./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 082c74283cb4e90006a36b616f3f245c79d7cd549b9554e45e092a29b82fdccd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 05:01:21,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:01:21,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:01:21,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:01:21,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:01:21,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:01:21,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:01:21,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:01:21,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:01:21,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:01:21,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:01:21,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:01:21,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:01:21,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:01:21,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:01:21,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:01:21,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:01:21,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:01:21,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:01:21,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:01:21,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:01:21,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:01:21,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:01:21,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:01:21,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:01:21,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:01:21,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:01:21,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:01:21,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:01:21,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:01:21,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:01:21,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:01:21,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:01:21,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:01:21,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:01:21,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:01:21,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:01:21,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:01:21,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:01:21,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:01:21,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:01:21,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 05:01:21,775 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:01:21,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:01:21,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:01:21,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:01:21,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:01:21,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:01:21,776 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:01:21,776 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:01:21,776 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:01:21,777 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:01:21,777 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:01:21,777 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:01:21,777 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:01:21,777 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:01:21,777 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:01:21,777 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:01:21,778 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:01:21,778 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:01:21,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:01:21,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:01:21,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:01:21,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:01:21,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:01:21,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:01:21,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:01:21,779 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:01:21,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:01:21,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:01:21,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:01:21,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:01:21,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:01:21,780 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:01:21,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:01:21,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:01:21,780 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:01:21,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:01:21,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:01:21,781 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:01:21,781 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_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 082c74283cb4e90006a36b616f3f245c79d7cd549b9554e45e092a29b82fdccd [2022-12-14 05:01:21,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:01:21,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:01:21,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:01:21,982 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:01:21,982 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:01:21,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2022-12-14 05:01:24,623 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:01:24,816 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:01:24,817 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2022-12-14 05:01:24,823 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data/c9b1f2e88/346574b84f7c4ec294953c4232386c4a/FLAGaccc495b3 [2022-12-14 05:01:24,834 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data/c9b1f2e88/346574b84f7c4ec294953c4232386c4a [2022-12-14 05:01:24,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:01:24,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:01:24,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:01:24,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:01:24,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:01:24,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:01:24" (1/1) ... [2022-12-14 05:01:24,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33fd9cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:24, skipping insertion in model container [2022-12-14 05:01:24,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:01:24" (1/1) ... [2022-12-14 05:01:24,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:01:24,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:01:25,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1107,1120] [2022-12-14 05:01:25,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:01:25,182 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 05:01:25,191 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_0318073a-f320-44a6-82fc-a3dcbfa922bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1107,1120] [2022-12-14 05:01:25,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:01:25,279 INFO L208 MainTranslator]: Completed translation [2022-12-14 05:01:25,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25 WrapperNode [2022-12-14 05:01:25,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:01:25,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 05:01:25,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 05:01:25,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 05:01:25,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,339 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 575 [2022-12-14 05:01:25,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 05:01:25,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 05:01:25,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 05:01:25,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 05:01:25,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,385 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 05:01:25,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 05:01:25,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 05:01:25,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 05:01:25,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (1/1) ... [2022-12-14 05:01:25,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:01:25,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:01:25,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 05:01:25,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 05:01:25,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 05:01:25,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 05:01:25,607 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 05:01:25,609 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 05:01:31,376 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 05:01:31,387 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 05:01:31,388 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 05:01:31,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:01:31 BoogieIcfgContainer [2022-12-14 05:01:31,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 05:01:31,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 05:01:31,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 05:01:31,393 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 05:01:31,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:01:24" (1/3) ... [2022-12-14 05:01:31,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d8ac37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:01:31, skipping insertion in model container [2022-12-14 05:01:31,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:25" (2/3) ... [2022-12-14 05:01:31,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d8ac37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:01:31, skipping insertion in model container [2022-12-14 05:01:31,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:01:31" (3/3) ... [2022-12-14 05:01:31,395 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_ibuf.c [2022-12-14 05:01:31,408 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 05:01:31,408 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 05:01:31,440 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 05:01:31,445 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;@3deacd0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 05:01:31,445 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 05:01:31,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:01:31,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 05:01:31,452 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:01:31,453 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-12-14 05:01:31,453 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:01:31,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:01:31,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-12-14 05:01:31,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:01:31,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786915541] [2022-12-14 05:01:31,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:01:31,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:01:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 05:01:31,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 05:01:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 05:01:32,021 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 05:01:32,023 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 05:01:32,024 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 05:01:32,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 05:01:32,028 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-14 05:01:32,031 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 05:01:32,044 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 05:01:32,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:01:32 BoogieIcfgContainer [2022-12-14 05:01:32,049 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 05:01:32,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 05:01:32,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 05:01:32,050 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 05:01:32,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:01:31" (3/4) ... [2022-12-14 05:01:32,052 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 05:01:32,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 05:01:32,053 INFO L158 Benchmark]: Toolchain (without parser) took 7214.49ms. Allocated memory was 169.9MB in the beginning and 432.0MB in the end (delta: 262.1MB). Free memory was 134.1MB in the beginning and 385.9MB in the end (delta: -251.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-12-14 05:01:32,054 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:01:32,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.73ms. Allocated memory is still 169.9MB. Free memory was 134.1MB in the beginning and 110.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 05:01:32,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.67ms. Allocated memory is still 169.9MB. Free memory was 110.0MB in the beginning and 102.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 05:01:32,055 INFO L158 Benchmark]: Boogie Preprocessor took 55.95ms. Allocated memory is still 169.9MB. Free memory was 102.6MB in the beginning and 98.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 05:01:32,055 INFO L158 Benchmark]: RCFGBuilder took 5992.73ms. Allocated memory was 169.9MB in the beginning and 432.0MB in the end (delta: 262.1MB). Free memory was 98.4MB in the beginning and 233.5MB in the end (delta: -135.1MB). Peak memory consumption was 229.2MB. Max. memory is 16.1GB. [2022-12-14 05:01:32,056 INFO L158 Benchmark]: TraceAbstraction took 658.01ms. Allocated memory is still 432.0MB. Free memory was 232.5MB in the beginning and 387.0MB in the end (delta: -154.5MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. [2022-12-14 05:01:32,056 INFO L158 Benchmark]: Witness Printer took 3.18ms. Allocated memory is still 432.0MB. Free memory is still 385.