./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur --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 56f9df8bb08a27595eb0d575dfbe22b2fff622e1212208e4d77826c47dd4a436 --- 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-38b53e6 [2022-11-25 22:41:18,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:41:18,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:41:18,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:41:18,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:41:18,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:41:18,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:41:18,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:41:18,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:41:18,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:41:18,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:41:18,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:41:18,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:41:18,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:41:18,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:41:18,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:41:18,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:41:18,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:41:18,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:41:18,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:41:18,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:41:18,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:41:18,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:41:18,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:41:18,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:41:18,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:41:18,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:41:18,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:41:18,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:41:18,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:41:18,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:41:18,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:41:18,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:41:18,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:41:18,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:41:18,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:41:18,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:41:18,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:41:18,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:41:18,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:41:18,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:41:18,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:41:18,787 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:41:18,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:41:18,788 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:41:18,789 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:41:18,790 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:41:18,790 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:41:18,790 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:41:18,790 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:41:18,791 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:41:18,791 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:41:18,792 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:41:18,792 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:41:18,793 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:41:18,793 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:41:18,793 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:41:18,793 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:41:18,794 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:41:18,794 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:41:18,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:41:18,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:41:18,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:41:18,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:41:18,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:41:18,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:41:18,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:41:18,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:41:18,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:41:18,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:41:18,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:41:18,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:18,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:41:18,799 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:41:18,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:41:18,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:41:18,799 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:41:18,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:41:18,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:41:18,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:41:18,800 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_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56f9df8bb08a27595eb0d575dfbe22b2fff622e1212208e4d77826c47dd4a436 [2022-11-25 22:41:19,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:41:19,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:41:19,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:41:19,095 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:41:19,096 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:41:19,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-11-25 22:41:22,160 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:41:22,452 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:41:22,453 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-11-25 22:41:22,460 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data/861402928/3c94302d7449436ca9698fb3636b970d/FLAG2eafe8da9 [2022-11-25 22:41:22,475 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data/861402928/3c94302d7449436ca9698fb3636b970d [2022-11-25 22:41:22,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:41:22,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:41:22,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:22,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:41:22,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:41:22,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@492c5934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22, skipping insertion in model container [2022-11-25 22:41:22,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:41:22,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:41:22,686 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_ad341a61-138b-49e0-91ec-0a67911ed6a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-11-25 22:41:22,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:22,748 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:41:22,757 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_ad341a61-138b-49e0-91ec-0a67911ed6a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-11-25 22:41:22,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:22,804 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:41:22,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22 WrapperNode [2022-11-25 22:41:22,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:22,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:22,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:41:22,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:41:22,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,856 INFO L138 Inliner]: procedures = 12, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 178 [2022-11-25 22:41:22,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:22,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:41:22,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:41:22,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:41:22,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:41:22,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:41:22,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:41:22,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:41:22,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (1/1) ... [2022-11-25 