_329_arg_0 + var_329_arg_1; [L945] SORT_4 var_330_arg_0 = var_329; [L946] SORT_2 var_330 = var_330_arg_0 >> 0; [L947] SORT_1 var_331_arg_0 = input_142; [L948] SORT_2 var_331_arg_1 = var_330; [L949] SORT_2 var_331_arg_2 = input_94; [L950] SORT_2 var_331 = var_331_arg_0 ? var_331_arg_1 : var_331_arg_2; [L951] SORT_1 var_332_arg_0 = input_187; [L952] SORT_2 var_332_arg_1 = var_75; [L953] SORT_2 var_332_arg_2 = var_331; [L954] SORT_2 var_332 = var_332_arg_0 ? var_332_arg_1 : var_332_arg_2; [L955] var_332 = var_332 & mask_SORT_2 [L956] SORT_2 var_333_arg_0 = var_332; [L957] SORT_2 var_333_arg_1 = state_8; [L958] SORT_1 var_333 = var_333_arg_0 == var_333_arg_1; [L959] SORT_1 var_334_arg_0 = var_327; [L960] SORT_1 var_334_arg_1 = var_333; [L961] SORT_1 var_334 = var_334_arg_0 & var_334_arg_1; [L962] SORT_2 var_335_arg_0 = input_96; [L963] SORT_2 var_335_arg_1 = state_10; [L964] SORT_1 var_335 = var_335_arg_0 == var_335_arg_1; [L965] SORT_1 var_336_arg_0 = var_334; [L966] SORT_1 var_336_arg_1 = var_335; [L967] SORT_1 var_336 = var_336_arg_0 & var_336_arg_1; [L968] SORT_4 var_337_arg_0 = var_328; [L969] SORT_4 var_337_arg_1 = var_150; [L970] SORT_4 var_337 = var_337_arg_0 + var_337_arg_1; [L971] SORT_4 var_338_arg_0 = var_337; [L972] SORT_2 var_338 = var_338_arg_0 >> 0; [L973] SORT_1 var_339_arg_0 = input_149; [L974] SORT_2 var_339_arg_1 = var_338; [L975] SORT_2 var_339_arg_2 = input_98; [L976] SORT_2 var_339 = var_339_arg_0 ? var_339_arg_1 : var_339_arg_2; [L977] var_339 = var_339 & mask_SORT_2 [L978] SORT_2 var_340_arg_0 = var_339; [L979] SORT_2 var_340_arg_1 = state_12; [L980] SORT_1 var_340 = var_340_arg_0 == var_340_arg_1; [L981] SORT_1 var_341_arg_0 = var_336; [L982] SORT_1 var_341_arg_1 = var_340; [L983] SORT_1 var_341 = var_341_arg_0 & var_341_arg_1; [L984] SORT_1 var_342_arg_0 = input_187; [L985] SORT_2 var_342_arg_1 = var_325; [L986] SORT_2 var_342_arg_2 = input_104; [L987] SORT_2 var_342 = var_342_arg_0 ? var_342_arg_1 : var_342_arg_2; [L988] var_342 = var_342 & mask_SORT_2 [L989] SORT_1 var_343_arg_0 = input_205; [L990] SORT_2 var_343_arg_1 = var_342; [L991] SORT_2 var_343_arg_2 = input_100; [L992] SORT_2 var_343 = var_343_arg_0 ? var_343_arg_1 : var_343_arg_2; [L993] var_343 = var_343 & mask_SORT_2 [L994] SORT_2 var_344_arg_0 = var_343; [L995] SORT_2 var_344_arg_1 = state_14; [L996] SORT_1 var_344 = var_344_arg_0 == var_344_arg_1; [L997] SORT_1 var_345_arg_0 = var_341; [L998] SORT_1 var_345_arg_1 = var_344; [L999] SORT_1 var_345 = var_345_arg_0 & var_345_arg_1; [L1000] SORT_1 var_346_arg_0 = input_193; [L1001] SORT_2 var_346_arg_1 = var_75; [L1002] SORT_2 var_346_arg_2 = input_102; [L1003] SORT_2 var_346 = var_346_arg_0 ? var_346_arg_1 : var_346_arg_2; [L1004] SORT_1 var_347_arg_0 = input_199; [L1005] SORT_2 var_347_arg_1 = var_169; [L1006] SORT_2 var_347_arg_2 = var_346; [L1007] SORT_2 var_347 = var_347_arg_0 ? var_347_arg_1 : var_347_arg_2; [L1008] var_347 = var_347 & mask_SORT_2 [L1009] SORT_2 var_348_arg_0 = var_347; [L1010] SORT_2 var_348_arg_1 = state_16; [L1011] SORT_1 var_348 = var_348_arg_0 == var_348_arg_1; [L1012] SORT_1 var_349_arg_0 = var_345; [L1013] SORT_1 var_349_arg_1 = var_348; [L1014] SORT_1 var_349 = var_349_arg_0 & var_349_arg_1; [L1015] SORT_2 var_350_arg_0 = var_342; [L1016] SORT_2 var_350_arg_1 = state_18; [L1017] SORT_1 var_350 = var_350_arg_0 == var_350_arg_1; [L1018] SORT_1 var_351_arg_0 = var_349; [L1019] SORT_1 var_351_arg_1 = var_350; [L1020] SORT_1 var_351 = var_351_arg_0 & var_351_arg_1; [L1021] SORT_1 var_352_arg_0 = var_265; [L1022] SORT_1 var_352_arg_1 = state_21; [L1023] SORT_1 var_352 = var_352_arg_0 == var_352_arg_1; [L1024] SORT_1 var_353_arg_0 = var_351; [L1025] SORT_1 var_353_arg_1 = var_352; [L1026] SORT_1 var_353 = var_353_arg_0 & var_353_arg_1; [L1027] SORT_1 var_354_arg_0 = var_266; [L1028] SORT_1 var_354_arg_1 = state_23; [L1029] SORT_1 var_354 = var_354_arg_0 == var_354_arg_1; [L1030] SORT_1 var_355_arg_0 = var_353; [L1031] SORT_1 var_355_arg_1 = var_354; [L1032] SORT_1 var_355 = var_355_arg_0 & var_355_arg_1; [L1033] SORT_1 var_356_arg_0 = input_110; [L1034] SORT_1 var_356_arg_1 = state_25; [L1035] SORT_1 var_356 = var_356_arg_0 == var_356_arg_1; [L1036] SORT_1 var_357_arg_0 = var_355; [L1037] SORT_1 var_357_arg_1 = var_356; [L1038] SORT_1 var_357 = var_357_arg_0 & var_357_arg_1; [L1039] SORT_1 var_358_arg_0 = var_273; [L1040] SORT_1 var_358_arg_1 = state_27; [L1041] SORT_1 var_358 = var_358_arg_0 == var_358_arg_1; [L1042] SORT_1 var_359_arg_0 = var_357; [L1043] SORT_1 var_359_arg_1 = var_358; [L1044] SORT_1 var_359 = var_359_arg_0 & var_359_arg_1; [L1045] SORT_1 var_360_arg_0 = var_274; [L1046] SORT_1 var_360_arg_1 = state_29; [L1047] SORT_1 var_360 = var_360_arg_0 == var_360_arg_1; [L1048] SORT_1 var_361_arg_0 = var_359; [L1049] SORT_1 var_361_arg_1 = var_360; [L1050] SORT_1 var_361 = var_361_arg_0 & var_361_arg_1; [L1051] SORT_1 var_362_arg_0 = input_116; [L1052] SORT_1 var_362_arg_1 = state_31; [L1053] SORT_1 var_362 = var_362_arg_0 == var_362_arg_1; [L1054] SORT_1 var_363_arg_0 = var_361; [L1055] SORT_1 var_363_arg_1 = var_362; [L1056] SORT_1 var_363 = var_363_arg_0 & var_363_arg_1; [L1057] SORT_1 var_364_arg_0 = var_285; [L1058] SORT_1 var_364_arg_1 = state_33; [L1059] SORT_1 var_364 = var_364_arg_0 == var_364_arg_1; [L1060] SORT_1 var_365_arg_0 = var_363; [L1061] SORT_1 var_365_arg_1 = var_364; [L1062] SORT_1 var_365 = var_365_arg_0 & var_365_arg_1; [L1063] SORT_1 var_366_arg_0 = var_282; [L1064] SORT_1 var_366_arg_1 = state_35; [L1065] SORT_1 var_366 = var_366_arg_0 == var_366_arg_1; [L1066] SORT_1 var_367_arg_0 = var_365; [L1067] SORT_1 var_367_arg_1 = var_366; [L1068] SORT_1 var_367 = var_367_arg_0 & var_367_arg_1; [L1069] SORT_1 var_368_arg_0 = var_287; [L1070] SORT_1 var_368_arg_1 = state_37; [L1071] SORT_1 var_368 = var_368_arg_0 == var_368_arg_1; [L1072] SORT_1 var_369_arg_0 = var_367; [L1073] SORT_1 var_369_arg_1 = var_368; [L1074] SORT_1 var_369 = var_369_arg_0 & var_369_arg_1; [L1075] SORT_1 var_370_arg_0 = var_294; [L1076] SORT_1 var_370_arg_1 = state_39; [L1077] SORT_1 var_370 = var_370_arg_0 == var_370_arg_1; [L1078] SORT_1 var_371_arg_0 = var_369; [L1079] SORT_1 var_371_arg_1 = var_370; [L1080] SORT_1 var_371 = var_371_arg_0 & var_371_arg_1; [L1081] SORT_1 var_372_arg_0 = var_296; [L1082] SORT_1 var_372_arg_1 = state_41; [L1083] SORT_1 var_372 = var_372_arg_0 == var_372_arg_1; [L1084] SORT_1 var_373_arg_0 = var_371; [L1085] SORT_1 var_373_arg_1 = var_372; [L1086] SORT_1 var_373 = var_373_arg_0 & var_373_arg_1; [L1087] SORT_1 var_374_arg_0 = var_298; [L1088] SORT_1 var_374_arg_1 = state_43; [L1089] SORT_1 var_374 = var_374_arg_0 == var_374_arg_1; [L1090] SORT_1 var_375_arg_0 = var_373; [L1091] SORT_1 var_375_arg_1 = var_374; [L1092] SORT_1 var_375 = var_375_arg_0 & var_375_arg_1; [L1093] SORT_1 var_376_arg_0 = var_302; [L1094] SORT_1 var_376_arg_1 = state_45; [L1095] SORT_1 var_376 = var_376_arg_0 == var_376_arg_1; [L1096] SORT_1 var_377_arg_0 = var_375; [L1097] SORT_1 var_377_arg_1 = var_376; [L1098] SORT_1 var_377 = var_377_arg_0 & var_377_arg_1; [L1099] SORT_1 var_378_arg_0 = var_309; [L1100] SORT_1 var_378_arg_1 = state_47; [L1101] SORT_1 var_378 = var_378_arg_0 == var_378_arg_1; [L1102] SORT_1 var_379_arg_0 = var_377; [L1103] SORT_1 var_379_arg_1 = var_378; [L1104] SORT_1 var_379 = var_379_arg_0 & var_379_arg_1; [L1105] SORT_1 var_380_arg_0 = var_312; [L1106] SORT_1 var_380_arg_1 = state_49; [L1107] SORT_1 var_380 = var_380_arg_0 == var_380_arg_1; [L1108] SORT_1 var_381_arg_0 = var_379; [L1109] SORT_1 var_381_arg_1 = var_380; [L1110] SORT_1 var_381 = var_381_arg_0 & var_381_arg_1; [L1111] SORT_1 var_382_arg_0 = var_318; [L1112] SORT_1 var_382_arg_1 = state_51; [L1113] SORT_1 var_382 = var_382_arg_0 == var_382_arg_1; [L1114] SORT_1 var_383_arg_0 = var_381; [L1115] SORT_1 var_383_arg_1 = var_382; [L1116] SORT_1 var_383 = var_383_arg_0 & var_383_arg_1; [L1117] SORT_1 var_384_arg_0 = var_319; [L1118] SORT_1 var_384_arg_1 = state_53; [L1119] SORT_1 var_384 = var_384_arg_0 == var_384_arg_1; [L1120] SORT_1 var_385_arg_0 = var_383; [L1121] SORT_1 var_385_arg_1 = var_384; [L1122] SORT_1 var_385 = var_385_arg_0 & var_385_arg_1; [L1123] SORT_1 var_386_arg_0 = var_385; [L1124] SORT_1 var_386_arg_1 = state_57; [L1125] SORT_1 var_386 = var_386_arg_0 & var_386_arg_1; [L1126] SORT_1 var_387_arg_0 = input_128; [L1127] SORT_1 var_387_arg_1 = input_130; [L1128] SORT_1 var_387 = var_387_arg_0 | var_387_arg_1; [L1129] SORT_1 var_388_arg_0 = state_55; [L1130] SORT_1 var_388_arg_1 = var_386; [L1131] SORT_1 var_388_arg_2 = var_387; [L1132] SORT_1 var_388 = var_388_arg_0 ? var_388_arg_1 : var_388_arg_2; [L1133] SORT_1 next_389_arg_1 = var_388; [L1135] state_6 = next_93_arg_1 [L1136] state_8 = next_95_arg_1 [L1137] state_10 = next_97_arg_1 [L1138] state_12 = next_99_arg_1 [L1139] state_14 = next_101_arg_1 [L1140] state_16 = next_103_arg_1 [L1141] state_18 = next_105_arg_1 [L1142] state_21 = next_107_arg_1 [L1143] state_23 = next_109_arg_1 [L1144] state_25 = next_111_arg_1 [L1145] state_27 = next_113_arg_1 [L1146] state_29 = next_115_arg_1 [L1147] state_31 = next_117_arg_1 [L1148] state_33 = next_119_arg_1 [L1149] state_35 = next_121_arg_1 [L1150] state_37 = next_123_arg_1 [L1151] state_39 = next_125_arg_1 [L1152] state_41 = next_127_arg_1 [L1153] state_43 = next_129_arg_1 [L1154] state_45 = next_131_arg_1 [L1155] state_47 = next_133_arg_1 [L1156] state_49 = next_135_arg_1 [L1157] state_51 = next_137_arg_1 [L1158] state_53 = next_139_arg_1 [L1159] state_55 = next_141_arg_1 [L1160] state_57 = next_389_arg_1 VAL [bad_91_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_7_arg_1=0, init_9_arg_1=0, input_100=0, input_102=0, input_104=0, input_106=60, input_108=0, input_110=2, input_112=56, input_114=57, input_116=0, input_118=207, input_120=0, input_122=210, input_124=232, input_126=234, input_128=230, input_130=0, input_132=223, input_134=38, input_136=222, input_138=54, input_142=0, input_149=0, input_155=209, input_159=209, input_162=212, input_167=208, input_175=2, input_179=233, input_182=2, input_187=0, input_193=229, input_199=0, input_205=0, input_92=0, input_94=0, input_96=0, input_98=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, next_101_arg_1=0, next_103_arg_1=0, next_105_arg_1=0, next_107_arg_1=60, next_109_arg_1=0, next_111_arg_1=2, next_113_arg_1=56, next_115_arg_1=57, next_117_arg_1=0, next_119_arg_1=207, next_121_arg_1=0, next_123_arg_1=210, next_125_arg_1=232, next_127_arg_1=234, next_129_arg_1=230, next_131_arg_1=0, next_133_arg_1=223, next_135_arg_1=38, next_137_arg_1=222, next_139_arg_1=54, next_141_arg_1=1, next_389_arg_1=230, next_93_arg_1=0, next_95_arg_1=0, next_97_arg_1=0, next_99_arg_1=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=60, state_23=0, state_25=2, state_27=56, state_29=57, state_31=0, state_33=207, state_35=0, state_37=210, state_39=232, state_41=234, state_43=230, state_45=0, state_47=223, state_49=38, state_51=222, state_53=54, state_55=1, state_57=230, state_6=0, state_8=0, var_140=1, var_143=3, var_144=0, var_145=0, var_145_arg_0=0, var_145_arg_1=0, var_146=0, var_146_arg_0=3, var_146_arg_1=0, var_147=0, var_147_arg_0=0, var_147_arg_1=255, var_148=255, var_148_arg_0=255, var_148_arg_1=0, var_150=0, var_150_arg_0=0, var_150_arg_1=0, var_151=0, var_151_arg_0=3, var_151_arg_1=0, var_152=0, var_152_arg_0=57, var_152_arg_1=0, var_153=42, var_153_arg_0=42, var_153_arg_1=0, var_154=255, var_154_arg_0=255, var_154_arg_1=42, var_156=207, var_156_arg_0=207, var_156_arg_1=0, var_157=255, var_157_arg_0=255, var_157_arg_1=207, var_158=207, var_158_arg_0=207, var_158_arg_1=207, var_160=3, var_160_arg_0=207, var_160_arg_1=3, var_161=255, var_161_arg_0=255, var_161_arg_1=3, var_163=1, var_163_arg_0=0, var_163_arg_1=0, var_164=0, var_164_arg_0=234, var_164_arg_1=1, var_165=255, var_165_arg_0=255, var_165_arg_1=0, var_166=255, var_166_arg_0=255, var_166_arg_1=255, var_168=0, var_168_arg_0=234, var_168_arg_1=254, var_169=1, var_170=0, var_170_arg_0=1, var_170_arg_1=0, var_171=0, var_171_arg_0=0, var_171_arg_1=0, var_172=238, var_172_arg_0=238, var_172_arg_1=0, var_173=211, var_173_arg_0=255, var_173_arg_1=238, var_174=212, var_174_arg_0=230, var_174_arg_1=212, var_176=212, var_176_arg_0=212, var_176_arg_1=0, var_177=211, var_177_arg_0=211, var_177_arg_1=212, var_178=208, var_178_arg_0=0, var_178_arg_1=208, var_180=208, var_180_arg_0=208, var_180_arg_1=0, var_181=211, var_181_arg_0=211, var_181_arg_1=208, var_183=60, var_183_arg_0=60, var_183_arg_1=0, var_184=0, var_184_arg_0=38, var_184_arg_1=60, var_185=211, var_185_arg_0=211, var_185_arg_1=0, var_186=211, var_186_arg_0=211, var_186_arg_1=211, var_188=0, var_188_arg_0=0, var_188_arg_1=0, var_189=2, var_189_arg_0=0, var_189_arg_1=2, var_190=222, var_190_arg_0=222, var_190_arg_1=2, var_191=222, var_191_arg_0=222, var_191_arg_1=222, var_192=211, var_192_arg_0=211, var_192_arg_1=222, var_194=209, var_194_arg_0=0, var_194_arg_1=209, var_195=223, var_195_arg_0=223, var_195_arg_1=2, var_196=209, var_196_arg_0=209, var_196_arg_1=223, var_197=209, var_197_arg_0=0, var_197_arg_1=209, var_198=211, var_198_arg_0=211, var_198_arg_1=209, var_20=0, var_200=210, var_200_arg_0=210, var_200_arg_1=209, var_201=255, var_201_arg_0=223, var_201_arg_1=254, var_202=21, var_202_arg_0=210, var_202_arg_1=255, var_203=21, var_203_arg_0=0, var_203_arg_1=21, var_204=211, var_204_arg_0=211, var_204_arg_1=21, var_206=232, var_206_arg_0=232, var_206_arg_1=2, var_207=255, var_207_arg_0=232, var_207_arg_1=233, var_208=54, var_208_arg_0=54, var_208_arg_1=0, var_209=0, var_209_arg_0=255, var_209_arg_1=54, var_210=53, var_210_arg_0=53, var_210_arg_1=0, var_211=211, var_211_arg_0=211, var_211_arg_1=53, var_212=0, var_212_arg_0=0, var_212_arg_1=0, var_213=209, var_213_arg_0=209, var_213_arg_1=0, var_214=209, var_214_arg_0=209, var_214_arg_1=209, var_215=209, var_215_arg_0=212, var_215_arg_1=209, var_216=2, var_216_arg_0=208, var_216_arg_1=209, var_217=2, var_217_arg_0=2, var_217_arg_1=2, var_218=2, var_218_arg_0=233, var_218_arg_1=2, var_219=2, var_219_arg_0=2, var_219_arg_1=2, var_220=2, var_220_arg_0=0, var_220_arg_1=2, var_221=2, var_221_arg_0=229, var_221_arg_1=2, var_222=2, var_222_arg_0=0, var_222_arg_1=2, var_223=2, var_223_arg_0=0, var_223_arg_1=2, var_224=211, var_224_arg_0=211, var_224_arg_1=2, var_225=0, var_225_arg_0=60, var_225_arg_1=0, var_226=60, var_226_arg_0=60, var_226_arg_1=0, var_227=0, var_227_arg_0=2, var_227_arg_1=60, var_228=0, var_228_arg_0=0, var_228_arg_1=0, var_229=60, var_229_arg_0=2, var_229_arg_1=60, var_230=58, var_230_arg_0=58, var_230_arg_1=60, var_231=7, var_231_arg_0=56, var_231_arg_1=57, var_232=57, var_232_arg_0=56, var_232_arg_1=57, var_233=0, var_233_arg_0=0, var_233_arg_1=57, var_234=7, var_234_arg_0=7, var_234_arg_1=0, var_235=58, var_235_arg_0=58, var_235_arg_1=58, var_236=57, var_236_arg_0=0, var_236_arg_1=57, var_237=58, var_237_arg_0=58, var_237_arg_1=57, var_238=0, var_238_arg_0=207, var_238_arg_1=0, var_239=207, var_239_arg_0=207, var_239_arg_1=0, var_240=206, var_240_arg_0=210, var_240_arg_1=207, var_241=206, var_241_arg_0=0, var_241_arg_1=206, var_242=58, var_242_arg_0=58, var_242_arg_1=255, var_243=3, var_243_arg_0=210, var_243_arg_1=207, var_244=58, var_244_arg_0=58, var_244_arg_1=3, var_245=228, var_245_arg_0=232, var_245_arg_1=234, var_246=232, var_246_arg_0=232, var_246_arg_1=234, var_247=227, var_247_arg_0=230, var_247_arg_1=232, var_248=227, var_248_arg_0=228, var_248_arg_1=227, var_249=230, var_249_arg_0=230, var_249_arg_1=232, var_250=0, var_250_arg_0=0, var_250_arg_1=230, var_251=227, var_251_arg_0=227, var_251_arg_1=0, var_252=58, var_252_arg_0=58, var_252_arg_1=5, var_253=230, var_253_arg_0=0, var_253_arg_1=230, var_254=58, var_254_arg_0=58, var_254_arg_1=230, var_255=0, var_255_arg_0=223, var_255_arg_1=38, var_256=245, var_256_arg_0=58, var_256_arg_1=59, var_257=223, var_257_arg_0=223, var_257_arg_1=38, var_258=2, var_258_arg_0=245, var_258_arg_1=223, var_259=0, var_259_arg_0=222, var_259_arg_1=54, var_260=247, var_260_arg_0=2, var_260_arg_1=39, var_261=222, var_261_arg_0=222, var_261_arg_1=54, var_262=1, var_262_arg_0=247, var_262_arg_1=222, var_263=0, var_263_arg_0=211, var_263_arg_1=1, var_264=239, var_264_arg_0=60, var_264_arg_1=255, var_265=2, var_265_arg_0=239, var_265_arg_1=0, var_266=1, var_266_arg_0=2, var_266_arg_1=1, var_267=0, var_267_arg_0=2, var_267_arg_1=1, var_268=2, var_268_arg_0=2, var_268_arg_1=1, var_269=2, var_269_arg_0=2, var_269_arg_1=2, var_270=2, var_270_arg_0=0, var_270_arg_1=2, var_271=2, var_271_arg_0=2, var_271_arg_1=2, var_272=0, var_272_arg_0=0, var_272_arg_1=2, var_273=225, var_273_arg_0=56, var_273_arg_1=0, var_274=44, var_274_arg_0=57, var_274_arg_1=33, var_275=225, var_275_arg_0=225, var_275_arg_1=44, var_276=0, var_276_arg_0=225, var_276_arg_1=44, var_277=0, var_277_arg_0=0, var_277_arg_1=0, var_278=225, var_278_arg_0=225, var_278_arg_1=0, var_279=0, var_279_arg_0=0, var_279_arg_1=0, var_280=0, var_280_arg_0=0, var_280_arg_1=0, var_281=0, var_281_arg_0=0, var_281_arg_1=0, var_282=0, var_282_arg_0=209, var_282_arg_1=35, var_283=0, var_283_arg_0=207, var_283_arg_1=20, var_284=229, var_284_arg_0=0, var_284_arg_1=229, var_285=0, var_285_arg_0=229, var_285_arg_1=0, var_286=0, var_286_arg_0=0, var_286_arg_1=0, var_287=0, var_287_arg_0=210, var_287_arg_1=209, var_288=0, var_288_arg_0=0, var_288_arg_1=0, var_289=0, var_289_arg_0=0, var_289_arg_1=0, var_290=0, var_290_arg_0=0, var_290_arg_1=0, var_291=0, var_291_arg_0=0, var