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:01:32,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.73ms. Allocated memory is still 169.9MB. Free memory was 134.1MB in the beginning and 110.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.67ms. Allocated memory is still 169.9MB. Free memory was 110.0MB in the beginning and 102.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.95ms. Allocated memory is still 169.9MB. Free memory was 102.6MB in the beginning and 98.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 5992.73ms. Allocated memory was 169.9MB in the beginning and 432.0MB in the end (delta: 262.1MB). Free memory was 98.4MB in the beginning and 233.5MB in the end (delta: -135.1MB). Peak memory consumption was 229.2MB. Max. memory is 16.1GB. * TraceAbstraction took 658.01ms. Allocated memory is still 432.0MB. Free memory was 232.5MB in the beginning and 387.0MB in the end (delta: -154.5MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. * Witness Printer took 3.18ms. Allocated memory is still 432.0MB. Free memory is still 385.9MB. 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 63, overapproximation of bitwiseOr at line 68, overapproximation of bitwiseAnd at line 86. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 2); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (2 - 1); [L31] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 3); [L32] const SORT_5 msb_SORT_5 = (SORT_5)1 << (3 - 1); [L34] const SORT_5 var_9 = 0; [L35] const SORT_1 var_54 = 1; [L36] const SORT_1 var_165 = 0; [L38] SORT_1 input_2; [L39] SORT_3 input_4; [L40] SORT_5 input_6; [L41] SORT_3 input_7; [L42] SORT_5 input_8; [L44] SORT_5 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L45] SORT_5 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L47] SORT_5 init_11_arg_1 = var_9; [L48] state_10 = init_11_arg_1 [L49] SORT_5 init_25_arg_1 = var_9; [L50] state_24 = init_25_arg_1 VAL [init_11_arg_1=0, init_25_arg_1=0, mask_SORT_1=1, mask_SORT_3=3, mask_SORT_5=7, msb_SORT_1=1, msb_SORT_3=2, msb_SORT_5=4, state_10=0, state_24=0, var_165=0, var_54=1, var_9=0] [L53] input_2 = __VERIFIER_nondet_uchar() [L54] input_4 = __VERIFIER_nondet_uchar() [L55] input_6 = __VERIFIER_nondet_uchar() [L56] input_7 = __VERIFIER_nondet_uchar() [L57] input_8 = __VERIFIER_nondet_uchar() [L60] SORT_5 var_12_arg_0 = state_10; [L61] SORT_1 var_12 = var_12_arg_0 >> 0; [L62] SORT_1 var_13_arg_0 = var_12; [L63] SORT_1 var_13 = ~var_13_arg_0; [L64] SORT_5 var_14_arg_0 = state_10; [L65] SORT_1 var_14 = var_14_arg_0 >> 1; [L66] SORT_1 var_15_arg_0 = var_13; [L67] SORT_1 var_15_arg_1 = var_14; [L68] SORT_1 var_15 = var_15_arg_0 | var_15_arg_1; [L69] SORT_5 var_16_arg_0 = state_10; [L70] SORT_1 var_16 = var_16_arg_0 >> 2; [L71] SORT_1 var_17_arg_0 = var_16; [L72] SORT_1 var_17 = ~var_17_arg_0; [L73] SORT_1 var_18_arg_0 = var_15; [L74] SORT_1 var_18_arg_1 = var_17; [L75] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L76] SORT_1 var_19_arg_0 = var_14; [L77] SORT_1 var_19 = ~var_19_arg_0; [L78] SORT_1 var_20_arg_0 = var_12; [L79] SORT_1 var_20_arg_1 = var_19; [L80] SORT_1 var_20 = var_20_arg_0 | var_20_arg_1; [L81] SORT_1 var_21_arg_0 = var_20; [L82] SORT_1 var_21_arg_1 = var_16; [L83] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L84] SORT_1 var_22_arg_0 = var_18; [L85] SORT_1 var_22_arg_1 = var_21; [L86] SORT_1 var_22 = var_22_arg_0 & var_22_arg_1; [L87] SORT_1 var_23_arg_0 = var_12; [L88] SORT_1 var_23 = ~var_23_arg_0; [L89] SORT_5 var_26_arg_0 = state_24; [L90] SORT_1 var_26 = var_26_arg_0 >> 0; [L91] SORT_1 var_27_arg_0 = var_23; [L92] SORT_1 var_27_arg_1 = var_26; [L93] SORT_1 var_27 = var_27_arg_0 | var_27_arg_1; [L94] SORT_1 var_28_arg_0 = var_22; [L95] SORT_1 var_28_arg_1 = var_27; [L96] SORT_1 var_28 = var_28_arg_0 & var_28_arg_1; [L97] SORT_1 var_29_arg_0 = var_14; [L98] SORT_1 var_29 = ~var_29_arg_0; [L99] SORT_1 var_30_arg_0 = var_29; [L100] SORT_1 var_30_arg_1 = var_26; [L101] SORT_1 var_30 = var_30_arg_0 | var_30_arg_1; [L102] SORT_1 var_31_arg_0 = var_28; [L103] SORT_1 var_31_arg_1 = var_30; [L104] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L105] SORT_1 var_32_arg_0 = var_16; [L106] SORT_1 var_32 = ~var_32_arg_0; [L107] SORT_5 var_33_arg_0 = state_24; [L108] SORT_1 var_33 = var_33_arg_0 >> 1; [L109] SORT_1 var_34_arg_0 = var_32; [L110] SORT_1 var_34_arg_1 = var_33; [L111] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L112] SORT_1 var_35_arg_0 = var_31; [L113] SORT_1 var_35_arg_1 = var_34; [L114] SORT_1 var_35 = var_35_arg_0 & var_35_arg_1; [L115] SORT_1 var_36_arg_0 = var_33; [L116] SORT_1 var_36 = ~var_36_arg_0; [L117] SORT_1 var_37_arg_0 = var_26; [L118] SORT_1 var_37_arg_1 = var_36; [L119] SORT_1 var_37 = var_37_arg_0 & var_37_arg_1; [L120] SORT_1 var_38_arg_0 = var_37; [L121] SORT_1 var_38 = ~var_38_arg_0; [L122] SORT_1 var_39_arg_0 = var_38; [L123] SORT_1 var_39_arg_1 = var_12; [L124] SORT_1 var_39 = var_39_arg_0 | var_39_arg_1; [L125] SORT_1 var_40_arg_0 = var_35; [L126] SORT_1 var_40_arg_1 = var_39; [L127] SORT_1 var_40 = var_40_arg_0 & var_40_arg_1; [L128] SORT_5 var_41_arg_0 = state_24; [L129] SORT_1 var_41 = var_41_arg_0 >> 2; [L130] SORT_1 var_42_arg_0 = var_41; [L131] SORT_1 var_42 = ~var_42_arg_0; [L132] SORT_1 var_43_arg_0 = var_26; [L133] SORT_1 var_43_arg_1 = var_42; [L134] SORT_1 var_43 = var_43_arg_0 & var_43_arg_1; [L135] SORT_1 var_44_arg_0 = var_43; [L136] SORT_1 var_44 = ~var_44_arg_0; [L137] SORT_1 var_45_arg_0 = var_44; [L138] SORT_1 var_45_arg_1 = var_14; [L139] SORT_1 var_45 = var_45_arg_0 | var_45_arg_1; [L140] SORT_1 var_46_arg_0 = var_40; [L141] SORT_1 var_46_arg_1 = var_45; [L142] SORT_1 var_46 = var_46_arg_0 & var_46_arg_1; [L143] SORT_1 var_47_arg_0 = var_41; [L144] SORT_1 var_47 = ~var_47_arg_0; [L145] SORT_1 var_48_arg_0 = var_33; [L146] SORT_1 var_48_arg_1 = var_47; [L147] SORT_1 var_48 = var_48_arg_0 & var_48_arg_1; [L148] SORT_1 var_49_arg_0 = var_48; [L149] SORT_1 var_49 = ~var_49_arg_0; [L150] SORT_1 var_50_arg_0 = var_49; [L151] SORT_1 var_50_arg_1 = var_16; [L152] SORT_1 var_50 = var_50_arg_0 | var_50_arg_1; [L153] SORT_1 var_51_arg_0 = var_46; [L154] SORT_1 var_51_arg_1 = var_50; [L155] SORT_1 var_51 = var_51_arg_0 & var_51_arg_1; [L156] SORT_1 var_55_arg_0 = var_51; [L157] SORT_1 var_55 = ~var_55_arg_0; [L158] SORT_1 var_56_arg_0 = var_54; [L159] SORT_1 var_56_arg_1 = var_55; [L160] SORT_1 var_56 = var_56_arg_0 & var_56_arg_1; [L161] var_56 = var_56 & mask_SORT_1 [L162] SORT_1 bad_57_arg_0 = var_56; [L163] CALL __VERIFIER_assert(!(bad_57_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s 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 [2022-12-14 05:01:32,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 082c74283cb4e90006a36b616f3f245c79d7cd549b9554e45e092a29b82fdccd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 05:01:33,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:01:33,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:01:33,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:01:33,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:01:33,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:01:33,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:01:33,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:01:33,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:01:33,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:01:33,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:01:33,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:01:33,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:01:33,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:01:33,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:01:33,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:01:33,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:01:33,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:01:33,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:01:33,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:01:33,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:01:33,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:01:33,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:01:33,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:01:33,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:01:33,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:01:33,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:01:33,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:01:33,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:01:33,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:01:33,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:01:33,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:01:33,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:01:33,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:01:33,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:01:33,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:01:33,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:01:33,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:01:33,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:01:33,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:01:33,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:01:33,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-12-14 05:01:33,922 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:01:33,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:01:33,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:01:33,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:01:33,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:01:33,924 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:01:33,924 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:01:33,924 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:01:33,925 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:01:33,925 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:01:33,925 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:01:33,925 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:01:33,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:01:33,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:01:33,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:01:33,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:01:33,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:01:33,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 05:01:33,927 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 05:01:33,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 05:01:33,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:01:33,927 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:01:33,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:01:33,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:01:33,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 05:01:33,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:01:33,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:01:33,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:01:33,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:01:33,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:01:33,929 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 05:01:33,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 05:01:33,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:01:33,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:01:33,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 05:01:33,929 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_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 082c74283cb4e90006a36b616f3f245c79d7cd549b9554e45e092a29b82fdccd [2022-12-14 05:01:34,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:01:34,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:01:34,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:01:34,163 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:01:34,163 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:01:34,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2022-12-14 05:01:36,753 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:01:36,966 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:01:36,966 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c [2022-12-14 05:01:36,975 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data/6ab234f93/2e42912b45e24927bd5247ba7cc23b15/FLAG4309c50f4 [2022-12-14 05:01:37,316 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/data/6ab234f93/2e42912b45e24927bd5247ba7cc23b15 [2022-12-14 05:01:37,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:01:37,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:01:37,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:01:37,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:01:37,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:01:37,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c393266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37, skipping insertion in model container [2022-12-14 05:01:37,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:01:37,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:01:37,474 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_0318073a-f320-44a6-82fc-a3dcbfa922bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1107,1120] [2022-12-14 05:01:37,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:01:37,570 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 05:01:37,578 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_0318073a-f320-44a6-82fc-a3dcbfa922bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_ibuf.c[1107,1120] [2022-12-14 05:01:37,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:01:37,644 INFO L208 MainTranslator]: Completed translation [2022-12-14 05:01:37,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37 WrapperNode [2022-12-14 05:01:37,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:01:37,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 