./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0bbe822661921a086d2e8463a9fe627e3d2feec0733ded33ee82f90f38d03493 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:50:56,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:50:56,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:50:56,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:50:56,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:50:56,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:50:56,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:50:56,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:50:56,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:50:56,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:50:56,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:50:56,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:50:56,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:50:56,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:50:56,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:50:56,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:50:56,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:50:56,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:50:56,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:50:56,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:50:56,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:50:56,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:50:56,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:50:56,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:50:56,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:50:56,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:50:56,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:50:56,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:50:56,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:50:56,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:50:56,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:50:56,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:50:56,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:50:56,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:50:56,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:50:56,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:50:56,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:50:56,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:50:56,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:50:56,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:50:56,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:50:56,436 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:50:56,471 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:50:56,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:50:56,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:50:56,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:50:56,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:50:56,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:50:56,478 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:50:56,478 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:50:56,478 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:50:56,478 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:50:56,479 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:50:56,480 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:50:56,480 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:50:56,480 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:50:56,480 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:50:56,481 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:50:56,481 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:50:56,481 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:50:56,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:50:56,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:50:56,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:50:56,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:50:56,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:50:56,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:50:56,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:50:56,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:50:56,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:50:56,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:50:56,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:50:56,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:50:56,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:50:56,485 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:50:56,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:50:56,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:50:56,486 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:50:56,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:50:56,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:50:56,487 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:50:56,487 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_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bbe822661921a086d2e8463a9fe627e3d2feec0733ded33ee82f90f38d03493 [2022-11-22 01:50:56,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:50:56,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:50:56,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:50:56,809 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:50:56,809 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:50:56,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c [2022-11-22 01:50:59,816 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:51:00,092 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:51:00,093 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c [2022-11-22 01:51:00,102 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data/5f9e137c6/df8560550e4c44cbace9d39791a341a4/FLAG2c828c498 [2022-11-22 01:51:00,127 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data/5f9e137c6/df8560550e4c44cbace9d39791a341a4 [2022-11-22 01:51:00,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:51:00,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:51:00,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:51:00,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:51:00,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:51:00,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fb9423e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00, skipping insertion in model container [2022-11-22 01:51:00,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:51:00,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:51:00,346 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_51f0010c-2ea6-4e75-b81c-922e07228f3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1107,1120] [2022-11-22 01:51:00,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:51:00,450 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:51:00,465 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_51f0010c-2ea6-4e75-b81c-922e07228f3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1107,1120] [2022-11-22 01:51:00,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:51:00,551 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:51:00,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00 WrapperNode [2022-11-22 01:51:00,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:51:00,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:51:00,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:51:00,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:51:00,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,611 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 132 [2022-11-22 01:51:00,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:51:00,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:51:00,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:51:00,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:51:00,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,650 