./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-2329fc7 [2022-12-14 10:28:19,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:28:19,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:28:19,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:28:19,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:28:19,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:28:19,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:28:19,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:28:19,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:28:19,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:28:19,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:28:19,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:28:19,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:28:19,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:28:19,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:28:19,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:28:19,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:28:19,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:28:19,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:28:19,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:28:19,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:28:19,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:28:19,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:28:19,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:28:19,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:28:19,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:28:19,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:28:19,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:28:19,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:28:19,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:28:19,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:28:19,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:28:19,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:28:19,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:28:19,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:28:19,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:28:19,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:28:19,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:28:19,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:28:19,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:28:19,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:28:19,619 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 10:28:19,640 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:28:19,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:28:19,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:28:19,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:28:19,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:28:19,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:28:19,642 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:28:19,642 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:28:19,642 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:28:19,642 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 10:28:19,642 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:28:19,643 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:28:19,643 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 10:28:19,643 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 10:28:19,643 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:28:19,643 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 10:28:19,643 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 10:28:19,644 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 10:28:19,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:28:19,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 10:28:19,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:28:19,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:28:19,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:28:19,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:28:19,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:28:19,645 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:28:19,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:28:19,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:28:19,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:28:19,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:28:19,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:28:19,646 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 10:28:19,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:28:19,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:28:19,647 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 10:28:19,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 10:28:19,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:28:19,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:28:19,647 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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56f9df8bb08a27595eb0d575dfbe22b2fff622e1212208e4d77826c47dd4a436 [2022-12-14 10:28:19,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:28:19,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:28:19,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:28:19,861 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:28:19,861 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:28:19,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-12-14 10:28:22,435 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:28:22,563 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:28:22,564 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-12-14 10:28:22,568 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data/53462bfdb/4c007fd4ab1e40199e3d32e5b54ee042/FLAG3470a1797 [2022-12-14 10:28:22,578 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data/53462bfdb/4c007fd4ab1e40199e3d32e5b54ee042 [2022-12-14 10:28:22,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:28:22,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:28:22,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:28:22,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:28:22,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:28:22,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e6b446f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22, skipping insertion in model container [2022-12-14 10:28:22,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:28:22,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:28:22,691 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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-12-14 10:28:22,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:28:22,729 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:28:22,736 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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-12-14 10:28:22,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:28:22,764 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:28:22,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22 WrapperNode [2022-12-14 10:28:22,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:28:22,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:28:22,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:28:22,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:28:22,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,794 INFO L138 Inliner]: procedures = 12, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 178 [2022-12-14 10:28:22,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:28:22,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:28:22,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:28:22,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:28:22,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,814 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:28:22,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:28:22,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:28:22,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:28:22,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (1/1) ... [2022-12-14 10:28:22,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:28:22,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:28:22,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:28:22,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:28:22,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:28:22,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:28:22,941 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:28:22,942 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:28:23,177 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:28:23,197 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:28:23,197 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 10:28:23,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:23 BoogieIcfgContainer [2022-12-14 10:28:23,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:28:23,202 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:28:23,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:28:23,206 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:28:23,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:28:22" (1/3) ... [2022-12-14 10:28:23,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30a8e3bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:28:23, skipping insertion in model container [2022-12-14 10:28:23,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:22" (2/3) ... [2022-12-14 10:28:23,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30a8e3bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:28:23, skipping insertion in model container [2022-12-14 10:28:23,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:23" (3/3) ... [2022-12-14 10:28:23,209 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul2.c [2022-12-14 10:28:23,225 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:28:23,225 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 10:28:23,260 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:28:23,264 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;@42fc81f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:28:23,264 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 10:28:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:28:23,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 10:28:23,272 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:28:23,272 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-12-14 10:28:23,272 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:28:23,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:28:23,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-12-14 10:28:23,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:28:23,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050401191] [2022-12-14 10:28:23,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:28:23,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:28:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 10:28:23,430 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 10:28:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 10:28:23,497 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 10:28:23,499 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 10:28:23,500 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 10:28:23,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 10:28:23,506 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-14 10:28:23,509 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 10:28:23,519 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 10:28:23,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 10:28:23 BoogieIcfgContainer [2022-12-14 10:28:23,526 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 10:28:23,527 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 10:28:23,527 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 10:28:23,527 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 10:28:23,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:23" (3/4) ... [2022-12-14 10:28:23,530 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 10:28:23,530 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 10:28:23,532 INFO L158 Benchmark]: Toolchain (without parser) took 950.55ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 83.7MB in the beginning and 83.5MB in the end (delta: 226.7kB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-12-14 10:28:23,532 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 119.5MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:28:23,532 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.48ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 70.