05:01:37,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 05:01:37,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 05:01:37,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,712 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 575 [2022-12-14 05:01:37,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 05:01:37,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 05:01:37,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 05:01:37,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 05:01:37,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,739 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 05:01:37,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 05:01:37,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 05:01:37,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 05:01:37,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (1/1) ... [2022-12-14 05:01:37,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:01:37,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:01:37,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 05:01:37,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 05:01:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 05:01:37,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 05:01:37,970 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 05:01:37,972 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 05:01:38,400 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 05:01:38,407 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 05:01:38,407 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 05:01:38,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:01:38 BoogieIcfgContainer [2022-12-14 05:01:38,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 05:01:38,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 05:01:38,412 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 05:01:38,415 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 05:01:38,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:01:37" (1/3) ... [2022-12-14 05:01:38,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48701ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:01:38, skipping insertion in model container [2022-12-14 05:01:38,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:01:37" (2/3) ... [2022-12-14 05:01:38,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48701ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:01:38, skipping insertion in model container [2022-12-14 05:01:38,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:01:38" (3/3) ... [2022-12-14 05:01:38,418 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_ibuf.c [2022-12-14 05:01:38,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 05:01:38,436 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 05:01:38,481 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 05:01:38,486 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;@45e97b00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 05:01:38,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 05:01:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:01:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 05:01:38,493 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:01:38,493 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-14 05:01:38,493 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:01:38,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:01:38,497 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-12-14 05:01:38,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 05:01:38,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385226824] [2022-12-14 05:01:38,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:01:38,508 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 05:01:38,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 05:01:38,509 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 05:01:38,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-14 05:01:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:01:38,642 WARN L261 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 87 conjunts are in the unsatisfiable core [2022-12-14 05:01:38,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:01:38,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:01:38,919 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 05:01:38,920 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 05:01:38,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385226824] [2022-12-14 05:01:38,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1385226824] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:01:38,921 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:01:38,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 05:01:38,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246016345] [2022-12-14 05:01:38,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:01:38,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 05:01:38,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 05:01:38,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 05:01:38,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 05:01:38,949 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:01:39,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:01:39,033 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-12-14 05:01:39,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 05:01:39,034 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-12-14 05:01:39,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:01:39,040 INFO L225 Difference]: With dead ends: 20 [2022-12-14 05:01:39,040 INFO L226 Difference]: Without dead ends: 11 [2022-12-14 05:01:39,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 05:01:39,044 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 05:01:39,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 05:01:39,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-12-14 05:01:39,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-12-14 05:01:39,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:01:39,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-12-14 05:01:39,067 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-12-14 05:01:39,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:01:39,067 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-12-14 05:01:39,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:01:39,068 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-12-14 05:01:39,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 05:01:39,068 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:01:39,068 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-12-14 05:01:39,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-14 05:01:39,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 05:01:39,269 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:01:39,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:01:39,271 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-12-14 05:01:39,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 05:01:39,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1798530764] [2022-12-14 05:01:39,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:01:39,274 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 05:01:39,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 05:01:39,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 05:01:39,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-14 05:01:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:01:39,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 149 conjunts are in the unsatisfiable core [2022-12-14 05:01:39,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:01:40,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:01:40,010 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:01:44,243 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_223_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_50_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse11 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|))) (let ((.cse9 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_3|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_3|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_3|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse11))))))))))))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_3|))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_3|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse8 (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse10)))))))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse1 (_ bv1 32)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_3|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_50_arg_1~0#1_3|)))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_223_arg_1~0#1_3|) .cse8))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_3|))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse11))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_3|)))) .cse10))))))))))))))))) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv1 32))))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) .cse1)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) .cse7)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_3|))))))) .cse3))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv2 32))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_3|) .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse6))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse3))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_3|) .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse3)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 .cse5))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_3|) .cse2))))))))))))))))))))))))))))) (_ bv0 8))) is different from false [2022-12-14 05:01:48,311 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_223_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_50_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse11 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_24~0#1|))) (let ((.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse11 (_ bv1 32)))))) (let ((.cse9 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_3|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse11)) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_3|))))))) .cse0)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse12))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_3|))))))))))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_3|))))) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_3|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse8 (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse10)))))))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_223_arg_1~0#1_3|)))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse11 (_ bv2 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_3|))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse12))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_3|))))))))))))))))))))) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv1 32))))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) .cse7)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) .cse6)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_3|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv2 32))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_3|)))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse5))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 .cse1)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_3|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 .cse2))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_3|) .cse2)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv1 32)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_50_arg_1~0#1_3|)))))))))))))))))))) (_ bv0 8))) is different from false [2022-12-14 05:01:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-12-14 05:01:48,339 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 05:01:48,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1798530764] [2022-12-14 05:01:48,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1798530764] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:01:48,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1314085168] [2022-12-14 05:01:48,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:01:48,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 05:01:48,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 05:01:48,365 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 05:01:48,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-12-14 05:01:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:01:48,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 149 conjunts are in the unsatisfiable core [2022-12-14 05:01:48,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:01:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:01:49,210 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:01:53,418 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_50_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_223_arg_1~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse9 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse10 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|))) (let ((.cse7 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_5|)))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_5|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_5|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_5|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_5|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_5|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 .cse10)))))))))))))))) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_5|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 .cse9))) (bvshl .cse11 (_ bv1 32))))))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse0 (_ bv1 32)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_50_arg_1~0#1_3|)))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_5|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|)))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_5|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse10)))))))))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_223_arg_1~0#1_5|)))) (_ bv2 32))))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) .cse0))) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse6)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv2 32))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse5))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_3|) .cse3))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 .cse2))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))) .cse1)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_3|) .cse3))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_3|)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_3|) .cse1)))))) .cse5)))))))))))))))))))) .cse9))) (_ bv0 8))) is different from false [2022-12-14 05:01:57,495 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_50_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_223_arg_1~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_5| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse11 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_24~0#1|))) (let ((.