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:51:00,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:51:00,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:51:00,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:51:00,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (1/1) ... [2022-11-22 01:51:00,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:51:00,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:00,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:51:00,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:51:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:51:00,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:51:00,848 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:51:00,851 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:51:01,206 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:51:01,237 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:51:01,237 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 01:51:01,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:51:01 BoogieIcfgContainer [2022-11-22 01:51:01,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:51:01,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:51:01,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:51:01,245 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:51:01,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:51:00" (1/3) ... [2022-11-22 01:51:01,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@654b3bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:51:01, skipping insertion in model container [2022-11-22 01:51:01,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:00" (2/3) ... [2022-11-22 01:51:01,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@654b3bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:51:01, skipping insertion in model container [2022-11-22 01:51:01,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:51:01" (3/3) ... [2022-11-22 01:51:01,268 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.diagonal.c [2022-11-22 01:51:01,299 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:51:01,299 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:51:01,393 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:51:01,402 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;@18521090, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:51:01,403 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:51:01,407 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:51:01,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-22 01:51:01,415 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:01,416 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-22 01:51:01,416 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:51:01,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:01,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-11-22 01:51:01,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:51:01,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007936050] [2022-11-22 01:51:01,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:01,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:51:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 01:51:01,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 01:51:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 01:51:01,618 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 01:51:01,622 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 01:51:01,623 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 01:51:01,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:51:01,630 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-22 01:51:01,635 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 01:51:01,653 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-22 01:51:01,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:51:01 BoogieIcfgContainer [2022-11-22 01:51:01,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 01:51:01,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 01:51:01,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 01:51:01,665 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 01:51:01,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:51:01" (3/4) ... [2022-11-22 01:51:01,670 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-22 01:51:01,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 01:51:01,672 INFO L158 Benchmark]: Toolchain (without parser) took 1538.55ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 110.4MB in the end (delta: 11.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-11-22 01:51:01,673 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:51:01,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.25ms. Allocated memory is still 155.2MB. Free memory was 121.7MB in the beginning and 109.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 01:51:01,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.06ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 107.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 01:51:01,676 INFO L158 Benchmark]: Boogie Preprocessor took 41.41ms. Allocated memory is still 155.2MB. Free memory was 107.0MB in the beginning and 105.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 01:51:01,681 INFO L158 Benchmark]: RCFGBuilder took 571.63ms. Allocated memory is still 155.2MB. Free memory was 105.2MB in the beginning and 67.9MB in the end (delta: 37.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-22 01:51:01,682 INFO L158 Benchmark]: TraceAbstraction took 421.39ms. Allocated memory is still 155.2MB. Free memory was 67.2MB in the beginning and 111.1MB in the end (delta: -44.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:51:01,683 INFO L158 Benchmark]: Witness Printer took 6.52ms. Allocated memory is still 155.2MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:51:01,688 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.25ms. Allocated memory is still 155.2MB. Free memory was 121.7MB in the beginning and 109.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.06ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 107.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.41ms. Allocated memory is still 155.2MB. Free memory was 107.0MB in the beginning and 105.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 571.63ms. Allocated memory is still 155.2MB. Free memory was 105.2MB in the beginning and 67.9MB in the end (delta: 37.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 421.39ms. Allocated memory is still 155.2MB. Free memory was 67.2MB in the beginning and 111.1MB in the end (delta: -44.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.52ms. Allocated memory is still 155.2MB. Free memory is still 110.4MB. 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 56, overapproximation of bitwiseAnd at line 61. 