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 10:28:23,533 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.15ms. Allocated memory is still 119.5MB. Free memory was 70.8MB in the beginning and 68.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 10:28:23,533 INFO L158 Benchmark]: Boogie Preprocessor took 21.70ms. Allocated memory is still 119.5MB. Free memory was 68.1MB in the beginning and 66.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:28:23,534 INFO L158 Benchmark]: RCFGBuilder took 382.54ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 66.6MB in the beginning and 103.8MB in the end (delta: -37.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-12-14 10:28:23,534 INFO L158 Benchmark]: TraceAbstraction took 323.74ms. Allocated memory is still 144.7MB. Free memory was 103.1MB in the beginning and 83.5MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 10:28:23,535 INFO L158 Benchmark]: Witness Printer took 3.86ms. Allocated memory is still 144.7MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:28:23,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 119.5MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.48ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 70.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.15ms. Allocated memory is still 119.5MB. Free memory was 70.8MB in the beginning and 68.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.70ms. Allocated memory is still 119.5MB. Free memory was 68.1MB in the beginning and 66.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.54ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 66.6MB in the beginning and 103.8MB in the end (delta: -37.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * TraceAbstraction took 323.74ms. Allocated memory is still 144.7MB. Free memory was 103.1MB in the beginning and 83.5MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 3.86ms. Allocated memory is still 144.7MB. Free memory is still 83.5MB. 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 10:28:23,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-2329fc7 [2022-12-14 10:28:25,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:28:25,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:28:25,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:28:25,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:28:25,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:28:25,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:28:25,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:28:25,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:28:25,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:28:25,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:28:25,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:28:25,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:28:25,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:28:25,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:28:25,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:28:25,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:28:25,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:28:25,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:28:25,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:28:25,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:28:25,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:28:25,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:28:25,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:28:25,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:28:25,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:28:25,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:28:25,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:28:25,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:28:25,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:28:25,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:28:25,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:28:25,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:28:25,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:28:25,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:28:25,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:28:25,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:28:25,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:28:25,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:28:25,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:28:25,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:28:25,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-12-14 10:28:25,147 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:28:25,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:28:25,147 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:28:25,148 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:28:25,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:28:25,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:28:25,149 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:28:25,149 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:28:25,149 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:28:25,149 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:28:25,149 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:28:25,150 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:28:25,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:28:25,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:28:25,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:28:25,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:28:25,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:28:25,151 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 10:28:25,151 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 10:28:25,152 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 10:28:25,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:28:25,152 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:28:25,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:28:25,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:28:25,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 10:28:25,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:28:25,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:28:25,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:28:25,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:28:25,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:28:25,154 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 10:28:25,154 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 10:28:25,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:28:25,154 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:28:25,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 10:28:25,155 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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56f9df8bb08a27595eb0d575dfbe22b2fff622e1212208e4d77826c47dd4a436 [2022-12-14 10:28:25,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:28:25,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:28:25,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:28:25,404 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:28:25,404 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:28:25,406 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-12-14 10:28:28,022 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:28:28,185 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:28:28,186 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c [2022-12-14 10:28:28,192 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data/6dea2c711/0d92103fbf704b4fb57d8d5f1f65a3d5/FLAG015f846c8 [2022-12-14 10:28:28,203 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/data/6dea2c711/0d92103fbf704b4fb57d8d5f1f65a3d5 [2022-12-14 10:28:28,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:28:28,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:28:28,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:28:28,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:28:28,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:28:28,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d00d9bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28, skipping insertion in model container [2022-12-14 10:28:28,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:28:28,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:28:28,323 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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-12-14 10:28:28,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:28:28,366 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:28:28,374 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_0d50f5ba-6727-468e-ae3b-d518e869ceb9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul2.c[1161,1174] [2022-12-14 10:28:28,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:28:28,405 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:28:28,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28 WrapperNode [2022-12-14 10:28:28,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:28:28,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:28:28,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:28:28,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:28:28,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,443 INFO L138 Inliner]: procedures = 12, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 178 [2022-12-14 10:28:28,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:28:28,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:28:28,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:28:28,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:28:28,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,470 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:28:28,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:28:28,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:28:28,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:28:28,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (1/1) ... [2022-12-14 10:28:28,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:28:28,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:28:28,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:28:28,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:28:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:28:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:28:28,612 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:28:28,613 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:28:30,178 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:28:30,184 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:28:30,184 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 10:28:30,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:30 BoogieIcfgContainer [2022-12-14 10:28:30,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:28:30,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:28:30,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:28:30,190 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:28:30,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:28:28" (1/3) ... [2022-12-14 10:28:30,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12842e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:28:30, skipping insertion in model container [2022-12-14 10:28:30,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:28" (2/3) ... [2022-12-14 10:28:30,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12842e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:28:30, skipping insertion in model container [2022-12-14 10:28:30,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:30" (3/3) ... [2022-12-14 10:28:30,192 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul2.c [2022-12-14 10:28:30,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:28:30,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 10:28:30,243 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:28:30,247 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;@3180006f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:28:30,248 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 10:28:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:28:30,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 10:28:30,255 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:28:30,256 