_291_arg_1=0, var_292=0, var_292_arg_0=0, var_292_arg_1=0, var_293=0, var_293_arg_0=0, var_293_arg_1=0, var_294=255, var_294_arg_0=255, var_294_arg_1=255, var_295=0, var_295_arg_0=0, var_295_arg_1=41, var_296=0, var_296_arg_0=0, var_296_arg_1=0, var_297=0, var_297_arg_0=255, var_297_arg_1=0, var_298=254, var_298_arg_0=212, var_298_arg_1=255, var_299=255, var_299_arg_0=255, var_299_arg_1=0, var_300=0, var_300_arg_0=254, var_300_arg_1=255, var_301=0, var_301_arg_0=0, var_301_arg_1=0, var_302=224, var_302_arg_0=208, var_302_arg_1=1, var_303=0, var_303_arg_0=254, var_303_arg_1=255, var_304=0, var_304_arg_0=224, var_304_arg_1=0, var_305=0, var_305_arg_0=0, var_305_arg_1=0, var_306=0, var_306_arg_0=0, var_306_arg_1=0, var_307=224, var_307_arg_0=224, var_307_arg_1=0, var_308=0, var_308_arg_0=0, var_308_arg_1=224, var_309=46, var_309_arg_0=255, var_309_arg_1=2, var_310=226, var_310_arg_0=38, var_310_arg_1=39, var_311=0, var_311_arg_0=226, var_311_arg_1=229, var_312=0, var_312_arg_0=0, var_312_arg_1=0, var_313=0, var_313_arg_0=46, var_313_arg_1=0, var_314=0, var_314_arg_0=0, var_314_arg_1=255, var_315=46, var_315_arg_0=46, var_315_arg_1=0, var_316=0, var_316_arg_0=0, var_316_arg_1=46, var_317=222, var_317_arg_0=222, var_317_arg_1=254, var_318=0, var_318_arg_0=222, var_318_arg_1=0, var_319=55, var_319_arg_0=54, var_319_arg_1=34, var_320=0, var_320_arg_0=0, var_320_arg_1=55, var_321=0, var_321_arg_0=0, var_321_arg_1=0, var_322=55, var_322_arg_0=0, var_322_arg_1=55, var_323=0, var_323_arg_0=0, var_323_arg_1=55, var_324=0, var_324_arg_0=0, var_324_arg_1=0, var_325=0, var_325_arg_0=2, var_325_arg_1=0, var_325_arg_2=0, var_326=1, var_326_arg_0=0, var_326_arg_1=0, var_327=0, var_327_arg_0=0, var_327_arg_1=1, var_328=1, var_329=1, var_329_arg_0=1, var_329_arg_1=0, var_330=1, var_330_arg_0=1, var_331=0, var_331_arg_0=0, var_331_arg_1=1, var_331_arg_2=0, var_332=0, var_332_arg_0=0, var_332_arg_1=0, var_332_arg_2=0, var_333=1, var_333_arg_0=0, var_333_arg_1=0, var_334=0, var_334_arg_0=0, var_334_arg_1=1, var_335=1, var_335_arg_0=0, var_335_arg_1=0, var_336=0, var_336_arg_0=0, var_336_arg_1=1, var_337=1, var_337_arg_0=1, var_337_arg_1=0, var_338=1, var_338_arg_0=1, var_339=0, var_339_arg_0=0, var_339_arg_1=1, var_339_arg_2=0, var_340=1, var_340_arg_0=0, var_340_arg_1=0, var_341=0, var_341_arg_0=0, var_341_arg_1=1, var_342=0, var_342_arg_0=0, var_342_arg_1=0, var_342_arg_2=0, var_343=0, var_343_arg_0=0, var_343_arg_1=0, var_343_arg_2=0, var_344=1, var_344_arg_0=0, var_344_arg_1=0, var_345=0, var_345_arg_0=0, var_345_arg_1=1, var_346=0, var_346_arg_0=229, var_346_arg_1=0, var_346_arg_2=0, var_347=0, var_347_arg_0=0, var_347_arg_1=1, var_347_arg_2=0, var_348=1, var_348_arg_0=0, var_348_arg_1=0, var_349=0, var_349_arg_0=0, var_349_arg_1=1, var_350=1, var_350_arg_0=0, var_350_arg_1=0, var_351=0, var_351_arg_0=0, var_351_arg_1=1, var_352=0, var_352_arg_0=2, var_352_arg_1=0, var_353=0, var_353_arg_0=0, var_353_arg_1=0, var_354=0, var_354_arg_0=1, var_354_arg_1=0, var_355=0, var_355_arg_0=0, var_355_arg_1=0, var_356=0, var_356_arg_0=2, var_356_arg_1=0, var_357=0, var_357_arg_0=0, var_357_arg_1=0, var_358=0, var_358_arg_0=225, var_358_arg_1=0, var_359=0, var_359_arg_0=0, var_359_arg_1=0, var_360=0, var_360_arg_0=44, var_360_arg_1=0, var_361=0, var_361_arg_0=0, var_361_arg_1=0, var_362=1, var_362_arg_0=0, var_362_arg_1=0, var_363=0, var_363_arg_0=0, var_363_arg_1=1, var_364=1, var_364_arg_0=0, var_364_arg_1=0, var_365=0, var_365_arg_0=0, var_365_arg_1=1, var_366=1, var_366_arg_0=0, var_366_arg_1=0, var_367=0, var_367_arg_0=0, var_367_arg_1=1, var_368=1, var_368_arg_0=0, var_368_arg_1=0, var_369=0, var_369_arg_0=0, var_369_arg_1=1, var_370=0, var_370_arg_0=255, var_370_arg_1=0, var_371=0, var_371_arg_0=0, var_371_arg_1=0, var_372=1, var_372_arg_0=0, var_372_arg_1=0, var_373=0, var_373_arg_0=0, var_373_arg_1=1, var_374=0, var_374_arg_0=254, var_374_arg_1=0, var_375=0, var_375_arg_0=0, var_375_arg_1=0, var_376=0, var_376_arg_0=224, var_376_arg_1=0, var_377=0, var_377_arg_0=0, var_377_arg_1=0, var_378=0, var_378_arg_0=46, var_378_arg_1=0, var_379=0, var_379_arg_0=0, var_379_arg_1=0, var_380=1, var_380_arg_0=0, var_380_arg_1=0, var_381=0, var_381_arg_0=0, var_381_arg_1=1, var_382=1, var_382_arg_0=0, var_382_arg_1=0, var_383=0, var_383_arg_0=0, var_383_arg_1=1, var_384=0, var_384_arg_0=55, var_384_arg_1=0, var_385=0, var_385_arg_0=0, var_385_arg_1=0, var_386=0, var_386_arg_0=0, var_386_arg_1=0, var_387=230, var_387_arg_0=230, var_387_arg_1=0, var_388=230, var_388_arg_0=0, var_388_arg_1=0, var_388_arg_2=230, var_5=0, var_59=0, var_59_arg_0=0, var_59_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=255, var_61=0, var_61_arg_0=0, var_61_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=255, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_65=0, var_65_arg_0=0, var_65_arg_1=0, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_68=0, var_68_arg_0=0, var_68_arg_1=255, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=0, var_70_arg_1=255, var_71=0, var_71_arg_0=0, var_71_arg_1=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_75=0, var_76=1, var_76_arg_0=0, var_76_arg_1=0, var_77=0, var_77_arg_0=0, var_77_arg_1=1, var_78=1, var_78_arg_0=0, var_78_arg_1=0, var_79=0, var_79_arg_0=0, var_79_arg_1=1, var_80=1, var_80_arg_0=0, var_80_arg_1=0, var_81=0, var_81_arg_0=0, var_81_arg_1=1, var_82=1, var_82_arg_0=0, var_82_arg_1=0, var_83=0, var_83_arg_0=0, var_83_arg_1=1, var_84=1, var_84_arg_0=0, var_84_arg_1=0, var_85=0, var_85_arg_0=0, var_85_arg_1=1, var_86=1, var_86_arg_0=0, var_86_arg_1=0, var_87=0, var_87_arg_0=0, var_87_arg_1=1, var_88=1, var_88_arg_0=0, var_88_arg_1=0, var_89=0, var_89_arg_0=0, var_89_arg_1=1, var_90=0, var_90_arg_0=0, var_90_arg_1=0] [L165] input_92 = __VERIFIER_nondet_uchar() [L166] input_92 = input_92 & mask_SORT_2 [L167] input_94 = __VERIFIER_nondet_uchar() [L168] input_94 = input_94 & mask_SORT_2 [L169] input_96 = __VERIFIER_nondet_uchar() [L170] input_96 = input_96 & mask_SORT_2 [L171] input_98 = __VERIFIER_nondet_uchar() [L172] input_98 = input_98 & mask_SORT_2 [L173] input_100 = __VERIFIER_nondet_uchar() [L174] input_100 = input_100 & mask_SORT_2 [L175] input_102 = __VERIFIER_nondet_uchar() [L176] input_102 = input_102 & mask_SORT_2 [L177] input_104 = __VERIFIER_nondet_uchar() [L178] input_104 = input_104 & mask_SORT_2 [L179] input_106 = __VERIFIER_nondet_uchar() [L180] input_106 = input_106 & mask_SORT_1 [L181] input_108 = __VERIFIER_nondet_uchar() [L182] input_108 = input_108 & mask_SORT_1 [L183] input_110 = __VERIFIER_nondet_uchar() [L184] input_110 = input_110 & mask_SORT_1 [L185] input_112 = __VERIFIER_nondet_uchar() [L186] input_112 = input_112 & mask_SORT_1 [L187] input_114 = __VERIFIER_nondet_uchar() [L188] input_114 = input_114 & mask_SORT_1 [L189] input_116 = __VERIFIER_nondet_uchar() [L190] input_116 = input_116 & mask_SORT_1 [L191] input_118 = __VERIFIER_nondet_uchar() [L192] input_118 = input_118 & mask_SORT_1 [L193] input_120 = __VERIFIER_nondet_uchar() [L194] input_120 = input_120 & mask_SORT_1 [L195] input_122 = __VERIFIER_nondet_uchar() [L196] input_122 = input_122 & mask_SORT_1 [L197] input_124 = __VERIFIER_nondet_uchar() [L198] input_124 = input_124 & mask_SORT_1 [L199] input_126 = __VERIFIER_nondet_uchar() [L200] input_126 = input_126 & mask_SORT_1 [L201] input_128 = __VERIFIER_nondet_uchar() [L202] input_128 = input_128 & mask_SORT_1 [L203] input_130 = __VERIFIER_nondet_uchar() [L204] input_130 = input_130 & mask_SORT_1 [L205] input_132 = __VERIFIER_nondet_uchar() [L206] input_132 = input_132 & mask_SORT_1 [L207] input_134 = __VERIFIER_nondet_uchar() [L208] input_134 = input_134 & mask_SORT_1 [L209] input_136 = __VERIFIER_nondet_uchar() [L210] input_136 = input_136 & mask_SORT_1 [L211] input_138 = __VERIFIER_nondet_uchar() [L212] input_138 = input_138 & mask_SORT_1 [L213] input_142 = __VERIFIER_nondet_uchar() [L214] input_142 = input_142 & mask_SORT_1 [L215] input_149 = __VERIFIER_nondet_uchar() [L216] input_149 = input_149 & mask_SORT_1 [L217] input_155 = __VERIFIER_nondet_uchar() [L218] input_159 = __VERIFIER_nondet_uchar() [L219] input_162 = __VERIFIER_nondet_uchar() [L220] input_167 = __VERIFIER_nondet_uchar() [L221] input_175 = __VERIFIER_nondet_uchar() [L222] input_179 = __VERIFIER_nondet_uchar() [L223] input_182 = __VERIFIER_nondet_uchar() [L224] input_182 = input_182 & mask_SORT_1 [L225] input_187 = __VERIFIER_nondet_uchar() [L226] input_187 = input_187 & mask_SORT_1 [L227] input_193 = __VERIFIER_nondet_uchar() [L228] input_193 = input_193 & mask_SORT_1 [L229] input_199 = __VERIFIER_nondet_uchar() [L230] input_199 = input_199 & mask_SORT_1 [L231] input_205 = __VERIFIER_nondet_uchar() [L232] input_205 = input_205 & mask_SORT_1 [L235] SORT_1 var_59_arg_0 = state_21; [L236] SORT_1 var_59_arg_1 = ~state_23; [L237] var_59_arg_1 = var_59_arg_1 & mask_SORT_1 [L238] SORT_1 var_59 = var_59_arg_0 & var_59_arg_1; [L239] SORT_1 var_60_arg_0 = var_59; [L240] SORT_1 var_60_arg_1 = ~state_25; [L241] var_60_arg_1 = var_60_arg_1 & mask_SORT_1 [L242] SORT_1 var_60 = var_60_arg_0 & var_60_arg_1; [L243] SORT_1 var_61_arg_0 = var_60; [L244] SORT_1 var_61_arg_1 = state_27; [L245] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L246] SORT_1 var_62_arg_0 = var_61; [L247] SORT_1 var_62_arg_1 = ~state_29; [L248] var_62_arg_1 = var_62_arg_1 & mask_SORT_1 [L249] SORT_1 var_62 = var_62_arg_0 & var_62_arg_1; [L250] SORT_1 var_63_arg_0 = var_62; [L251] SORT_1 var_63_arg_1 = ~state_31; [L252] var_63_arg_1 = var_63_arg_1 & mask_SORT_1 [L253] SORT_1 var_63 = var_63_arg_0 & var_63_arg_1; [L254] SORT_1 var_64_arg_0 = var_63; [L255] SORT_1 var_64_arg_1 = state_33; [L256] SORT_1 var_64 = var_64_arg_0 & var_64_arg_1; [L257] SORT_1 var_65_arg_0 = var_64; [L258] SORT_1 var_65_arg_1 = ~state_35; [L259] var_65_arg_1 = var_65_arg_1 & mask_SORT_1 [L260] SORT_1 var_65 = var_65_arg_0 & var_65_arg_1; [L261] SORT_1 var_66_arg_0 = var_65; [L262] SORT_1 var_66_arg_1 = ~state_37; [L263] var_66_arg_1 = var_66_arg_1 & mask_SORT_1 [L264] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L265] SORT_1 var_67_arg_0 = var_66; [L266] SORT_1 var_67_arg_1 = state_39; [L267] SORT_1 var_67 = var_67_arg_0 & var_67_arg_1; [L268] SORT_1 var_68_arg_0 = var_67; [L269] SORT_1 var_68_arg_1 = ~state_41; [L270] var_68_arg_1 = var_68_arg_1 & mask_SORT_1 [L271] SORT_1 var_68 = var_68_arg_0 & var_68_arg_1; [L272] SORT_1 var_69_arg_0 = var_68; [L273] SORT_1 var_69_arg_1 = ~state_43; [L274] var_69_arg_1 = var_69_arg_1 & mask_SORT_1 [L275] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L276] SORT_1 var_70_arg_0 = var_69; [L277] SORT_1 var_70_arg_1 = ~state_45; [L278] var_70_arg_1 = var_70_arg_1 & mask_SORT_1 [L279] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L280] SORT_1 var_71_arg_0 = var_70; [L281] SORT_1 var_71_arg_1 = state_47; [L282] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L283] SORT_1 var_72_arg_0 = var_71; [L284] SORT_1 var_72_arg_1 = ~state_49; [L285] var_72_arg_1 = var_72_arg_1 & mask_SORT_1 [L286] SORT_1 var_72 = var_72_arg_0 & var_72_arg_1; [L287] SORT_1 var_73_arg_0 = var_72; [L288] SORT_1 var_73_arg_1 = state_51; [L289] SORT_1 var_73 = var_73_arg_0 & var_73_arg_1; [L290] SORT_1 var_74_arg_0 = var_73; [L291] SORT_1 var_74_arg_1 = ~state_53; [L292] var_74_arg_1 = var_74_arg_1 & mask_SORT_1 [L293] SORT_1 var_74 = var_74_arg_0 & var_74_arg_1; [L294] SORT_2 var_76_arg_0 = var_75; [L295] SORT_2 var_76_arg_1 = state_6; [L296] SORT_1 var_76 = var_76_arg_0 == var_76_arg_1; [L297] SORT_1 var_77_arg_0 = var_74; [L298] SORT_1 var_77_arg_1 = var_76; [L299] SORT_1 var_77 = var_77_arg_0 & var_77_arg_1; [L300] SORT_2 var_78_arg_0 = var_75; [L301] SORT_2 var_78_arg_1 = state_8; [L302] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L303] SORT_1 var_79_arg_0 = var_77; [L304] SORT_1 var_79_arg_1 = var_78; [L305] SORT_1 var_79 = var_79_arg_0 & var_79_arg_1; [L306] SORT_2 var_80_arg_0 = var_75; [L307] SORT_2 var_80_arg_1 = state_10; [L308] SORT_1 var_80 = var_80_arg_0 == var_80_arg_1; [L309] SORT_1 var_81_arg_0 = var_79; [L310] SORT_1 var_81_arg_1 = var_80; [L311] SORT_1 var_81 = var_81_arg_0 & var_81_arg_1; [L312] SORT_2 var_82_arg_0 = var_75; [L313] SORT_2 var_82_arg_1 = state_12; [L314] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L315] SORT_1 var_83_arg_0 = var_81; [L316] SORT_1 var_83_arg_1 = var_82; [L317] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L318] SORT_2 var_84_arg_0 = var_75; [L319] SORT_2 var_84_arg_1 = state_14; [L320] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L321] SORT_1 var_85_arg_0 = var_83; [L322] SORT_1 var_85_arg_1 = var_84; [L323] SORT_1 var_85 = var_85_arg_0 & var_85_arg_1; [L324] SORT_2 var_86_arg_0 = var_75; [L325] SORT_2 var_86_arg_1 = state_16; [L326] SORT_1 var_86 = var_86_arg_0 == var_86_arg_1; [L327] SORT_1 var_87_arg_0 = var_85; [L328] SORT_1 var_87_arg_1 = var_86; [L329] SORT_1 var_87 = var_87_arg_0 & var_87_arg_1; [L330] SORT_2 var_88_arg_0 = var_75; [L331] SORT_2 var_88_arg_1 = state_18; [L332] SORT_1 var_88 = var_88_arg_0 == var_88_arg_1; [L333] SORT_1 var_89_arg_0 = var_87; [L334] SORT_1 var_89_arg_1 = var_88; [L335] SORT_1 var_89 = var_89_arg_0 & var_89_arg_1; [L336] SORT_1 var_90_arg_0 = state_57; [L337] SORT_1 var_90_arg_1 = var_89; [L338] SORT_1 var_90 = var_90_arg_0 & var_90_arg_1; [L339] var_90 = var_90 & mask_SORT_1 [L340] SORT_1 bad_91_arg_0 = var_90; [L341] CALL __VERIFIER_assert(!(bad_91_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: 54.6s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 2 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=1, InterpolantAutomatonStates: 5, 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, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 27.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2022-12-14 06:34:14,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh --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 ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e --- 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-2329fc7 [2022-12-14 06:34:16,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:34:16,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:34:16,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:34:16,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:34:16,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:34:16,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:34:16,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:34:16,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:34:16,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:34:16,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:34:16,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:34:16,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:34:16,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:34:16,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:34:16,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:34:16,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:34:16,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:34:16,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:34:16,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:34:16,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:34:16,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:34:16,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:34:16,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:34:16,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:34:16,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:34:16,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:34:16,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:34:16,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:34:16,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:34:16,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:34:16,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:34:16,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:34:16,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:34:16,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:34:16,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:34:16,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:34:16,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:34:16,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:34:16,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:34:16,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:34:16,540 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-12-14 06:34:16,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:34:16,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:34:16,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:34:16,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:34:16,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:34:16,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:34:16,566 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:34:16,566 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:34:16,566 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:34:16,567 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:34:16,567 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:34:16,567 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:34:16,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:34:16,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:34:16,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:34:16,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:34:16,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:34:16,568 