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse11 (_ bv1 32)))))) (let ((.cse8 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_5|)))) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse10))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_5|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_5|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse11)) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_5|)))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_5|) (_ bv1 32)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_5|)))))))) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_5|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 .cse0))) (bvshl .cse12 (_ bv1 32))))))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse10))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_5|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_5|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse11 (_ bv2 32)))))))))) .cse9))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_223_arg_1~0#1_5|) .cse12))) (_ bv2 32))))))) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv1 32))))) (.cse1 ((_ zero_extend 24) ((_ extract 7 0) .cse7)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_3|) .cse1)))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse6)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv2 32))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_3|) .cse3))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 .cse5))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))) .cse1)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse5))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_3|) .cse3))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_3|))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv1 32)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_50_arg_1~0#1_3|)))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_3|))))))) (_ bv0 8))) is different from false [2022-12-14 05:01:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-12-14 05:01:57,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1314085168] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:01:57,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243309862] [2022-12-14 05:01:57,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:01:57,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 05:01:57,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:01:57,525 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 05:01:57,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 05:01:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:01:57,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 152 conjunts are in the unsatisfiable core [2022-12-14 05:01:57,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:01:57,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:01:57,998 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:02:02,290 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_50_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_223_arg_1~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_7| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse9 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|))) (let ((.cse8 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_7|)))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_7|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_7|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse9)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_7|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_7|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_7|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|))))))))))))))))))))))) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse10))) (bvshl .cse11 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_7|) (_ bv2 32))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse9))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_7|)))) .cse10)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_7|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|))))))) .cse10))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_223_arg_1~0#1_7|) .cse11))) (_ bv2 32))))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) .cse7))) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) .cse6)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_3|))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv2 32))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse5))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse2))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_3|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_3|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse3))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_3|)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_3|) .cse1)))))) .cse5)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv1 32)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_50_arg_1~0#1_3|))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_3|))))))) (_ bv0 8))) is different from false [2022-12-14 05:02:10,852 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_43_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_50_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_223_arg_1~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_7| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_3| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_7| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse12 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_24~0#1|))) (let ((.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse12 (_ bv1 32)))))) (let ((.cse9 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_7|)))) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_7|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse11))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_7|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_7|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_7|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_7|) ((_ zero_extend 24) ((_ extract 7 0) .cse12)))))))) .cse0)))))))))))))))) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_7|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse10))) (bvshl .cse8 (_ bv1 32))))))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_223_arg_1~0#1_7|) .cse8))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse11))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_7|))))))) .cse0))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse12 (_ bv2 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_7|))))))) (_ bv1 32))))))))))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) .cse7))) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse6)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse6 (_ bv2 32))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_3|) .cse1))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse5))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 .cse3))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 .cse4)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_3|) .cse1)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))) .cse3)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_3|)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_3|) .cse3)))))) .cse5)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_3|) ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv1 32)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_50_arg_1~0#1_3|)))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_3|))))))) (_ bv0 8))) is different from false [2022-12-14 05:02:10,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2022-12-14 05:02:10,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243309862] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:02:10,876 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 05:02:10,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 7, 7] total 16 [2022-12-14 05:02:10,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688265654] [2022-12-14 05:02:10,877 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 05:02:10,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-14 05:02:10,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 05:02:10,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-14 05:02:10,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=74, Unknown=6, NotChecked=126, Total=240 [2022-12-14 05:02:10,879 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 16 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:02:17,829 WARN L233 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 686 DAG size of output: 90 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 05:02:27,339 WARN L233 SmtUtils]: Spent 9.22s on a formula simplification. DAG size of input: 503 DAG size of output: 98 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 05:02:37,705 WARN L233 SmtUtils]: Spent 9.93s on a formula simplification. DAG size of input: 690 DAG size of output: 98 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 05:02:37,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:02:37,933 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-12-14 05:02:37,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 05:02:37,933 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-12-14 05:02:37,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:02:37,934 INFO L225 Difference]: With dead ends: 16 [2022-12-14 05:02:37,934 INFO L226 Difference]: Without dead ends: 14 [2022-12-14 05:02:37,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 26 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 6 IntricatePredicates, 1 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 55.9s TimeCoverageRelationStatistics Valid=83, Invalid=145, Unknown=6, NotChecked=186, Total=420 [2022-12-14 05:02:37,935 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 19 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 43 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 05:02:37,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 37 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 43 Unchecked, 0.1s Time] [2022-12-14 05:02:37,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-14 05:02:37,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-12-14 05:02:37,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:02:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-12-14 05:02:37,938 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-12-14 05:02:37,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:02:37,938 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-12-14 05:02:37,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:02:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-12-14 05:02:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 05:02:37,939 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:02:37,939 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-12-14 05:02:37,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 05:02:38,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2022-12-14 05:02:38,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-12-14 05:02:38,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 05:02:38,543 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:02:38,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:02:38,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-12-14 05:02:38,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 05:02:38,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2000089919] [2022-12-14 05:02:38,548 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 05:02:38,548 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 05:02:38,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 05:02:38,550 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 05:02:38,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-14 05:02:38,827 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 05:02:38,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 05:02:38,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 191 conjunts are in the unsatisfiable core [2022-12-14 05:02:38,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:02:39,374 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:02:39,375 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:03:07,334 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_155_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_11| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_228_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_9| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse12 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse13 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_10|)))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_228_arg_0~0#1_9|))))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse13))) (bvshl .cse10 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_9|) (_ bv2 32)))))) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_10|) .cse15))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_10|)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_11|)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_10|) .cse15))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_10|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|))))))))))))))) (_ bv2 32)))))))) (let ((.