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-14 10:28:30,256 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:28:30,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:28:30,260 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-12-14 10:28:30,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 10:28:30,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [732678484] [2022-12-14 10:28:30,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:28:30,270 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 10:28:30,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 10:28:30,271 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 10:28:30,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-14 10:28:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:28:30,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 10:28:30,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:28:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:28:30,534 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:28:30,535 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 10:28:30,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [732678484] [2022-12-14 10:28:30,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [732678484] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:28:30,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:28:30,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 10:28:30,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822455334] [2022-12-14 10:28:30,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:28:30,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 10:28:30,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 10:28:30,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 10:28:30,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 10:28:30,568 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:28:31,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:28:31,070 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-12-14 10:28:31,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 10:28:31,072 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-12-14 10:28:31,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:28:31,081 INFO L225 Difference]: With dead ends: 20 [2022-12-14 10:28:31,081 INFO L226 Difference]: Without dead ends: 11 [2022-12-14 10:28:31,083 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 [2022-12-14 10:28:31,086 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 10:28:31,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 10:28:31,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-12-14 10:28:31,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-12-14 10:28:31,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:28:31,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-12-14 10:28:31,110 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-12-14 10:28:31,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:28:31,111 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-12-14 10:28:31,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:28:31,111 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-12-14 10:28:31,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 10:28:31,112 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:28:31,112 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-12-14 10:28:31,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-14 10:28:31,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 10:28:31,314 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:28:31,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:28:31,317 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-12-14 10:28:31,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 10:28:31,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1311608065] [2022-12-14 10:28:31,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:28:31,320 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 10:28:31,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 10:28:31,324 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 10:28:31,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-14 10:28:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:28:31,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 10:28:31,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:28:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:28:32,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:28:59,653 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 [2022-12-14 10:29:14,221 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 [2022-12-14 10:29:14,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-12-14 10:29:14,286 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 10:29:14,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1311608065] [2022-12-14 10:29:14,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1311608065] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 10:29:14,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [691526351] [2022-12-14 10:29:14,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:29:14,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 10:29:14,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 10:29:14,320 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 10:29:14,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-12-14 10:29:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:29:14,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 10:29:14,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:29:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:29:15,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:29:47,703 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 [2022-12-14 10:30:01,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-12-14 10:30:01,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [691526351] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 10:30:01,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257469535] [2022-12-14 10:30:01,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:30:01,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:30:01,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:30:01,386 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:30:01,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 10:30:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:30:01,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-14 10:30:01,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:30:02,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:30:02,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:30:32,137 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 [2022-12-14 10:30:44,710 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 [2022-12-14 10:30:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-12-14 10:30:56,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1257469535] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 10:30:56,179 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 10:30:56,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5, 5, 7, 6] total 16 [2022-12-14 10:30:56,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515628441] [2022-12-14 10:30:56,181 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 10:30:56,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-14 10:30:56,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 10:30:56,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-14 10:30:56,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=86, Unknown=5, NotChecked=110, Total=240 [2022-12-14 10:30:56,184 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) [2022-12-14 10:30:58,517 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 [2022-12-14 10:31:00,816 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 [2022-12-14 10:31:03,124 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 [2022-12-14 10:31:06,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2022-12-14 10:31:06,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:31:06,625 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-12-14 10:31:06,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 10:31:06,626 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 [2022-12-14 10:31:06,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:31:06,627 INFO L225 Difference]: With dead ends: 16 [2022-12-14 10:31:06,627 INFO L226 Difference]: Without dead ends: 14 [2022-12-14 10:31:06,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 26 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=8, NotChecked=216, Total=380 [2022-12-14 10:31:06,629 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 6 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 53 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-12-14 10:31:06,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 27 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 53 Unchecked, 3.4s Time] [2022-12-14 10:31:06,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-14 10:31:06,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-12-14 10:31:06,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:31:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-12-14 10:31:06,635 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-12-14 10:31:06,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:31:06,635 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-12-14 10:31:06,635 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) [2022-12-14 10:31:06,635 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-12-14 10:31:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 10:31:06,636 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:31:06,636 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-12-14 10:31:06,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2022-12-14 10:31:06,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-14 10:31:07,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 10:31:07,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:31:07,239 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:31:07,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:31:07,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-12-14 10:31:07,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 10:31:07,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079149864] [2022-12-14 10:31:07,242 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 10:31:07,242 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 10:31:07,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 10:31:07,243 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 10:31:07,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-14 10:31:10,112 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 10:31:10,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 10:31:10,205 WARN L261 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 128 conjunts are in the unsatisfiable core [2022-12-14 10:31:10,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:31:58,811 WARN L233 SmtUtils]: Spent 11.72s 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) [2022-12-14 10:32:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:32:00,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:32:30,939 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 [2022-12-14 10:32:52,427 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 [2022-12-14 10:32:54,483 WARN L859 $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 true [2022-12-14 10:37:34,326 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 [2022-12-14 10:41:33,150 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 [2022-12-14 10:41:34,601 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2022-12-14 10:41:34,602 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 10:41:34,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079149864] [2022-12-14 10:41:34,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1079149864] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 10:41:34,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1704750326] [2022-12-14 10:41:34,602 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 10:41:34,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 10:41:34,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 10:41:34,604 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 10:41:34,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d50f5ba-6727-468e-ae3b-d518e869ceb9/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process