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 06:34:16,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 06:34:16,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 06:34:16,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:34:16,569 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:34:16,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:34:16,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:34:16,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:34:16,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:34:16,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:34:16,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 06:34:16,571 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_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccd52863c81af6b9363b3cb9123948c48a201f89c1fc65f79eb7e0f4a69bd04e [2022-12-14 06:34:16,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:34:16,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:34:16,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:34:16,804 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:34:16,805 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:34:16,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 06:34:19,496 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:34:19,707 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:34:19,707 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 06:34:19,718 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data/df8395b36/7c6a6ddfdc51420e9ef836fbce091406/FLAGf96e07f35 [2022-12-14 06:34:19,729 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/data/df8395b36/7c6a6ddfdc51420e9ef836fbce091406 [2022-12-14 06:34:19,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:34:19,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:34:19,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:34:19,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:34:19,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:34:19,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:34:19" (1/1) ... [2022-12-14 06:34:19,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2a24ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:19, skipping insertion in model container [2022-12-14 06:34:19,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:34:19" (1/1) ... [2022-12-14 06:34:19,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:34:19,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:34:19,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 06:34:20,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:34:20,026 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:34:20,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.1.prop1-back-serstep.c[1014,1027] [2022-12-14 06:34:20,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:34:20,103 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:34:20,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20 WrapperNode [2022-12-14 06:34:20,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:34:20,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:34:20,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:34:20,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:34:20,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,193 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1199 [2022-12-14 06:34:20,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:34:20,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:34:20,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:34:20,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:34:20,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,251 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:34:20,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:34:20,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:34:20,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:34:20,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (1/1) ... [2022-12-14 06:34:20,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:34:20,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:34:20,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:34:20,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:34:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:34:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:34:20,561 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:34:20,562 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:34:21,498 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:34:21,504 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:34:21,504 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 06:34:21,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:34:21 BoogieIcfgContainer [2022-12-14 06:34:21,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:34:21,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:34:21,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:34:21,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:34:21,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:34:19" (1/3) ... [2022-12-14 06:34:21,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1683df65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:34:21, skipping insertion in model container [2022-12-14 06:34:21,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:20" (2/3) ... [2022-12-14 06:34:21,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1683df65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:34:21, skipping insertion in model container [2022-12-14 06:34:21,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:34:21" (3/3) ... [2022-12-14 06:34:21,513 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.protocols.1.prop1-back-serstep.c [2022-12-14 06:34:21,527 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:34:21,527 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 06:34:21,563 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:34:21,569 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;@7aade365, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:34:21,569 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 06:34:21,577 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) [2022-12-14 06:34:21,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 06:34:21,582 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:34:21,582 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-14 06:34:21,582 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:34:21,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:34:21,586 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-12-14 06:34:21,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:34:21,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1477883410] [2022-12-14 06:34:21,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:34:21,597 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 [2022-12-14 06:34:21,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:34:21,598 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:34:21,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:34:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:34:21,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 06:34:21,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:34:21,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:21,893 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:34:21,893 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:34:21,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1477883410] [2022-12-14 06:34:21,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1477883410] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:34:21,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:34:21,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:34:21,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60775160] [2022-12-14 06:34:21,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:34:21,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:34:21,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:34:21,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:34:21,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:34:21,921 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) [2022-12-14 06:34:22,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:34:22,069 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-12-14 06:34:22,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:34:22,071 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 [2022-12-14 06:34:22,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:34:22,076 INFO L225 Difference]: With dead ends: 20 [2022-12-14 06:34:22,076 INFO L226 Difference]: Without dead ends: 11 [2022-12-14 06:34:22,078 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 [2022-12-14 06:34:22,080 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 [2022-12-14 06:34:22,081 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] [2022-12-14 06:34:22,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-12-14 06:34:22,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-12-14 06:34:22,101 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) [2022-12-14 06:34:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-12-14 06:34:22,102 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-12-14 06:34:22,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:34:22,103 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-12-14 06:34:22,103 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) [2022-12-14 06:34:22,103 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-12-14 06:34:22,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 06:34:22,103 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:34:22,104 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-12-14 06:34:22,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:34:22,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:34:22,306 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:34:22,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:34:22,309 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-12-14 06:34:22,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:34:22,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [201063955] [2022-12-14 06:34:22,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:34:22,319 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 [2022-12-14 06:34:22,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:34:22,324 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:34:22,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:34:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:34:22,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 06:34:22,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:34:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:23,045 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:34:23,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:23,343 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:34:23,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [201063955] [2022-12-14 06:34:23,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [201063955] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:34:23,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1484624306] [2022-12-14 06:34:23,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:34:23,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 06:34:23,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 06:34:23,345 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 06:34:23,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-12-14 06:34:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:34:24,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 06:34:24,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:34:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:24,140 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:34:28,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:28,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1484624306] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:34:28,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [688112052] [2022-12-14 06:34:28,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:34:28,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:34:28,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:34:28,421 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:34:28,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 06:34:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:34:28,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-14 06:34:28,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:34:28,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:28,920 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:34:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:41,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [688112052] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:34:41,267 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 06:34:41,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 6, 6] total 12 [2022-12-14 06:34:41,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324543730] [2022-12-14 06:34:41,268 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 06:34:41,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-14 06:34:41,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:34:41,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-14 06:34:41,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=91, Unknown=8, NotChecked=0, Total=132 [2022-12-14 06:34:41,270 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 12 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 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) [2022-12-14 06:34:41,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:34:41,577 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-12-14 06:34:41,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 06:34:41,578 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 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 [2022-12-14 06:34:41,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:34:41,578 INFO L225 Difference]: With dead ends: 16 [2022-12-14 06:34:41,578 INFO L226 Difference]: Without dead ends: 14 [2022-12-14 06:34:41,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 30 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 16.6s TimeCoverageRelationStatistics Valid=62, Invalid=140, Unknown=8, NotChecked=0, Total=210 [2022-12-14 06:34:41,579 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 15 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:34:41,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 27 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 06:34:41,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-14 06:34:41,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-12-14 06:34:41,581 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) [2022-12-14 06:34:41,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-12-14 06:34:41,581 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-12-14 06:34:41,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:34:41,582 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-12-14 06:34:41,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 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) [2022-12-14 06:34:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-12-14 06:34:41,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 06:34:41,582 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:34:41,582 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-12-14 06:34:41,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2022-12-14 06:34:41,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 06:34:41,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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)] Ended with exit code 0 [2022-12-14 06:34:42,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:34:42,186 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:34:42,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:34:42,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-12-14 06:34:42,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:34:42,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1193471241] [2022-12-14 06:34:42,191 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 06:34:42,191 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 [2022-12-14 06:34:42,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:34:42,192 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:34:42,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:34:42,705 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 06:34:42,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 06:34:42,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 197 conjunts are in the unsatisfiable core [2022-12-14 06:34:42,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:34:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:45,342 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:34:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:49,769 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:34:49,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1193471241] [2022-12-14 