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_9|) .cse11)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_9|) .cse11)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_9|))))))))))))))))))))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse8 (_ bv2 32))))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse9))) (.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse8 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) .cse8)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse7))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse5))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_12|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse5)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse7))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_1~0#1_12|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse4)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_12|) .cse4))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_12|) .cse4)))))) .cse7))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_12|))))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_12|))))))))) is different from false [2022-12-14 05:03:21,325 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_155_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_11| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_228_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_9| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse10 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse11 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_10|)))) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_228_arg_0~0#1_9|)))) (.cse9 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|))) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse16 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_24~0#1|))) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) .cse16)))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse15 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_10|)))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse16 (_ bv1 32)))))))))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_11|)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse16 (_ bv2 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_10|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_10|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_10|) .cse15)))))))))))))))))))) (_ bv2 32))))))))) (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_9|) .cse13))) .cse11))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_9|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv1 32)))))))))) .cse11)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_9|) .cse13)))))) (_ bv2 32)))))))) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 .cse11))) (bvshl .cse12 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_9|) (_ bv2 32))))))) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse8 (_ bv1 32))))) (.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) .cse8))) (.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse7 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) .cse7)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_12|) .cse1))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse3)))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse6))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse0))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse1))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse6))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_1~0#1_12|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_12|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 .cse4)))))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_12|) .cse1)))))) .cse6))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_12|))))))) .cse3)))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_12|)))) .cse10))) (_ bv0 8))) is different from false [2022-12-14 05:03:21,362 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 5 not checked. [2022-12-14 05:03:21,362 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 05:03:21,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2000089919] [2022-12-14 05:03:21,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2000089919] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:03:21,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1208963228] [2022-12-14 05:03:21,362 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 05:03:21,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 05:03:21,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 05:03:21,363 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 05:03:21,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2022-12-14 05:03:21,863 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 05:03:21,863 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 05:03:21,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 198 conjunts are in the unsatisfiable core [2022-12-14 05:03:21,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:03:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:03:22,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:04:05,028 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_156_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_192_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_12|)))) (.cse13 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_192_arg_0~0#1_12|)))) (.cse11 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse16 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_15|))) .cse0))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_13|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_13|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_13|) (_ bv1 32))))))))))))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_13|) .cse16))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_13|) (_ bv1 32)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_13|)))))) (_ bv2 32)))))))) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_12|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse15 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_12|))))))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_12|) .cse15)))))) (_ bv2 32)))))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_12|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 .cse0))) (bvshl .cse13 (_ bv1 32))))))))))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv1 32))))) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) .cse10))) (.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|) .cse2))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse9)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse3))) .cse2)))))) .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse8))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse1)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 .cse4))) .cse8)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 .cse2))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse6))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse3)))))) .cse8)))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|))))))) (_ bv0 8))) is different from false [2022-12-14 05:04:23,830 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_156_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_192_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse13 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse14 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_12|)))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_192_arg_0~0#1_12|))))) (let ((.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_12|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 .cse0))) (bvshl .cse11 (_ bv1 32)))))))))))) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse17 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_24~0#1|))) (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) .cse17)))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_13|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_13|))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse17 (_ bv2 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_13|)))))))))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_15|))) .cse0))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_13|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_13|))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse17 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_13|)))))))))))) (_ bv1 32))))))))))))))) (let ((.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_12|) .cse12)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse12 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_12|))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_12|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv1 32))))))))))))))))))))))))))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv2 32))))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse2))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv1 32))))) (.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse10)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|) .cse4))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) .cse9)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 .cse5))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse3))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse8))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse7)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse8))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 .cse4))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2))) .cse4)))))) .cse8)))))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|))))))) (_ bv0 8))) is different from false [2022-12-14 05:04:23,873 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 5 not checked. [2022-12-14 05:04:23,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1208963228] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:04:23,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926685369] [2022-12-14 05:04:23,874 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 05:04:23,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 05:04:23,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:04:23,875 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 05:04:23,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 05:04:24,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 05:04:24,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 05:04:24,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 202 conjunts are in the unsatisfiable core [2022-12-14 05:04:24,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:04:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:04:28,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:05:31,119 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_19| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_17| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_15|)))) (.cse13 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_1~0#1_15|) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_16|))))))) (.cse11 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse16 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_16|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_16|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_16|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_16|)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_16|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_16|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_16|))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_17|)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_19|)))))))))))))))))) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_15|)))) .cse12))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_15|)))) .cse12))) .cse0))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_15|) .cse14))) .cse13))) (_ bv2 32)))))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse12))) (bvshl .cse13 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_15|) (_ bv2 32))))))) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv1 32))))) (.