22:41:22,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:22,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:22,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:41:22,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:41:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:41:23,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:41:23,119 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:41:23,122 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:41:23,587 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:41:23,610 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:41:23,610 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 22:41:23,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:23 BoogieIcfgContainer [2022-11-25 22:41:23,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:41:23,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:41:23,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:41:23,620 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:41:23,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:41:22" (1/3) ... [2022-11-25 22:41:23,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@357b7655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:23, skipping insertion in model container [2022-11-25 22:41:23,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:22" (2/3) ... [2022-11-25 22:41:23,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@357b7655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:23, skipping insertion in model container [2022-11-25 22:41:23,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:23" (3/3) ... [2022-11-25 22:41:23,629 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul2.c [2022-11-25 22:41:23,656 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:41:23,656 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 22:41:23,733 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:41:23,742 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;@6b2c0185, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:41:23,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 22:41:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:41:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-25 22:41:23,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:23,759 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-25 22:41:23,760 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:23,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:23,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-11-25 22:41:23,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:23,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060535120] [2022-11-25 22:41:23,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:23,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 22:41:24,083 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 22:41:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 22:41:24,182 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-25 22:41:24,184 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 22:41:24,186 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 22:41:24,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:41:24,192 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-25 22:41:24,197 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 22:41:24,227 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-25 22:41:24,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 10:41:24 BoogieIcfgContainer [2022-11-25 22:41:24,238 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 22:41:24,239 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 22:41:24,240 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 22:41:24,240 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 22:41:24,241 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:23" (3/4) ... [2022-11-25 22:41:24,248 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 22:41:24,248 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 22:41:24,250 INFO L158 Benchmark]: Toolchain (without parser) took 1771.60ms. Allocated memory is still 199.2MB. Free memory was 167.3MB in the beginning and 161.7MB in the end (delta: 5.6MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-11-25 22:41:24,251 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:41:24,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.38ms. Allocated memory is still 199.2MB. Free memory was 167.3MB in the beginning and 154.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 22:41:24,253 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.08ms. Allocated memory is still 199.2MB. Free memory was 154.1MB in the beginning and 151.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:41:24,254 INFO L158 Benchmark]: Boogie Preprocessor took 50.06ms. Allocated memory is still 199.2MB. Free memory was 151.2MB in the beginning and 149.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:41:24,260 INFO L158 Benchmark]: RCFGBuilder took 703.40ms. Allocated memory is still 199.2MB. Free memory was 149.9MB in the beginning and 120.0MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-25 22:41:24,261 INFO L158 Benchmark]: TraceAbstraction took 621.41ms. Allocated memory is still 199.2MB. Free memory was 119.6MB in the beginning and 161.7MB in the end (delta: -42.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:41:24,262 INFO L158 Benchmark]: Witness Printer took 9.75ms. Allocated memory is still 199.2MB. Free memory is still 161.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:41:24,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.38ms. Allocated memory is still 199.2MB. Free memory was 167.3MB in the beginning and 154.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.08ms. Allocated memory is still 199.2MB. Free memory was 154.1MB in the beginning and 151.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.06ms. Allocated memory is still 199.2MB. Free memory was 151.2MB in the beginning and 149.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 703.40ms. Allocated memory is still 199.2MB. Free memory was 149.9MB in the beginning and 120.0MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 621.41ms. Allocated memory is still 199.2MB. Free memory was 119.6MB in the beginning and 161.7MB in the end (delta: -42.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.75ms. Allocated memory is still 199.2MB. Free memory is still 161.7MB. 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: 21]: 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 88, overapproximation of bitwiseAnd at line 75. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 64); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (64 - 1); [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 128); [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (128 - 1); [L35] const SORT_9 var_10 = 0; [L36] const SORT_1 var_18 = 1; [L37] const SORT_5 var_22 = 0; [L39] SORT_1 input_2; [L40] SORT_1 input_3; [L41] SORT_1 input_4; [L42] SORT_5 input_6; [L43] SORT_5 input_7; [L44] SORT_1 input_8; [L46] SORT_9 state_11 = __VERIFIER_nondet_uint128() & mask_SORT_9; [L47] SORT_9 state_13 = __VERIFIER_nondet_uint128() & mask_SORT_9; [L48] SORT_5 state_23 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L49] SORT_5 state_25 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L50] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L51] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L52] SORT_5 state_31 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L53] SORT_5 state_33 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L55] SORT_9 init_12_arg_1 = var_10; [L56] state_11 = init_12_arg_1 [L57] SORT_9 init_14_arg_1 = var_10; [L58] state_13 = init_14_arg_1 [L59] SORT_5 init_24_arg_1 = var_22; [L60] state_23 = init_24_arg_1 [L61] SORT_5 init_26_arg_1 = var_22; [L62] state_25 = init_26_arg_1 [L63] SORT_1 init_28_arg_1 = var_18; [L64] state_27 = init_28_arg_1 [L65] SORT_1 init_30_arg_1 = var_18; [L66] state_29 = init_30_arg_1 [L67] SORT_5 init_32_arg_1 = var_22; [L68] state_31 = init_32_arg_1 [L69] SORT_5 init_34_arg_1 = var_22; [L70] state_33 = init_34_arg_1 VAL [init_12_arg_1=0, init_14_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=1, init_30_arg_1=1, init_32_arg_1=0, init_34_arg_1=0, mask_SORT_1=1, mask_SORT_5=18446744073709551615, mask_SORT_9=340282366920938463463374607431768211455, msb_SORT_1=1, msb_SORT_5=9223372036854775808, msb_SORT_9=170141183460469231731687303715884105728, state_11=0, state_13=0, state_23=0, state_25=0, state_27=1, state_29=1, state_31=0, state_33=0, var_10=0, var_18=1, var_22=0] [L73] input_2 = __VERIFIER_nondet_uchar() [L74] input_3 = __VERIFIER_nondet_uchar() [L75] input_3 = input_3 & mask_SORT_1 [L76] input_4 = __VERIFIER_nondet_uchar() [L77] input_4 = input_4 & mask_SORT_1 [L78] input_6 = __VERIFIER_nondet_ulong() [L79] input_7 = __VERIFIER_nondet_ulong() [L80] input_8 = __VERIFIER_nondet_uchar() [L81] input_8 = input_8 & mask_SORT_1 [L84] SORT_9 var_15_arg_0 = state_11; [L85] SORT_9 var_15_arg_1 = state_13; [L86] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L87] SORT_1 var_19_arg_0 = var_15; [L88] SORT_1 var_19 = ~var_19_arg_0; [L89] SORT_1 var_20_arg_0 = var_18; [L90] SORT_1 var_20_arg_1 = var_19; [L91] SORT_1 var_20 = var_20_arg_0 & var_20_arg_1; [L92] var_20 = var_20 & mask_SORT_1 [L93] SORT_1 bad_21_arg_0 = var_20; [L94] CALL __VERIFIER_assert(!