06:34:49,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1193471241] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:34:49,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [685376093] [2022-12-14 06:34:49,770 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 06:34:49,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 06:34:49,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 06:34:49,771 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 06:34:49,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2022-12-14 06:34:50,743 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 06:34:50,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 06:34:50,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 173 conjunts are in the unsatisfiable core [2022-12-14 06:34:50,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:34:52,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:34:52,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:35:23,102 WARN L233 SmtUtils]: Spent 27.56s on a formula simplification. DAG size of input: 377 DAG size of output: 367 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:35:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:35:25,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [685376093] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:35:25,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495348951] [2022-12-14 06:35:25,463 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 06:35:25,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:35:25,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:35:25,464 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:35:25,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 06:35:25,925 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 06:35:25,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 06:35:25,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 177 conjunts are in the unsatisfiable core [2022-12-14 06:35:25,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:35:32,806 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:35:32,807 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:35:46,726 WARN L233 SmtUtils]: Spent 7.09s on a formula simplification. DAG size of input: 377 DAG size of output: 367 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:35:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:35:52,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495348951] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:35:52,319 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 06:35:52,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 8, 8] total 23 [2022-12-14 06:35:52,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908744864] [2022-12-14 06:35:52,319 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 06:35:52,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-12-14 06:35:52,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:35:52,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-12-14 06:35:52,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=410, Unknown=4, NotChecked=0, Total=506 [2022-12-14 06:35:52,320 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 23 states, 23 states have (on average 2.130434782608696) internal successors, (49), 23 states have internal predecessors, (49), 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) [2022-12-14 06:36:07,860 WARN L233 SmtUtils]: Spent 9.28s on a formula simplification. DAG size of input: 304 DAG size of output: 301 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:36:10,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 06:36:12,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 06:36:28,606 WARN L233 SmtUtils]: Spent 12.71s on a formula simplification that was a NOOP. DAG size: 524 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:36:31,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 06:36:31,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:36:31,892 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-12-14 06:36:31,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 06:36:31,893 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.130434782608696) internal successors, (49), 23 states have internal predecessors, (49), 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 11 [2022-12-14 06:36:31,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:36:31,893 INFO L225 Difference]: With dead ends: 19 [2022-12-14 06:36:31,893 INFO L226 Difference]: Without dead ends: 17 [2022-12-14 06:36:31,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 92.3s TimeCoverageRelationStatistics Valid=150, Invalid=548, Unknown=4, NotChecked=0, Total=702 [2022-12-14 06:36:31,895 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 27 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:36:31,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 44 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 69 Invalid, 3 Unknown, 0 Unchecked, 9.1s Time] [2022-12-14 06:36:31,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-12-14 06:36:31,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-12-14 06:36:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 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) [2022-12-14 06:36:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-12-14 06:36:31,903 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-12-14 06:36:31,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:36:31,903 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-12-14 06:36:31,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.130434782608696) internal successors, (49), 23 states have internal predecessors, (49), 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) [2022-12-14 06:36:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-12-14 06:36:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 06:36:31,904 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:36:31,904 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-12-14 06:36:31,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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)] Ended with exit code 0 [2022-12-14 06:36:32,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2022-12-14 06:36:32,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-14 06:36:32,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:36:32,507 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:36:32,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:36:32,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-12-14 06:36:32,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:36:32,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169927971] [2022-12-14 06:36:32,514 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 06:36:32,514 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 [2022-12-14 06:36:32,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:36:32,515 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:36:32,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 (9)] Waiting until timeout for monitored process [2022-12-14 06:36:33,184 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-12-14 06:36:33,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 06:36:33,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 2855 conjuncts, 378 conjunts are in the unsatisfiable core [2022-12-14 06:36:33,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:36:43,249 WARN L233 SmtUtils]: Spent 9.32s on a formula simplification. DAG size of input: 290 DAG size of output: 273 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:37:20,175 WARN L233 SmtUtils]: Spent 28.79s on a formula simplification. DAG size of input: 693 DAG size of output: 658 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:37:20,980 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 14 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:37:20,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:37:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:37:37,358 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:37:37,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169927971] [2022-12-14 06:37:37,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169927971] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:37:37,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1724608245] [2022-12-14 06:37:37,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 06:37:37,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 06:37:37,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 06:37:37,359 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 06:37:37,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2022-12-14 06:37:38,739 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-12-14 