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_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L31] const SORT_4 var_5 = 0; [L32] const SORT_1 var_14 = 1; [L33] const SORT_4 var_19 = 1; [L34] const SORT_4 var_22 = 15; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L39] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L40] SORT_4 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L42] SORT_4 init_7_arg_1 = var_5; [L43] state_6 = init_7_arg_1 [L44] SORT_4 init_9_arg_1 = var_5; [L45] state_8 = init_9_arg_1 VAL [init_7_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_4=15, msb_SORT_1=1, msb_SORT_4=8, state_6=0, state_8=0, var_14=1, var_19=1, var_22=15, var_5=0] [L48] input_2 = __VERIFIER_nondet_uchar() [L49] input_3 = __VERIFIER_nondet_uchar() [L52] SORT_4 var_10_arg_0 = state_6; [L53] SORT_4 var_10_arg_1 = state_8; [L54] SORT_1 var_10 = var_10_arg_0 < var_10_arg_1; [L55] SORT_1 var_11_arg_0 = var_10; [L56] SORT_1 var_11 = ~var_11_arg_0; [L57] SORT_1 var_15_arg_0 = var_11; [L58] SORT_1 var_15 = ~var_15_arg_0; [L59] SORT_1 var_16_arg_0 = var_14; [L60] SORT_1 var_16_arg_1 = var_15; [L61] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L62] var_16 = var_16 & mask_SORT_1 [L63] SORT_1 bad_17_arg_0 = var_16; [L64] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-22 01:51:01,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0bbe822661921a086d2e8463a9fe627e3d2feec0733ded33ee82f90f38d03493 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:51:04,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:51:04,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:51:04,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:51:04,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:51:04,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:51:04,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:51:04,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:51:04,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:51:04,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:51:04,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:51:04,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:51:04,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:51:04,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:51:04,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:51:04,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:51:04,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:51:04,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:51:04,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:51:04,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:51:04,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:51:04,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:51:04,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:51:04,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:51:04,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:51:04,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:51:04,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:51:04,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:51:04,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:51:04,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:51:04,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:51:04,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:51:04,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:51:04,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:51:04,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:51:04,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:51:04,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:51:04,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:51:04,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:51:04,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:51:04,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:51:04,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-22 01:51:04,383 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:51:04,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:51:04,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:51:04,389 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:51:04,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:51:04,390 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:51:04,390 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:51:04,391 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:51:04,391 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:51:04,391 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:51:04,392 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:51:04,393 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:51:04,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:51:04,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:51:04,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:51:04,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:51:04,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:51:04,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:51:04,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 01:51:04,395 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 01:51:04,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:51:04,395 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:51:04,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:51:04,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:51:04,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 01:51:04,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:51:04,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:51:04,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:51:04,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:51:04,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:51:04,398 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 01:51:04,398 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 01:51:04,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:51:04,398 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:51:04,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 01:51:04,399 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_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bbe822661921a086d2e8463a9fe627e3d2feec0733ded33ee82f90f38d03493 [2022-11-22 01:51:04,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:51:04,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:51:04,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:51:04,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:51:04,830 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:51:04,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c [2022-11-22 01:51:08,679 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:51:09,017 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:51:09,018 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c [2022-11-22 01:51:09,035 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data/a06823fd0/42a3b28801074d1790fb72815db0ff27/FLAG1067eb80c [2022-11-22 01:51:09,059 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/data/a06823fd0/42a3b28801074d1790fb72815db0ff27 [2022-11-22 01:51:09,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:51:09,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:51:09,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:51:09,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:51:09,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:51:09,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f93614a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09, skipping insertion in model container [2022-11-22 01:51:09,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:51:09,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:51:09,286 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_51f0010c-2ea6-4e75-b81c-922e07228f3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1107,1120] [2022-11-22 01:51:09,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:51:09,383 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:51:09,399 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_51f0010c-2ea6-4e75-b81c-922e07228f3f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1107,1120] [2022-11-22 01:51:09,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:51:09,504 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:51:09,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09 WrapperNode [2022-11-22 01:51:09,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:51:09,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:51:09,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:51:09,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:51:09,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,588 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 132 [2022-11-22 01:51:09,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:51:09,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:51:09,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:51:09,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:51:09,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,631 