(bad_21_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 22:41:24,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur --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 56f9df8bb08a27595eb0d575dfbe22b2fff622e1212208e4d77826c47dd4a436 --- 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-38b53e6 [2022-11-25 22:41:26,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:41:26,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:41:26,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:41:26,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:41:26,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:41:26,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:41:26,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:41:26,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:41:26,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:41:26,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:41:26,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:41:26,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:41:26,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:41:26,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:41:26,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:41:26,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:41:26,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:41:26,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:41:26,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:41:26,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:41:26,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:41:26,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:41:26,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:41:27,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:41:27,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:41:27,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:41:27,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:41:27,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:41:27,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:41:27,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:41:27,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:41:27,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:41:27,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:41:27,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:41:27,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:41:27,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:41:27,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:41:27,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:41:27,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:41:27,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:41:27,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-25 22:41:27,074 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:41:27,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:41:27,076 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:41:27,076 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:41:27,077 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:41:27,078 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:41:27,078 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:41:27,078 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:41:27,078 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:41:27,079 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:41:27,080 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:41:27,080 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:41:27,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:41:27,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:41:27,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:41:27,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:41:27,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:41:27,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:41:27,082 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:41:27,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:41:27,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:41:27,083 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:41:27,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:41:27,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:41:27,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:41:27,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:41:27,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:27,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:41:27,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:41:27,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:41:27,084 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:41:27,085 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:41:27,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:41:27,085 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:41:27,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:41:27,086 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_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56f9df8bb08a27595eb0d575dfbe22b2fff622e1212208e4d77826c47dd4a436 [2022-11-25 22:41:27,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:41:27,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:41:27,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:41:27,517 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:41:27,518 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:41:27,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-11-25 22:41:30,612 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:41:30,852 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:41:30,853 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-11-25 22:41:30,861 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data/f9a4756fc/343e1bc397f641bba296e3c81678a6ef/FLAG2739fee1f [2022-11-25 22:41:30,877 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/data/f9a4756fc/343e1bc397f641bba296e3c81678a6ef [2022-11-25 22:41:30,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:41:30,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:41:30,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:30,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:41:30,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:41:30,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:30" (1/1) ... [2022-11-25 22:41:30,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55581aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:30, skipping insertion in model container [2022-11-25 22:41:30,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:30" (1/1) ... [2022-11-25 22:41:30,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:41:30,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:41:31,158 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_ad341a61-138b-49e0-91ec-0a67911ed6a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-11-25 22:41:31,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:31,267 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:41:31,279 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_ad341a61-138b-49e0-91ec-0a67911ed6a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-11-25 22:41:31,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:31,362 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:41:31,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31 WrapperNode [2022-11-25 22:41:31,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:31,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:31,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:41:31,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:41:31,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,421 