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) .cse10))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) .cse9)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))) .cse1))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse7))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse3))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse6))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse8 .cse3)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse2))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse8))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse4)))))) .cse7)))))))))))))))))) (_ bv0 8))) is different from false [2022-12-14 05:06:35,311 WARN L233 SmtUtils]: Spent 19.59s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 05:06:56,211 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_19| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_17| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_1~0#1_15|) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_16|))))))) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_15|)))) (.cse11 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse17 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_24~0#1|))) (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) .cse17)))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_17|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_16|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_16|)))) .cse0)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse17 (_ bv1 32)))))))))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_19|)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse17 (_ bv2 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_16|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_16|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_16|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_16|) (_ bv1 32)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_16|)))))) (_ bv2 32))))))))) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_15|) .cse14))) .cse13))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_15|)))) .cse12)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_15|)))) .cse12))) (_ bv1 32)))))))))))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse12))) (bvshl .cse13 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_15|) (_ bv2 32))))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv1 32))))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse1)))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) .cse10))) (.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse9)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1))) .cse3)))))) .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse5))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse7))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse7))) .cse5))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse8 .cse4))) .cse2)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse3))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse8))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|))))))) .cse7)))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|))))))) (_ bv0 8))) is different from false [2022-12-14 05:06:56,237 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2022-12-14 05:06:56,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1926685369] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:06:56,237 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 05:06:56,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 9, 9] total 26 [2022-12-14 05:06:56,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464039259] [2022-12-14 05:06:56,238 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 05:06:56,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-12-14 05:06:56,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 05:06:56,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-12-14 05:06:56,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=300, Unknown=25, NotChecked=246, Total=650 [2022-12-14 05:06:56,239 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 26 states, 26 states have (on average 1.5) internal successors, (39), 26 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:07:00,717 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse54 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_24~0#1|))) (let ((.cse13 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse54 (_ bv1 32)))))))) (.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse54 (_ bv2 32)))))))) (.cse16 ((_ zero_extend 24) ((_ extract 7 0) .cse54)))) (and (forall ((|v_ULTIMATE.start_main_~var_156_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_192_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_12|)))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_192_arg_0~0#1_12|))))) (let ((.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_12|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 .cse0))) (bvshl .cse11 (_ bv1 32)))))))))))) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_13|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_13|))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse17 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_13|)))))))))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_15|))) .cse0))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_13|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_13|))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse18 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_13|)))))))))))) (_ bv1 32))))))))))))) (let ((.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_12|) .cse12)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse12 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_12|))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_12|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv1 32))))))))))))))))))))))))))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv2 32))))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse2))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv1 32))))) (.cse4 ((_ zero_extend 24) ((_ extract 7 0) .cse10)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|) .cse4))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) .cse9)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 .cse5))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse3))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse8))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse7)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse8))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 .cse4))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2))) .cse4)))))) .cse8)))))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|)))))) (_ bv0 8))) (= |c_ULTIMATE.start_main_~mask_SORT_3~0#1| (_ bv3 8)) (forall ((|v_ULTIMATE.start_main_~var_155_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_11| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_228_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_9| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse28 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_10|)))) (.cse29 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_228_arg_0~0#1_9|))))) (let ((.cse26 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_10|)))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_10|) .cse18))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_11|)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse17 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_10|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_10|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_10|) .cse16)))))))))))))))))))) (_ bv2 32))))))) (let ((.cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse31 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_9|) .cse30))) .cse28))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_9|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse31 (_ bv1 32)))))))))) .cse28)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_9|) .cse30)))))) (_ bv2 32)))))))) (.cse27 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse28))) (bvshl .cse29 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_9|) (_ bv2 32))))))) (let ((.cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse27 (_ bv1 32))))) (.cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse26 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse20 ((_ zero_extend 24) ((_ extract 7 0) .cse27))) (.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse26 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse19 ((_ zero_extend 24) ((_ extract 7 0) .cse26)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_12|) .cse20))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse22)))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse23 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse25))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse20 .cse23))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse19))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse24 .cse20))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse24 .cse25))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_1~0#1_12|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_12|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse19 .cse23)))))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_12|) .cse20)))))) .cse25))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_12|))))))) .cse22)))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_12|)))) .cse0)) (_ bv0 8))) (forall ((|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_19| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_17| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse43 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_1~0#1_15|) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_16|))))))) (.cse42 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_15|))))) (let ((.cse40 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse45 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_17|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_16|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_16|)))) .cse0)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_16|) .cse18))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_19|)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse17 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_16|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_16|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_16|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_16|) (_ bv1 32)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_16|)))))) (_ bv2 32))))))) (let ((.cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse45 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_15|) .cse44))) .cse43))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse45 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_15|)))) .cse42)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse44 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_15|)))) .cse42))) (_ bv1 32)))))))))))))) (.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse42))) (bvshl .cse43 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_15|) (_ bv2 32))))))) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv1 32))))) (.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse40 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse32)))))) .cse33))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse34 ((_ zero_extend 24) ((_ extract 7 0) .cse41))) (.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse40 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse35 ((_ zero_extend 24) ((_ extract 7 0) .cse40)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse32))) .cse34)))))) .cse35))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse36 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse33))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse32 .cse36))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse38))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse37 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse35))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse37 .cse38))) .cse36))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse39 .cse35))) .cse33)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse37 .cse34))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse34 .cse39))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse34 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|))))))) .cse38)))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|)))))) (_ bv0 8))) (= |c_ULTIMATE.start_main_~state_24~0#1| (_ bv0 8)) (exists ((|ULTIMATE.start_main_~var_227_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_231_arg_0~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_17| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~var_191_arg_1~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_222_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_203_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_217_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_189_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_191_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_205_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_212_arg_0~0#1| (_ BitVec 8))) (let ((.cse47 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_227_arg_0~0#1|)))) (.cse46 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_191_arg_0~0#1|) ((_ zero_extend 24) |ULTIMATE.start_main_~var_191_arg_1~0#1|)))))))) (and (= |c_ULTIMATE.start_main_~state_24~0#1| ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl .cse46 (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse47)))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_231_arg_0~0#1|) (_ bv2 32))))) (= ((_ extract 7 0) (let ((.