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:51:09,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:51:09,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:51:09,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:51:09,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (1/1) ... [2022-11-22 01:51:09,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:51:09,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:09,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:51:09,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:51:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:51:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:51:09,998 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:51:10,001 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:51:10,446 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:51:10,456 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:51:10,457 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 01:51:10,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:51:10 BoogieIcfgContainer [2022-11-22 01:51:10,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:51:10,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:51:10,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:51:10,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:51:10,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:51:09" (1/3) ... [2022-11-22 01:51:10,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8901408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:51:10, skipping insertion in model container [2022-11-22 01:51:10,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:51:09" (2/3) ... [2022-11-22 01:51:10,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8901408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:51:10, skipping insertion in model container [2022-11-22 01:51:10,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:51:10" (3/3) ... [2022-11-22 01:51:10,481 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.diagonal.c [2022-11-22 01:51:10,512 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:51:10,512 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:51:10,574 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:51:10,583 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;@65376d14, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:51:10,583 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:51:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:51:10,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-22 01:51:10,597 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:10,598 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-22 01:51:10,598 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:51:10,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:10,605 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-22 01:51:10,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 01:51:10,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [43915978] [2022-11-22 01:51:10,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:10,626 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 01:51:10,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 01:51:10,635 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-22 01:51:10,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-22 01:51:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:10,824 WARN L261 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-22 01:51:10,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:11,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:11,248 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:51:11,249 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-22 01:51:11,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [43915978] [2022-11-22 01:51:11,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [43915978] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:51:11,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:51:11,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:51:11,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089030385] [2022-11-22 01:51:11,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:51:11,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:51:11,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-22 01:51:11,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:51:11,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:51:11,323 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:51:11,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:51:11,419 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-22 01:51:11,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:51:11,423 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-22 01:51:11,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:51:11,433 INFO L225 Difference]: With dead ends: 20 [2022-11-22 01:51:11,433 INFO L226 Difference]: Without dead ends: 11 [2022-11-22 01:51:11,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:51:11,445 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:51:11,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 01:51:11,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-22 01:51:11,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-22 01:51:11,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:51:11,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-22 01:51:11,494 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-22 01:51:11,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:51:11,495 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-22 01:51:11,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:51:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-22 01:51:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 01:51:11,497 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:11,497 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-22 01:51:11,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-22 01:51:11,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 01:51:11,711 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:51:11,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:11,712 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-22 01:51:11,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 01:51:11,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1428180883] [2022-11-22 01:51:11,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:11,714 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 01:51:11,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 01:51:11,723 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-22 01:51:11,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-22 01:51:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:11,907 WARN L261 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-22 01:51:11,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:12,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:51:24,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:24,253 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-22 01:51:24,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1428180883] [2022-11-22 01:51:24,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1428180883] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:51:24,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1415079167] [2022-11-22 01:51:24,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:24,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-22 01:51:24,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 [2022-11-22 01:51:24,261 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-22 01:51:24,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-22 01:51:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:24,477 WARN L261 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 70 conjunts are in the unsatisfiable core [2022-11-22 01:51:24,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:24,953 