INFO L138 Inliner]: procedures = 12, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 178 [2022-11-25 22:41:31,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:31,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:41:31,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:41:31,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:41:31,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,470 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:41:31,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:41:31,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:41:31,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:41:31,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (1/1) ... [2022-11-25 22:41:31,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:31,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:31,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:41:31,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:41:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:41:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:41:31,649 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:41:31,659 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:41:33,596 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:41:33,603 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:41:33,604 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 22:41:33,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:33 BoogieIcfgContainer [2022-11-25 22:41:33,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:41:33,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:41:33,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:41:33,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:41:33,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:41:30" (1/3) ... [2022-11-25 22:41:33,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7114dd13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:33, skipping insertion in model container [2022-11-25 22:41:33,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:31" (2/3) ... [2022-11-25 22:41:33,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7114dd13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:33, skipping insertion in model container [2022-11-25 22:41:33,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:33" (3/3) ... [2022-11-25 22:41:33,614 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul2.c [2022-11-25 22:41:33,634 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:41:33,634 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 22:41:33,683 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:41:33,690 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;@544e86f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:41:33,690 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 22:41:33,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:41:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-25 22:41:33,701 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:33,701 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-25 22:41:33,702 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:33,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:33,708 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-25 22:41:33,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:41:33,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [496352847] [2022-11-25 22:41:33,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:33,722 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 22:41:33,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:41:33,730 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 22:41:33,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-25 22:41:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:33,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-25 22:41:33,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:41:34,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:41:34,261 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:41:34,262 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:41:34,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [496352847] [2022-11-25 22:41:34,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [496352847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:34,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:34,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:41:34,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836947763] [2022-11-25 22:41:34,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:34,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:41:34,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:41:34,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:41:34,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:41:34,323 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:41:34,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:34,951 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-25 22:41:34,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:41:34,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-25 22:41:34,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:34,963 INFO L225 Difference]: With dead ends: 20 [2022-11-25 22:41:34,964 INFO L226 Difference]: Without dead ends: 11 [2022-11-25 22:41:34,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:41:34,971 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:34,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-25 22:41:35,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-25 22:41:35,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-25 22:41:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:41:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-25 22:41:35,053 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-25 22:41:35,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:35,053 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-25 22:41:35,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:41:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-25 22:41:35,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-25 22:41:35,055 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:35,055 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-25 22:41:35,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:41:35,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 22:41:35,265 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:35,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:35,266 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-25 22:41:35,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:41:35,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1600634800] [2022-11-25 22:41:35,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:35,268 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 22:41:35,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:41:35,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 22:41:35,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-25 22:41:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:35,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-25 22:41:35,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:41:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:41:36,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:42:10,652 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse6 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_8~0#1|)) (.cse3 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse2 (or .cse6 .cse3)) (.cse5 (not .cse6)) (.cse4 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8))))) (and (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8))) (and .cse2 (or (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_4| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_4|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse4)) .cse5))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8)))) (and .cse2 (or .cse5 (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_46_arg_2~0#1_3| (_ BitVec 128))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_46_arg_2~0#1_3|))) .cse4))))))))) is different from true [2022-11-25 22:42:28,013 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse3 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse2 (or .cse3 (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse5 (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse4 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8))))) (and (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8))) (and .cse2 (or (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_4| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_4|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse4)) .cse5))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8)))) (and .cse2 (or .cse5 (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_46_arg_2~0#1_3| (_ BitVec 128))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_46_arg_2~0#1_3|))) .cse4))))))))) is different from true [2022-11-25 22:42:28,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-25 22:42:28,103 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:42:28,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1600634800] [2022-11-25 22:42:28,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1600634800] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:42:28,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1458806196] [2022-11-25 22:42:28,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:28,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 22:42:28,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 22:42:28,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 22:42:28,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-25 22:42:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:28,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-25 22:42:28,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:42:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:42:29,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:42:48,879 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse3 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8)))) (.cse2 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8))))) (and (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse1)) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_6| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_6|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2) .cse3)) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse1)) (_ bv0 8)))) (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_5| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_5| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2)))))) is different from true [2022-11-25 22:42:59,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-25 22:42:59,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1458806196] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:42:59,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1060699681] [2022-11-25 22:42:59,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:59,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:42:59,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:42:59,146 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:42:59,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 22:42:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:59,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 63 conjunts are in the unsatisfiable core [2022-11-25 22:42:59,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:43:00,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:43:00,719 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:43:39,265 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse0 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8))))) (let ((.cse4 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse1 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8)))) (.cse2 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0))) (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0) .cse1 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0) .cse2) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0) .cse1 .cse2 (or .cse0 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|)))))))))) is different from true [2022-11-25 22:43:53,472 WARN L859 $PredicateComparison]: unable to prove that (or (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv0 32)) (let ((.cse3 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse0 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8))))) (let ((.cse4 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse1 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8)))) (.cse2 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0))) (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0) .cse1 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0) .cse2) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse0) .cse1 .cse2 (or .cse0 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|))))))))))) is different from true [2022-11-25 22:44:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-25 22:44:06,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1060699681] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:44:06,394 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 22:44:06,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5, 5, 7, 6] total 16 [2022-11-25 22:44:06,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688903758] [2022-11-25 22:44:06,396 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 22:44:06,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-25 22:44:06,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:44:06,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-25 22:44:06,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=86, Unknown=5, NotChecked=110, Total=240 [2022-11-25 22:44:06,399 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:44:08,761 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse2 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8)))) (.cse3 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse4 (or .cse3 (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse5 (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse6 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2))) (and (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse1)) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_6| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_6|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2) .cse3)) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_31~0#1|) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse1)) (_ bv0 8)))) (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_5| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_5| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8))) (and .cse4 (or (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_4| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_4|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2)) .cse5))) (= |c_ULTIMATE.start_main_~var_10~0#1| (_ bv0 128)) (= (_ bv1 8) |c_ULTIMATE.start_main_~state_27~0#1|) (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|) (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse6) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))))) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_23~0#1|) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_33~0#1|) (= |c_ULTIMATE.start_main_~var_10~0#1| |c_ULTIMATE.start_main_~state_11~0#1|) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8)))) (and .cse4 (or .cse5 (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_46_arg_2~0#1_3| (_ BitVec 128))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_46_arg_2~0#1_3|))) .cse2))))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse3 .cse6 (or .cse2 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|)))))) (= |c_ULTIMATE.start_main_~var_10~0#1| |c_ULTIMATE.start_main_~state_13~0#1|) (= |c_ULTIMATE.start_main_~state_25~0#1| (_ bv0 64)))))) is different from true [2022-11-25 22:44:11,101 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse9 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_8~0#1|)) (.cse3 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse4 (or .cse9 .cse3)) (.cse5 (not .cse9)) (.