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_189_arg_0~0#1|) (_ bv1 32)) (_ bv0 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_15|)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_17|))))))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_203_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))) (_ bv0 32)))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_205_arg_0~0#1|)))))) (_ bv2 32))))))) (let ((.cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse48 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_212_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse48 (_ bv1 32)))))))))) .cse47)))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse49 ((_ zero_extend 24) |ULTIMATE.start_main_~var_217_arg_0~0#1|)))) .cse47))) (_ bv1 32))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_222_arg_0~0#1|) .cse49))) .cse46))) (_ bv2 32)))))) |c_ULTIMATE.start_main_~state_10~0#1|)))) (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|) (exists ((|v_ULTIMATE.start_main_~var_227_arg_0~0#1_9| (_ BitVec 8)) (|ULTIMATE.start_main_~var_203_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_227_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_231_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_217_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_189_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_191_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_205_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_212_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_222_arg_0~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_228_arg_0~0#1| (_ BitVec 8))) (let ((.cse52 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_227_arg_0~0#1|)))) (.cse50 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_228_arg_0~0#1|))))) (and (= |c_ULTIMATE.start_main_~state_10~0#1| ((_ extract 7 0) (let ((.cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~var_191_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_189_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))))))))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_9|))))))))) (_ bv3 32)))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_203_arg_0~0#1|) (_ bv1 32)) (_ bv0 32)))) (_ bv0 32)))) ((_ zero_extend 24) |ULTIMATE.start_main_~var_205_arg_0~0#1|)))))) (_ bv2 32))))))) (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse53 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_222_arg_0~0#1|) .cse51)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_217_arg_0~0#1|) .cse51))) .cse52))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |ULTIMATE.start_main_~var_212_arg_0~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse53 (_ bv1 32)))))))))) .cse52))))))))) (_ bv3 32))))))))) (= |c_ULTIMATE.start_main_~state_24~0#1| ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv3 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse52))) (bvshl .cse50 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |ULTIMATE.start_main_~var_231_arg_0~0#1|) (_ bv2 32))))))))))) is different from false [2022-12-14 05:07:03,361 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|))))) (.cse18 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|)) (.cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|))))) (.cse12 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse0 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)))) (and (= |c_ULTIMATE.start_main_~mask_SORT_3~0#1| (_ bv3 8)) (= |c_ULTIMATE.start_main_~var_26~0#1| (_ bv0 8)) .cse0 (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|) (forall ((|v_ULTIMATE.start_main_~var_156_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_192_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_12|)))) (.cse14 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_192_arg_0~0#1_12|))))) (let ((.cse10 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_15|))) .cse1))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_13|) .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_13|) .cse18))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_13|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_13|) (_ bv1 32))))))))))))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_13|) .cse19))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_13|) .cse18))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_13|) (_ bv1 32)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_13|)))))) (_ bv2 32))))))) (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_12|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse16 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_12|))))))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_12|) .cse16)))))) (_ bv2 32)))))))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_12|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 .cse1))) (bvshl .cse14 (_ bv1 32))))))))))))) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse11 (_ bv1 32))))) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) .cse11))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|) .cse3))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) .cse10)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))) .cse3)))))) .cse5))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse9))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse5))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse3))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse2)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse8 .cse5))) .cse9)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse8 .cse3))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 .cse7))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse4)))))) .cse9)))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|)))))) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_33~0#1| (_ bv0 8)) (forall ((|v_ULTIMATE.start_main_~var_155_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_11| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_228_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_9| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse31 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_10|)))) (.cse29 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_228_arg_0~0#1_9|))))) (let ((.cse28 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 .cse31))) (bvshl .cse29 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_9|) (_ bv2 32)))))) (.cse27 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_10|) .cse18))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_10|) .cse17)))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_10|)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_11|)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_10|) .cse18))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_10|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_10|) .cse19))))))))))) (_ bv2 32))))))) (let ((.cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse32 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_9|) .cse30)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_9|) .cse30)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse32 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_9|))))))))))))))))))))))) (let ((.cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse27 (_ bv2 32))))) (.cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse28 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse23 ((_ zero_extend 24) ((_ extract 7 0) .cse28))) (.cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse27 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) .cse27)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse20))) .cse21))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse26))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse22 .cse23))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse24))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_12|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse22 .cse24)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 .cse26))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_1~0#1_12|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 .cse23)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_12|) .cse23))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_12|) .cse23)))))) .cse26))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_12|))))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_12|)))))))) (or (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv0 32)) .cse0) (= |c_ULTIMATE.start_main_~var_41~0#1| (_ bv0 8))))) is different from false [2022-12-14 05:07:07,191 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|))))) (.cse16 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_26~0#1|)) (.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_41~0#1|))))) (.cse11 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|))) (and (forall ((|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_19| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_17| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_15|)))) (.cse13 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_1~0#1_15|) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_16|)))))))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_16|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_16|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_16|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_16|) .cse17)))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_16|)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_16|) .cse18))) ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_16|) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_16|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_16|))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_17|)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_19|))))))))))))))))) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_15|)))) .cse12))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse15 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_15|)))) .cse12))) .cse0))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_15|) .cse14))) .cse13))) (_ bv2 32)))))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse12))) (bvshl .cse13 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_15|) (_ bv2 32))))))) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse10 (_ bv1 32))))) (.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) .cse10))) (.cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse9 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) .cse9)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))) .cse1))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse7))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse3))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse6))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse8 .cse3)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse6 .cse2))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse8))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse4)))))) .cse7))))))))))))))))) (_ bv0 8))) (= |c_ULTIMATE.start_main_~mask_SORT_3~0#1| (_ bv3 8)) (= |c_ULTIMATE.start_main_~var_26~0#1| (_ bv0 8)) (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|) (forall ((|v_ULTIMATE.start_main_~var_156_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_155_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_178_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_192_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_13| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse29 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_178_arg_0~0#1_12|)))) (.cse30 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_192_arg_0~0#1_12|))))) (let ((.cse27 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_15|))) .cse0))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_13|) .cse18))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_13|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_13|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_13|) (_ bv1 32))))))))))))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_13|) .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_13|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_13|) .cse16))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_13|) (_ bv1 32)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_13|)))))) (_ bv2 32))))))) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse31 (_ bv2 32))))))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse31 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_12|)))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse32 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_12|))))))) (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_12|) .cse32)))))) (_ bv2 32)))))))) (.cse28 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_12|) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse29 .cse0))) (bvshl .cse30 (_ bv1 32))))))))))))) (let ((.cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse28 (_ bv1 32))))) (.cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse27 (_ bv2 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse20 ((_ zero_extend 24) ((_ extract 7 0) .cse28))) (.cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse27 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_16|) .cse20))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse22 ((_ zero_extend 24) ((_ extract 7 0) .cse27)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse21))) .cse20)))))) .cse22))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse26))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse19))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse23 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse22))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse23 .cse20))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse23 .cse19)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 .cse22))) .cse26)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 .cse20))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse21 .cse24))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_16|) .cse21)))))) .cse26)))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_16|)))))) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_33~0#1| (_ bv0 8)) (forall ((|v_ULTIMATE.start_main_~var_155_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_156_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_227_arg_0~0#1_11| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_21_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_231_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_144_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_189_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_222_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_48_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_205_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_145_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_0~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_43_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_37_arg_1~0#1_12| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_203_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_188_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_202_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_228_arg_0~0#1_9| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_191_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_217_arg_0~0#1_9| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse44 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_10|)))) (.cse42 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_228_arg_0~0#1_9|))))) (let ((.