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:51:36,501 WARN L233 SmtUtils]: Spent 5.16s on a formula simplification. DAG size of input: 345 DAG size of output: 109 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:51:36,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:36,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1415079167] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:51:36,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327097244] [2022-11-22 01:51:36,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:36,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:36,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:36,623 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:51:36,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 01:51:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:36,751 WARN L261 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 70 conjunts are in the unsatisfiable core [2022-11-22 01:51:36,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:37,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:37,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:51:43,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:43,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327097244] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:51:43,095 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-22 01:51:43,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 6, 6] total 12 [2022-11-22 01:51:43,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654081145] [2022-11-22 01:51:43,097 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-22 01:51:43,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-22 01:51:43,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-22 01:51:43,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-22 01:51:43,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-11-22 01:51:43,102 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:51:43,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:51:43,344 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2022-11-22 01:51:43,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-22 01:51:43,346 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-22 01:51:43,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:51:43,347 INFO L225 Difference]: With dead ends: 19 [2022-11-22 01:51:43,347 INFO L226 Difference]: Without dead ends: 17 [2022-11-22 01:51:43,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2022-11-22 01:51:43,349 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 16 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:51:43,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 23 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 01:51:43,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-22 01:51:43,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-22 01:51:43,358 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) [2022-11-22 01:51:43,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-22 01:51:43,360 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2022-11-22 01:51:43,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:51:43,361 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-22 01:51:43,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:51:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-22 01:51:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-22 01:51:43,364 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:43,364 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-22 01:51:43,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-22 01:51:43,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-22 01:51:43,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2022-11-22 01:51:43,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 --incremental --print-success --lang smt [2022-11-22 01:51:43,973 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:51:43,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:43,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 2 times [2022-11-22 01:51:43,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 01:51:43,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [461429554] [2022-11-22 01:51:43,976 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-22 01:51:43,976 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-22 01:51:43,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 01:51:43,978 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-22 01:51:43,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-22 01:51:44,161 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-22 01:51:44,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 01:51:44,174 WARN L261 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 167 conjunts are in the unsatisfiable core [2022-11-22 01:51:44,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:45,312 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:51:45,313 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:52:02,893 WARN L233 SmtUtils]: Spent 12.16s on a formula simplification. DAG size of input: 364 DAG size of output: 90 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:57:25,850 WARN L233 SmtUtils]: Spent 5.10m on a formula simplification. DAG size of input: 549 DAG size of output: 67 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:57:25,933 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:57:25,934 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-22 01:57:25,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [461429554] [2022-11-22 01:57:25,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [461429554] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:57:25,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1187503130] [2022-11-22 01:57:25,934 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-22 01:57:25,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-22 01:57:25,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 [2022-11-22 01:57:25,937 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-22 01:57:25,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2022-11-22 01:57:26,217 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-22 01:57:26,218 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 01:57:26,226 WARN L261 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 166 conjunts are in the unsatisfiable core [2022-11-22 01:57:26,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:57:27,671 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:57:27,672 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:57:55,572 WARN L233 SmtUtils]: Spent 14.41s on a formula simplification. DAG size of input: 422 DAG size of output: 129 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:58:30,703 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (forall ((|v_ULTIMATE.start_main_~var_16_arg_0~0#1_12| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_16_arg_0~0#1_12|) (_ bv1 32)))))))) (let ((.cse32 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|))) (let ((.cse74 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_8~0#1|)) (.cse5 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_6~0#1|)) (.cse34 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_19~0#1|)) (.cse30 (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_13|)))))))))))) (.cse4 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_22~0#1|)) (.cse36 (forall ((|v_ULTIMATE.start_main_~var_34_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_45_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_13|)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_13|))))))))))) (let ((.cse56 (or (forall ((|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (= .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32)))))) .cse36)) (.cse59 (or (forall ((|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (= .