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse2 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8)))) (.cse7 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv0 32))) (.cse6 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)))) (and (exists ((|v_ULTIMATE.start_main_#t~nondet13#1_4| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet13#1_4|))) |c_ULTIMATE.start_main_~input_8~0#1|)) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse0)) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_6| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_6|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2) .cse3)) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_31~0#1|) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8))) (and .cse4 (or (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_4| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_4|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2)) .cse5))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8)))) (and .cse4 (or .cse5 (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_46_arg_2~0#1_3| (_ BitVec 128))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_46_arg_2~0#1_3|))) .cse2))))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse0)) (_ bv0 8)))) (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_5| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_5| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2))) (= |c_ULTIMATE.start_main_~var_10~0#1| (_ bv0 128)) (= (_ bv1 8) |c_ULTIMATE.start_main_~state_27~0#1|) .cse6 (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_23~0#1|) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_33~0#1|) (or .cse7 (let ((.cse8 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2))) (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse8) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse3 .cse8 (or .cse2 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|))))))))) (or .cse7 .cse6) (= |c_ULTIMATE.start_main_~state_25~0#1| (_ bv0 64)))))) is different from true [2022-11-25 22:44:13,437 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse2 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv255 32)))))) (_ bv0 8)))) (.cse7 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_8~0#1|)) (.cse3 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_3|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse4 (or .cse7 .cse3)) (.cse5 (not .cse7)) (.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse6 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2))) (and (exists ((|v_ULTIMATE.start_main_#t~nondet13#1_4| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet13#1_4|))) |c_ULTIMATE.start_main_~input_8~0#1|)) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse0)) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_6| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_6|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2) .cse3)) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_31~0#1|) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8))) (and .cse4 (or (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_4| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_4|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2)) .cse5))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_3| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_3|)))))) (_ bv0 8)))) (and .cse4 (or .cse5 (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_3| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_46_arg_2~0#1_3| (_ BitVec 128))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_3|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_46_arg_2~0#1_3|))) .cse2))))) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_5| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_5|)))) .cse0)) (_ bv0 8)))) (and .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_38_arg_1~0#1_5| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_5| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_5| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) |v_ULTIMATE.start_main_~var_38_arg_1~0#1_5|)))) .cse2))) (= |c_ULTIMATE.start_main_~var_10~0#1| (_ bv0 128)) (= (_ bv1 8) |c_ULTIMATE.start_main_~state_27~0#1|) (= (_ bv1 8) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|) (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse3 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_7| (_ BitVec 128))) (= (bvand |v_ULTIMATE.start_main_~var_45~0#1_7| |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse6) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))))) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_23~0#1|) (= (_ bv0 64) |c_ULTIMATE.start_main_~state_33~0#1|) (or (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_7| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_7|)))))) (_ bv0 8))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse2) .cse3 .cse6 (or .cse2 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|)))))) (= |c_ULTIMATE.start_main_~state_25~0#1| (_ bv0 64)))))) is different from true [2022-11-25 22:44:16,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2022-11-25 22:44:17,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:44:17,209 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-25 22:44:17,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 22:44:17,293 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-25 22:44:17,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:44:17,294 INFO L225 Difference]: With dead ends: 16 [2022-11-25 22:44:17,294 INFO L226 Difference]: Without dead ends: 14 [2022-11-25 22:44:17,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 26 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 20.7s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=8, NotChecked=216, Total=380 [2022-11-25 22:44:17,297 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 6 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 53 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:44:17,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 27 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 1 Unknown, 53 Unchecked, 3.7s Time] [2022-11-25 22:44:17,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-25 22:44:17,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-25 22:44:17,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:44:17,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-25 22:44:17,305 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-25 22:44:17,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:44:17,306 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-25 22:44:17,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 22:44:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-25 22:44:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-25 22:44:17,307 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:44:17,307 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-25 22:44:17,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2022-11-25 22:44:17,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-25 22:44:17,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 22:44:17,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:44:17,919 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:44:17,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:44:17,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-25 22:44:17,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:44:17,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1742953789] [2022-11-25 22:44:17,922 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 22:44:17,922 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 22:44:17,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:44:17,924 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 22:44:17,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-25 22:44:21,102 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 22:44:21,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 22:44:21,206 WARN L261 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 128 conjunts are in the unsatisfiable core [2022-11-25 22:44:21,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:45:17,542 WARN L233 SmtUtils]: Spent 14.30s on a formula simplification. DAG size of input: 62 DAG size of output: 20 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-25 22:45:18,367 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:45:18,367 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:45:53,733 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse2 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv254 32)))))) (_ bv0 8)))) (.cse6 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_8~0#1|))) (let ((.cse5 (= ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_29~0#1|)))))) (_ bv0 8))) (.cse0 (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_23~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_25~0#1|))) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|)) (.cse1 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv255 32)))))) (_ bv0 8)))) (.cse3 (not .cse6)) (.cse4 (or .cse6 .cse2))) (and (or (and (or (and (or (= (bvand |c_ULTIMATE.start_main_~state_13~0#1| |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) .cse0) .cse1) .cse2) .cse3) .cse4) (not .cse5)) (or .cse5 (and (or (and .cse2 (or (= .cse0 (bvand |c_ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_31~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_33~0#1|))))) .cse1)) .cse3) .cse4)))))) is different from false [2022-11-25 22:45:55,797 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse2 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv254 32)))))) (_ bv0 8)))) (.cse6 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_8~0#1|))) (let ((.cse5 (= ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_29~0#1|)))))) (_ bv0 8))) (.cse0 (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_23~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_25~0#1|))) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|)) (.cse1 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv255 32)))))) (_ bv0 8)))) (.cse3 (not .cse6)) (.cse4 (or .cse6 .cse2))) (and (or (and (or (and (or (= (bvand |c_ULTIMATE.start_main_~state_13~0#1| |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) .cse0) .cse1) .cse2) .cse3) .cse4) (not .cse5)) (or .cse5 (and (or (and .cse2 (or (= .cse0 (bvand |c_ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_31~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_33~0#1|))))) .cse1)) .cse3) .cse4)))))) is different from true [2022-11-25 22:46:19,096 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse3 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse0 (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_29~0#1|)))))) (_ bv0 8))) (.cse1 (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_23~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_25~0#1|))) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|)) (.cse2 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv255 32)))))) (_ bv0 8)))) (.cse4 (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse5 (or (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))) .cse3))) (and (or (not .cse0) (and (or (and (or (= (bvand |c_ULTIMATE.start_main_~state_13~0#1| |c_ULTIMATE.start_main_~mask_SORT_9~0#1|) .cse1) .cse2) .cse3) .cse4) .cse5)) (or .cse0 (and (or (and .cse3 (or (= .cse1 (bvand |c_ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_31~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~state_33~0#1|))))) .cse2)) .cse4) .cse5)))))) is different from false [2022-11-25 22:51:28,426 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse24 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse9 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse34 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_18~0#1|)))) (.cse33 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~input_3~0#1|)))) (.cse8 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv255 32)))))) (_ bv0 8)))) (.cse7 (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse10 (or (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))) .cse9))) (let ((.cse31 (and (or .cse7 .cse9) .cse10)) (.cse1 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_3~0#1|)) (.cse36 (and (or (and .cse9 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (let ((.cse46 ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) .cse46)) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) .cse46))))) .cse8)) .cse7) .cse10)) (.cse37 (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (let ((.cse45 ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)))) (= (bvand (bvmul .cse45 ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul .cse45 ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse8) .cse9) .cse7) .cse10)) (.cse32 (forall ((|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|))) .cse33))))) (_ bv0 8)))) (.cse38 (and (or (and .cse9 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse8)) .cse7) .cse10)) (.cse35 (forall ((|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse34 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|)))))))) (_ bv0 8)))) (.cse15 (= |c_ULTIMATE.start_main_~input_4~0#1| (_ bv0 8))) (.cse30 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_8~0#1|))) (let ((.cse23 (or .cse30 (let ((.cse41 (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse34 .cse34))) .cse24)) (_ bv0 8))) (.cse39 (and (or .cse7 (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (let ((.cse44 ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~var_22~0#1|)))) (= (bvand (bvmul .cse44 ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul .cse44 .cse44))))) .cse8) .cse9)) .cse10)) (.cse42 (and (or (and (or .cse8 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|)) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (let ((.cse43 ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~var_22~0#1|)))) (bvmul .cse43 .cse43)))))) .cse9) .cse7) .cse10)) (.cse40 (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse34 .cse33))))) (_ bv0 8)))) (and (or .cse39 .cse40) (or (not .cse41) .cse42) (or .cse41 .cse39) (or .cse42 (not .cse40)))))) (.cse16 (not .cse15)) (.cse18 (or .cse38 .cse35)) (.cse19 (or .cse38 .cse32)) (.cse21 (or .cse37 .cse32)) (.cse22 (or .cse37 .cse35)) (.cse12 (or .cse32 .cse36)) (.cse13 (or .cse35 .cse36)) (.cse14 (not .cse1)) (.cse5 (or .cse35 .cse31)) (.cse2 (forall ((|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse34 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|)))))))) (_ bv0 8))))) (.cse4 (forall ((|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|))) .cse33))))) (_ bv0 8))))) (.cse6 (or .cse31 .cse32)) (.cse0 (not .cse30)) (.cse25 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|))) (and (or (and (or .cse0 (and (or (and (or .cse1 (let ((.cse3 (and (or .cse7 (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)) ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse8) .cse9)) .cse10))) (and (or .cse2 .cse3) (or .cse4 .cse3) .cse5 .cse6))) (or (let ((.cse11 (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse8) .cse9) .cse7) .cse10))) (and (or .cse11 .cse2) (or .cse11 .cse4) .cse12 .cse13)) .cse14)) .cse15) (or .cse16 (and (or (let ((.cse17 (and (or (and (or .cse8 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse9) .cse7) .cse10))) (and (or .cse17 .cse2) .cse18 .cse19 (or .cse17 .cse4))) .cse14) (or .cse1 (let ((.cse20 (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)) (bvand (bvmul ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse8) .cse9) .cse7) .cse10))) (and (or .cse20 .cse4) .cse21 .cse22 (or .cse20 .cse2)))))))) .cse23) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_10|))))))))) (or (and .cse23 (or (and (or .cse16 (and (or (let ((.cse26 (and (or .cse7 (and (or .cse8 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_10| (_ BitVec 128))) (= (bvand (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_45~0#1_10|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse9)) .cse10))) (and .cse18 (or .cse26 .cse4) .cse19 (or .cse26 .cse2))) .cse14) (or .cse1 (let ((.cse27 (and (or .cse7 (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_10| (_ BitVec 128))) (= (bvand (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_45~0#1_10|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse8) .cse9)) .cse10))) (and (or .cse27 .cse4) (or .cse27 .cse2) .cse21 .cse22))))) (or (and (or (let ((.cse28 (and (or .cse7 (and (or .cse8 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_10| (_ BitVec 128))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_45~0#1_10|) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse9)) .cse10))) (and (or .cse28 .cse4) .cse12 .cse13 (or .cse28 .cse2))) .cse14) (or (let ((.cse29 (and (or .cse7 (and .cse8 .cse9)) .cse10))) (and .cse5 (or .cse29 .cse2) (or .cse29 .cse4) .cse6)) .cse1)) .cse15)) .cse0)) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_10| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_10|)))))))))))))))) is different from true [2022-11-25 22:55:36,906 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse22 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse13 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv254 