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse44))) (bvshl .cse42 (_ bv1 32)))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_231_arg_0~0#1_9|) (_ bv2 32)))))) (.cse40 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse45 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_145_arg_1~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_144_arg_0~0#1_10|) .cse16))))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_189_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_188_arg_1~0#1_10|) .cse18)))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_191_arg_0~0#1_10|)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_227_arg_0~0#1_11|)))))))))))) (bvshl ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_205_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_155_arg_0~0#1_10|) .cse16))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_156_arg_1~0#1_10|))))))) (bvshl ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_203_arg_0~0#1_10|) (_ bv1 32))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_202_arg_1~0#1_10|) .cse17))))))))))) (_ bv2 32))))))) (let ((.cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse45 (_ bv2 32))))))))) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse42 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_222_arg_0~0#1_9|) .cse43)))))) (_ bv2 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor (bvshl ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_217_arg_0~0#1_9|) .cse43)))))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse45 (_ bv1 32))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_0~0#1_9|))))))))))))))))))))))) (let ((.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse40 (_ bv2 32))))) (.cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse41 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse36 ((_ zero_extend 24) ((_ extract 7 0) .cse41))) (.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse40 (_ bv1 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse37 ((_ zero_extend 24) ((_ extract 7 0) .cse40)))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse33))) .cse34))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse39))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse35 .cse36))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse37))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_21_arg_1~0#1_12|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse35 .cse37)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse38 .cse39))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_1~0#1_12|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse38 .cse36)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse37 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_37_arg_1~0#1_12|) .cse36))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_43_arg_1~0#1_12|) .cse36)))))) .cse39))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse34 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_48_arg_1~0#1_12|))))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_0~0#1_12|)))))))) (= |c_ULTIMATE.start_main_~var_41~0#1| (_ bv0 8))))) is different from false [2022-12-14 05:07:23,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 05:07:28,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:07:28,269 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-12-14 05:07:28,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 05:07:28,269 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.5) internal successors, (39), 26 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-12-14 05:07:28,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:07:28,270 INFO L225 Difference]: With dead ends: 19 [2022-12-14 05:07:28,270 INFO L226 Difference]: Without dead ends: 17 [2022-12-14 05:07:28,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 9 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 284.4s TimeCoverageRelationStatistics Valid=135, Invalid=425, Unknown=28, NotChecked=468, Total=1056 [2022-12-14 05:07:28,271 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 23 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 36 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-14 05:07:28,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 53 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 42 Invalid, 1 Unknown, 36 Unchecked, 2.3s Time] [2022-12-14 05:07:28,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-12-14 05:07:28,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-12-14 05:07:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:07:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-12-14 05:07:28,278 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-12-14 05:07:28,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:07:28,278 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-12-14 05:07:28,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 1.5) internal successors, (39), 26 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:07:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-12-14 05:07:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 05:07:28,279 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:07:28,279 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-12-14 05:07:28,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2022-12-14 05:07:28,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-12-14 05:07:28,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-14 05:07:28,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 05:07:28,882 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:07:28,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:07:28,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-12-14 05:07:28,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 05:07:28,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1923966019] [2022-12-14 05:07:28,887 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 05:07:28,887 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 05:07:28,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 05:07:28,888 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 05:07:28,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-14 05:07:29,188 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-12-14 05:07:29,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 05:07:29,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 222 conjunts are in the unsatisfiable core [2022-12-14 05:07:29,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:07:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 05:07:29,856 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:08:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 05:08:03,713 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 05:08:03,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1923966019] [2022-12-14 05:08:03,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1923966019] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:08:03,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1659428165] [2022-12-14 05:08:03,714 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 05:08:03,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 05:08:03,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 05:08:03,715 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 05:08:03,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2022-12-14 05:08:04,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-12-14 05:08:04,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 05:08:04,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 222 conjunts are in the unsatisfiable core [2022-12-14 05:08:04,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:08:04,785 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 05:08:04,785 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:08:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 05:08:38,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1659428165] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:08:38,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319971876] [2022-12-14 05:08:38,972 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 05:08:38,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 05:08:38,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:08:38,973 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 05:08:38,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-14 05:08:39,227 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-12-14 05:08:39,227 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 05:08:39,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 223 conjunts are in the unsatisfiable core [2022-12-14 05:08:39,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:08:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 05:08:43,820 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:09:55,598 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 05:09:55,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1319971876] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 05:09:55,598 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 05:09:55,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7, 7, 7] total 17 [2022-12-14 05:09:55,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920762277] [2022-12-14 05:09:55,598 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 05:09:55,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-14 05:09:55,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 05:09:55,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-14 05:09:55,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=197, Unknown=30, NotChecked=0, Total=272 [2022-12-14 05:09:55,599 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 17 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 05:10:04,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 05:10:22,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 101 [2022-12-14 05:10:22,682 WARN L230 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2022-12-14 05:10:22,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:10:22,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 60 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 150.1s TimeCoverageRelationStatistics Valid=54, Invalid=222, Unknown=30, NotChecked=0, Total=306 [2022-12-14 05:10:22,685 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-12-14 05:10:22,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 12 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-12-14 05:10:22,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-14 05:10:22,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2022-12-14 05:10:23,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-12-14 05:10:23,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 05:10:23,290 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.UndoableWrapperScript.push(UndoableWrapperScript.java:54) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:620) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:370) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:649) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:198) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:361) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:391) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:230) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:353) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) ... 57 more [2022-12-14 05:10:23,296 INFO L158 Benchmark]: Toolchain (without parser) took 525976.10ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 95.0MB in the beginning and 85.7MB in the end (delta: 9.3MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. [2022-12-14 05:10:23,297 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:10:23,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.19ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 71.0MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 05:10:23,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.91ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 93.9MB in the end (delta: -23.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-12-14 05:10:23,298 INFO L158 Benchmark]: Boogie Preprocessor took 32.10ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 91.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 05:10:23,298 INFO L158 Benchmark]: RCFGBuilder took 664.07ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 71.4MB in the end (delta: 19.2MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2022-12-14 05:10:23,298 INFO L158 Benchmark]: TraceAbstraction took 524884.14ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 70.6MB in the beginning and 85.7MB in the end (delta: -15.1MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2022-12-14 05:10:23,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.19ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 71.0MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.91ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 93.9MB in the end (delta: -23.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.10ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 91.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.07ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 71.4MB in the end (delta: 19.2MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * TraceAbstraction took 524884.14ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 70.6MB in the beginning and 85.7MB in the end (delta: -15.1MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0318073a-f320-44a6-82fc-a3dcbfa922bd/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")