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32)))))))))))))))))) .cse30)) (.cse29 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) .cse4)))) (.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse5 .cse34))))))))))))) (.cse91 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse4)))) (.cse92 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (not (= .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse34)))))))))))))))) (.cse45 (forall ((|v_ULTIMATE.start_main_~var_26_arg_0~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_26_arg_0~0#1_15|) .cse74)))) (.cse37 (forall ((|v_ULTIMATE.start_main_~var_26_arg_0~0#1_15| (_ BitVec 8))) (bvslt ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_26_arg_0~0#1_15|) .cse74)))) (let ((.cse49 (and .cse45 .cse37)) (.cse53 (or .cse30 (and (or .cse92 .cse45) (or (forall ((|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (= .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|))))))))))))))))))))))))) .cse37)))) (.cse54 (or (and (or .cse45 .cse91) (or .cse37 (forall ((|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (= .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|))))))))))))))) .cse36)) (.cse27 (or (not (= .cse4 .cse31)) .cse36)) (.cse28 (or (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse31 .cse34)))))))))))) .cse4)) .cse30)) (.cse22 (forall ((|v_ULTIMATE.start_main_~var_32_arg_1~0#1_15| (_ BitVec 8))) (bvsgt .cse5 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_32_arg_1~0#1_15|)))) (.cse24 (forall ((|v_ULTIMATE.start_main_~var_33_arg_0~0#1_15| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_33_arg_0~0#1_15|)))))) (_ bv0 8))))) (.cse26 (forall ((|v_ULTIMATE.start_main_~var_32_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt .cse5 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_32_arg_1~0#1_15|))))) (.cse77 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))))) (.cse78 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse93 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse93)) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse93 .cse34))))))) .cse32)))))))))) (.cse42 (or .cse92 .cse30)) (.cse79 (or .cse29 .cse30 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32)))))))) (.cse43 (or .cse91 .cse36)) (.cse80 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse90 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse90 .cse34))))))) .cse32))) .cse34))))))))))))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse90)))))) (.cse47 (forall ((|v_ULTIMATE.start_main_~var_33_arg_0~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_33_arg_0~0#1_15|)))))) (_ bv0 8)))) (.cse76 (and (or .cse29 (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32)))))) .cse30) (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse88 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) .cse88)) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse88 .cse34))))))) .cse32))) .cse34)))))))))))))))) .cse56 (or (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32)))))) .cse36) (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse89 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) .cse89)) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse89 .cse34))))))) .cse32))))))))) .cse59))) (let ((.cse6 (= .cse5 .cse74)) (.cse13 (forall ((|v_ULTIMATE.start_main_~var_24_arg_1~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_24_arg_1~0#1_15|) (_ bv0 32)))) .cse0)) (_ bv0 8)))) (.cse19 (let ((.cse84 (or .cse47 .cse76))) (and (or (let ((.cse83 (and .cse27 (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse85 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (not (bvslt .cse31 .cse85)) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse85 .cse34))))))) .cse32))))))))) .cse28 (or (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (not (bvslt .cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32)))))) .cse29 .cse30) (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse86 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (not (bvslt .cse31 .cse86)) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse86 .cse34))))))) .cse32))) .cse34)))))))))))))))) (or (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt .cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32)))))) .cse36)))) (and (or .cse22 .cse83) (or (and .cse84 (or .cse24 .cse83)) .cse26))) .cse37) (or (let ((.cse87 (and (or .cse77 .cse36) .cse78 .cse42 .cse79 .cse43 .cse80))) (and (or .cse22 .cse87) (or (and .cse84 (or .cse24 .cse87)) .cse26))) .cse45)))) (.cse18 (let ((.cse75 (and (or (and (or .cse45 .cse77) (or .cse37 (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32)))))))) .cse36) (or .cse45 (and .cse78 .cse79 .cse80)) .cse53 .cse54 (or (and (or .cse29 .cse30 (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))))) (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (let ((.cse81 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse81 .cse34))))))) .cse32))) .cse34))))))))))))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) .cse81))))) (forall ((|v_ULTIMATE.start_main_~var_45_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (let ((.cse82 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_45_arg_1~0#1_15|))) .cse32))))) (or (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse82 .cse34))))))) .cse32)))))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) .cse82)))))) .cse37)))) (and (or (and (or .cse75 .cse24) (or .cse47 .cse49 .cse76)) .cse26) (or .cse75 .cse22)))) (.cse15 (forall ((|v_ULTIMATE.start_main_~var_24_arg_1~0#1_15| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_24_arg_1~0#1_15|) (_ bv0 32)))) .cse0)) (_ bv0 8)))))) (let ((.cse9 (and (or .cse13 .cse19) (or .cse18 .cse15))) (.cse10 (forall ((|v_ULTIMATE.start_main_~var_44_arg_0~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_0~0#1_15|) (_ bv1 32)))) .cse0)) (_ bv0 8)))) (.cse11 (forall ((|v_ULTIMATE.start_main_~var_44_arg_0~0#1_15| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_0~0#1_15|) (_ bv1 32)))) .cse0)) (_ bv0 8))))) (.cse12 (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt .cse5 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_15|))))) (.cse7 (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_15| (_ BitVec 8))) (bvsgt .cse5 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_15|)))) (.cse20 (forall ((|v_ULTIMATE.start_main_~var_24_arg_1~0#1_15| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_24_arg_1~0#1_15|) (_ bv1 32))))))))) (.cse17 (forall ((|v_ULTIMATE.start_main_~var_24_arg_1~0#1_15| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_24_arg_1~0#1_15|) (_ bv1 32)))))))))) (.cse21 (not .cse6))) (let ((.cse3 (let ((.cse60 (let ((.cse63 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 .cse74))))))) .cse32))))) (let ((.cse64 (let ((.cse73 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 .cse63)))))))))))) (and (or .cse29 .cse30) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 .cse73))))))) .cse32)))))) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) .cse73))))))) (let ((.cse69 (and (or (forall ((|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) .cse63))) .cse64) (or (forall ((|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) .cse63))) .cse36) .cse56 .cse59))) (let ((.cse62 (or .cse47 .cse69)) (.cse71 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse63)))) (.cse70 (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse63))))) (let ((.cse65 (or .cse45 (let ((.cse72 (and (or .cse71 .cse64) .cse42 (or .cse70 .cse36) .cse43))) (and (or .cse26 (and (or .cse24 .cse72) .cse62)) (or .cse22 .cse72))))) (.cse66 (let ((.cse68 (and (or (and (or .cse45 .cse70) (or (forall ((|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) .cse63))) .cse37)) .cse36) (or (and (or (forall ((|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) .cse63))) .cse37) (or .cse45 .cse71)) .cse64) .cse53 .cse54))) (and (or .cse26 (and (or .cse68 .cse24) (or .cse47 .cse49 .cse69))) (or .cse68 .cse22))))) (and (or .cse6 (and (or .cse13 (and (or (let ((.cse61 (and .cse27 (or (not (bvsgt .cse31 .cse63)) .cse36) .cse28 (or (not (bvslt .cse31 .cse63)) .cse64)))) (and (or (and (or .cse61 .cse24) .cse62) .cse26) (or .cse61 .cse22))) .cse37) .cse65)) (or .cse66 .cse15))) (or (and (or (and (or (let ((.cse67 (and .cse27 .cse28))) (and (or .cse26 (and (or .cse24 .cse67) .cse62)) (or .cse22 .cse67))) .cse37) .cse65) .cse20) (or .cse66 .cse17)) .cse21))))))))) (and (or (and (or (and (or .cse21 (and (or .cse18 .cse17) (or .cse19 .cse20))) (or .cse6 .cse9)) .cse10) (or .cse11 .cse60)) .cse12) (or .cse7 .cse60)))) (.cse2 (let ((.cse46 (and (or (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32)))))) .cse36) (or .cse29 .cse30 (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))))) .cse56 (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse57 .cse34))))))) .cse32))) .cse34))))))) .cse32)))))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) .cse57))))) (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse58 .cse34))))))) .cse32)))))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_15|))) .cse32))) .cse58))))) .cse59)) (.cse44 (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))))) (.cse40 (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32)))))))) (let ((.cse16 (let ((.cse48 (and (or (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (let ((.cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) .cse50)) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse50 .cse34))))))) .cse32))) .cse34))))))) .cse32)))))))) .cse37) (or (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse51)) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse51 .cse34))))))) .cse32))) .cse34))))))) .cse32)))))))) .cse45) (or (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (let ((.cse52 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) .cse52)) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse52 .cse34))))))) .cse32)))))))) .cse37) .cse53 (or .cse29 .cse30 (and (or (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32)))))) .cse37) (or .cse45 .cse44))) .cse54 (or .cse45 (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (let ((.cse55 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse55 .cse34))))))) .cse32))))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse55)))))) (or (and (or .cse45 .cse40) (or (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_25_arg_2~0#1_15| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_25_arg_2~0#1_15|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32)))))) .cse37)) .cse36)))) (and (or .cse22 .cse48) (or (and (or .cse24 .cse48) (or .cse46 .cse47 .cse49)) .cse26)))) (.cse14 (let ((.cse25 (or .cse46 .cse47))) (and (or (let ((.cse23 (and .cse27 .cse28 (or .cse29 .cse30 (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8))) (not (bvslt .cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))))) (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8))) (let ((.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse33 .cse34))))))) .cse32)))))) (not (bvslt .cse31 .cse33))))) (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8))) (let ((.cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse35 .cse34))))))) .cse32))) .cse34))))))) .cse32)))))) (not (bvslt .cse31 .cse35))))) (or (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8))) (not (bvsgt .cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32)))))) .cse36)))) (and (or .cse22 .cse23) (or (and (or .cse24 .cse23) .cse25) .cse26))) .cse37) (or (let ((.cse38 (and (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse39)) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_13| (_ BitVec 8))) (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_13|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse39 .cse34))))))) .cse32))) .cse34))))))) .cse32))))))))) (or .cse40 .cse36) (forall ((|v_ULTIMATE.start_main_~var_41_arg_2~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8))) (let ((.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_41_arg_2~0#1_15|))))) .cse32))))) (or (not (bvslt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|)))))))) .cse41)) (forall ((|v_ULTIMATE.start_main_~var_27_arg_1~0#1_14| (_ BitVec 8))) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_14|))))) .cse32))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse41 .cse34))))))) .cse32))))))))) .cse42 .cse43 (or .cse29 .cse30 .cse44)))) (and (or .cse22 .cse38) (or (and (or .cse24 .cse38) .cse25) .cse26))) .cse45))))) (and (or .cse6 (let ((.cse8 (and (or .cse13 .cse14) (or .cse15 .cse16)))) (and (or .cse7 .cse8) (or (and (or .cse9 .cse10) (or .cse11 .cse8)) .cse12)))) (or (and (or .cse17 (and (or .cse12 (and (or .cse18 .cse10) (or .cse11 .cse16))) (or .cse7 .cse16))) (or (and (or (and (or .cse11 .cse14) (or .cse19 .cse10)) .cse12) (or .cse7 .cse14)) .cse20)) .cse21))))) (.cse1 (= .cse4 .cse5))) (and (or .cse1 (and (or .cse2 (forall ((|v_ULTIMATE.start_main_~var_40_arg_0~0#1_15| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_40_arg_0~0#1_15|) (_ bv1 32)))))) (_ bv0 8))))) (or (forall ((|v_ULTIMATE.start_main_~var_40_arg_0~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_40_arg_0~0#1_15|) (_ bv1 32)))))) (_ bv0 8))) .cse3))) (or (and (or .cse3 (forall ((|v_ULTIMATE.start_main_~var_40_arg_0~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_40_arg_0~0#1_15|) (_ bv0 32)))))) (_ bv0 8)))) (or (forall ((|v_ULTIMATE.start_main_~var_40_arg_0~0#1_15| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_40_arg_0~0#1_15|) (_ bv0 32)))))) (_ bv0 8)))) .cse2)) (not .cse1)))))))))))) is different from false [2022-11-22 02:00:06,058 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 8 not checked. [2022-11-22 02:00:06,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1187503130] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:00:06,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1013766662] [2022-11-22 02:00:06,064 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-22 02:00:06,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:00:06,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:00:06,069 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:00:06,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f0010c-2ea6-4e75-b81c-922e07228f3f/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-22 02:00:06,217 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-22 02:00:06,218 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 02:00:06,223 WARN L261 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 167 conjunts are in the unsatisfiable core [2022-11-22 02:00:06,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:00:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:00:07,129 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:03:33,979 WARN L233 SmtUtils]: Spent 2.85m on a formula simplification. DAG size of input: 573 DAG size of output: 71 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:03:34,051 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:03:34,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1013766662] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:03:34,051 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-22 02:03:34,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7, 7, 7] total 19 [2022-11-22 02:03:34,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340551718] [2022-11-22 02:03:34,052 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-22 02:03:34,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-22 02:03:34,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-22 02:03:34,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-22 02:03:34,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=228, Unknown=6, NotChecked=32, Total=342 [2022-11-22 02:03:34,055 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 19 states, 19 states have (on average 2.6315789473684212) internal successors, (50), 19 states have internal predecessors, (50), 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)