32)))))) (_ bv0 8))))) (let ((.cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_18~0#1|)))) (.cse12 (forall ((|v_ULTIMATE.start_main_~var_20_arg_0~0#1_12| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_20_arg_0~0#1_12|) (_ bv255 32)))))) (_ bv0 8)))) (.cse11 (forall ((v_subst_2 (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) v_subst_2))) (_ bv0 8))))) (.cse14 (or (forall ((v_subst_1 (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) v_subst_1))) (_ bv0 8))) .cse13))) (let ((.cse28 (and (or (and .cse13 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse12)) .cse11) .cse14)) (.cse30 (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (let ((.cse40 ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)))) (= (bvand (bvmul .cse40 ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul .cse40 ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse12) .cse13) .cse11) .cse14)) (.cse27 (forall ((|ULTIMATE.start_main_#t~nondet9#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (let ((.cse39 ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet9#1|))))) (or (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|))) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) .cse39)))))))) (_ bv0 8)) (not (= .cse39 (_ bv0 8))))))) (.cse8 (forall ((|ULTIMATE.start_main_#t~nondet9#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet9#1|))) (_ bv0 8))))) (.cse32 (and (or .cse11 (and .cse13 (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (let ((.cse38 ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) .cse38)) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_31~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) .cse38))))) .cse12))) .cse14)) (.cse29 (forall ((|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|)))))))) (_ bv0 8)))) (.cse10 (forall ((|ULTIMATE.start_main_#t~nondet9#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet9#1|))) (_ bv0 8)))) (.cse31 (and (or .cse11 .cse13) .cse14))) (let ((.cse0 (or (let ((.cse35 (and (or .cse11 (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (let ((.cse37 ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~var_22~0#1|)))) (= (bvand (bvmul .cse37 ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul .cse37 .cse37))))) .cse12) .cse13)) .cse14)) (.cse34 (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse26 .cse26))) .cse22)) (_ bv0 8))) (.cse33 (and (or .cse11 (and (or .cse12 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand |c_ULTIMATE.start_main_~var_10~0#1| |ULTIMATE.start_main_~mask_SORT_9~0#1|)) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (let ((.cse36 ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |c_ULTIMATE.start_main_~var_22~0#1|)))) (bvmul .cse36 .cse36)))))) .cse13)) .cse14))) (and (or .cse33 (forall ((|ULTIMATE.start_main_#t~nondet9#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet9#1|))))))))))) (_ bv0 8))))) (or .cse34 .cse35) (or (forall ((|ULTIMATE.start_main_#t~nondet9#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet9#1|))))))))))) (_ bv0 8))) .cse35) (or (not .cse34) .cse33))) (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse21 (forall ((|ULTIMATE.start_main_#t~nondet13#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet13#1|))) (_ bv0 8))))) (.cse15 (or .cse10 .cse31)) (.cse16 (or .cse8 .cse32 .cse29)) (.cse17 (or .cse32 .cse27)) (.cse19 (or .cse29 .cse10 .cse31)) (.cse20 (forall ((|ULTIMATE.start_main_#t~nondet10#1| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet10#1|))) (_ bv0 8)))) (.cse1 (forall ((|ULTIMATE.start_main_#t~nondet10#1| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet10#1|))) (_ bv0 8))))) (.cse2 (or .cse10 .cse30)) (.cse5 (or .cse29 .cse10 .cse30)) (.cse6 (or .cse8 .cse29 .cse28)) (.cse3 (forall ((|ULTIMATE.start_main_#t~nondet9#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|))) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_#t~nondet9#1|))))))))))) (_ bv0 8))))) (.cse7 (or .cse27 .cse28)) (.cse9 (forall ((|v_ULTIMATE.start_main_~var_56_arg_2~0#1_10| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_56_arg_2~0#1_10|)))))))) (_ bv0 8))))) (.cse23 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|))) (and (or (and .cse0 (or (and (or .cse1 (let ((.cse4 (and (or .cse11 (and (or .cse12 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_10| (_ BitVec 128))) (= (bvand (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_45~0#1_10|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse13)) .cse14))) (and .cse2 (or .cse3 .cse4) .cse5 .cse6 .cse7 (or .cse8 .cse9 .cse4) (or .cse10 (and (or .cse11 (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_10| (_ BitVec 128))) (= (bvand (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_45~0#1_10|) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand (bvmul ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse12) .cse13)) .cse14) .cse9)))) (or (let ((.cse18 (and (or .cse11 (and (or .cse12 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_45~0#1_10| (_ BitVec 128))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| |v_ULTIMATE.start_main_~var_45~0#1_10|) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse13)) .cse14))) (and .cse15 .cse16 .cse17 (or .cse3 .cse18) .cse19 (or .cse8 .cse18 .cse9) (or .cse10 .cse9 (and (or .cse11 (and .cse12 .cse13)) .cse14)))) .cse20)) .cse21)) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_10| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse23 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_10|)))))))))) (or (and .cse0 (or .cse21 (and (or (let ((.cse24 (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|)))) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse12) .cse13) .cse11) .cse14))) (and .cse15 .cse16 (or .cse10 (and (or .cse11 (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_62~0#1_10| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand (bvmul ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)) ((_ zero_extend 64) (bvand |v_ULTIMATE.start_main_~var_62~0#1_10| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|) (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse12) .cse13)) .cse14) .cse9) (or .cse24 .cse8 .cse9) .cse17 .cse19 (or .cse3 .cse24))) .cse20) (or .cse1 (let ((.cse25 (and .cse14 (or (and (or .cse12 (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)) (bvand (bvmul ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_23~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)))) .cse13) .cse11)))) (and .cse2 .cse5 (or .cse8 .cse9 .cse25) .cse6 (or .cse3 .cse25) .cse7 (or (and (or (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_9~0#1| (_ BitVec 128)) (|v_ULTIMATE.start_main_~var_49~0#1_10| (_ BitVec 64)) (|ULTIMATE.start_main_~mask_SORT_5~0#1| (_ BitVec 64)) (|v_ULTIMATE.start_main_~var_41_arg_0~0#1_11| (_ BitVec 64))) (= (bvand |ULTIMATE.start_main_~mask_SORT_9~0#1| (bvand (bvmul ((_ zero_extend 64) |v_ULTIMATE.start_main_~var_41_arg_0~0#1_11|) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_33~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|)) (bvand (bvmul ((_ zero_extend 64) (bvand |ULTIMATE.start_main_~mask_SORT_5~0#1| |v_ULTIMATE.start_main_~var_49~0#1_10|)) ((_ zero_extend 64) (bvand |c_ULTIMATE.start_main_~state_25~0#1| |ULTIMATE.start_main_~mask_SORT_5~0#1|))) |ULTIMATE.start_main_~mask_SORT_9~0#1|))) .cse12) .cse13) .cse11) .cse14) .cse10 .cse9))))))) (forall ((|v_ULTIMATE.start_main_~var_44_arg_1~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse23 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_44_arg_1~0#1_10|))))))))))))))) is different from true [2022-11-25 22:55:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2022-11-25 22:55:38,533 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:55:38,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1742953789] [2022-11-25 22:55:38,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1742953789] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:55:38,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [901110348] [2022-11-25 22:55:38,534 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 22:55:38,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 22:55:38,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 22:55:38,535 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 22:55:38,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad341a61-138b-49e0-91ec-0a67911ed6a5/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process