06:37:38,739 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 06:37:38,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 2855 conjuncts, 355 conjunts are in the unsatisfiable core [2022-12-14 06:37:38,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:37:53,374 WARN L233 SmtUtils]: Spent 6.63s on a formula simplification. DAG size of input: 289 DAG size of output: 273 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:38:49,702 WARN L233 SmtUtils]: Spent 40.44s on a formula simplification. DAG size of input: 653 DAG size of output: 611 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:38:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:38:50,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:39:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:39:14,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1724608245] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:39:14,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695184679] [2022-12-14 06:39:14,068 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 06:39:14,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:39:14,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:39:14,069 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:39:14,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-14 06:39:14,627 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-12-14 06:39:14,627 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 06:39:14,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 2855 conjuncts, 366 conjunts are in the unsatisfiable core [2022-12-14 06:39:14,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:39:37,230 WARN L233 SmtUtils]: Spent 14.49s on a formula simplification. DAG size of input: 345 DAG size of output: 331 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:40:41,664 WARN L233 SmtUtils]: Spent 50.59s on a formula simplification. DAG size of input: 641 DAG size of output: 624 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:40:42,447 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:40:42,447 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:41:07,375 WARN L233 SmtUtils]: Spent 11.11s on a formula simplification. DAG size of input: 473 DAG size of output: 463 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:42:41,123 WARN L230 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2022-12-14 06:42:41,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 101 [2022-12-14 06:42:41,125 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") [2022-12-14 06:42:41,125 INFO L184 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2022-12-14 06:42:41,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7] total 20 [2022-12-14 06:42:41,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961844026] [2022-12-14 06:42:41,126 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2022-12-14 06:42:41,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-14 06:42:41,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:42:41,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-14 06:42:41,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=555, Unknown=17, NotChecked=0, Total=702 [2022-12-14 06:42:41,127 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 20 states, 20 states have (on average 2.4) internal successors, (48), 20 states have internal predecessors, (48), 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) [2022-12-14 06:42:41,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 251.5s TimeCoverageRelationStatistics Valid=130, Invalid=555, Unknown=17, NotChecked=0, Total=702 [2022-12-14 06:42:41,128 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:42:41,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:42:41,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/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 (9)] Ended with exit code 0 [2022-12-14 06:42:41,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-12-14 06:42:41,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2022-12-14 06:42:41,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt [2022-12-14 06:42:41,732 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:314) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:158) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:139) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.pop(ManagedScript.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.unAssertCodeBlock(IncrementalHoareTripleChecker.java:436) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.clearAssertionStack(IncrementalHoareTripleChecker.java:278) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.releaseLock(IncrementalHoareTripleChecker.java:284) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.releaseLock(ChainingHoareTripleChecker.java:449) at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1655) at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:658) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.releaseLock(ChainingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.releaseLock(CachingHoareTripleChecker.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.switchToReadonlyMode(AbstractInterpolantAutomaton.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:365) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: java.io.IOException: Stream closed at java.base/java.lang.ProcessBuilder$NullOutputStream.write(ProcessBuilder.java:442) at java.base/java.io.OutputStream.write(OutputStream.java:157) at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:81) at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:142) at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:318) at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:153) at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:251) at java.base/java.io.BufferedWriter.flush(BufferedWriter.java:257) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:156) ... 36 more [2022-12-14 06:42:41,740 INFO L158 Benchmark]: Toolchain (without parser) took 502007.62ms. Allocated memory was 90.2MB in the beginning and 662.7MB in the end (delta: 572.5MB). Free memory was 62.0MB in the beginning and 457.3MB in the end (delta: -395.3MB). Peak memory consumption was 175.8MB. Max. memory is 16.1GB. [2022-12-14 06:42:41,740 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:42:41,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.34ms. Allocated memory is still 90.2MB. Free memory was 61.7MB in the beginning and 50.8MB in the end (delta: 10.9MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-12-14 06:42:41,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.00ms. Allocated memory is still 90.2MB. Free memory was 50.8MB in the beginning and 42.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 06:42:41,741 INFO L158 Benchmark]: Boogie Preprocessor took 81.27ms. Allocated memory is still 90.2MB. Free memory was 42.1MB in the beginning and 61.8MB in the end (delta: -19.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-12-14 06:42:41,741 INFO L158 Benchmark]: RCFGBuilder took 1230.62ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 61.8MB in the beginning and 70.9MB in the end (delta: -9.1MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2022-12-14 06:42:41,742 INFO L158 Benchmark]: TraceAbstraction took 500230.64ms. Allocated memory was 109.1MB in the beginning and 662.7MB in the end (delta: 553.6MB). Free memory was 69.8MB in the beginning and 457.3MB in the end (delta: -387.5MB). Peak memory consumption was 165.3MB. Max. memory is 16.1GB. [2022-12-14 06:42:41,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.34ms. Allocated memory is still 90.2MB. Free memory was 61.7MB in the beginning and 50.8MB in the end (delta: 10.9MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.00ms. Allocated memory is still 90.2MB. Free memory was 50.8MB in the beginning and 42.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.27ms. Allocated memory is still 90.2MB. Free memory was 42.1MB in the beginning and 61.8MB in the end (delta: -19.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1230.62ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 61.8MB in the beginning and 70.9MB in the end (delta: -9.1MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * TraceAbstraction took 500230.64ms. Allocated memory was 109.1MB in the beginning and 662.7MB in the end (delta: 553.6MB). Free memory was 69.8MB in the beginning and 457.3MB in the end (delta: -387.5MB). Peak memory consumption was 165.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:314) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4438f59-61e6-4ff3-8fa3-e1dd5e15650b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken