./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 111983b9d29c7b0553f645c0265a4b7f4b99f7ea2aa3e6c550d83787b37ea676 --- 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 08:07:20,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:07:20,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:07:20,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:07:20,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:07:20,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:07:20,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:07:20,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:07:20,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:07:20,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:07:20,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:07:20,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:07:20,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:07:20,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:07:20,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:07:20,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:07:20,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:07:20,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:07:20,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:07:20,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:07:20,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:07:20,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:07:20,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:07:20,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:07:20,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:07:20,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:07:20,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:07:20,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:07:20,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:07:20,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:07:20,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:07:20,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:07:20,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:07:20,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:07:20,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:07:20,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:07:20,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:07:20,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:07:20,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:07:20,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:07:20,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:07:20,544 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 08:07:20,558 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:07:20,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:07:20,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:07:20,559 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:07:20,559 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:07:20,559 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:07:20,560 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:07:20,560 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:07:20,561 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:07:20,561 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:07:20,561 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:07:20,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:07:20,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:07:20,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:07:20,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:07:20,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:07:20,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:07:20,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:07:20,562 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:07:20,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:07:20,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:07:20,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:07:20,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:07:20,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:07:20,563 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:07:20,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:07:20,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:07:20,563 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:07:20,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:07:20,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:07:20,564 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:07:20,564 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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 111983b9d29c7b0553f645c0265a4b7f4b99f7ea2aa3e6c550d83787b37ea676 [2022-12-14 08:07:20,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:07:20,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:07:20,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:07:20,745 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:07:20,746 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:07:20,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2022-12-14 08:07:23,381 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:07:23,563 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:07:23,564 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2022-12-14 08:07:23,571 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data/aeeedb012/5ee87917e93d4e7f826cd0164c7c42b4/FLAGc7ea95871 [2022-12-14 08:07:23,581 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data/aeeedb012/5ee87917e93d4e7f826cd0164c7c42b4 [2022-12-14 08:07:23,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:07:23,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:07:23,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:07:23,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:07:23,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:07:23,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1fb000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23, skipping insertion in model container [2022-12-14 08:07:23,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:07:23,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:07:23,723 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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1161,1174] [2022-12-14 08:07:23,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:07:23,771 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:07:23,779 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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1161,1174] [2022-12-14 08:07:23,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:07:23,815 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:07:23,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23 WrapperNode [2022-12-14 08:07:23,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:07:23,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:07:23,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:07:23,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:07:23,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,849 INFO L138 Inliner]: procedures = 12, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 242 [2022-12-14 08:07:23,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:07:23,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:07:23,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:07:23,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:07:23,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,868 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:07:23,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:07:23,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:07:23,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:07:23,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (1/1) ... [2022-12-14 08:07:23,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:07:23,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:07:23,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:07:23,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:07:23,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:07:23,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:07:24,007 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:07:24,008 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:07:24,329 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:07:24,342 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:07:24,342 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 08:07:24,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:24 BoogieIcfgContainer [2022-12-14 08:07:24,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:07:24,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:07:24,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:07:24,348 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:07:24,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:07:23" (1/3) ... [2022-12-14 08:07:24,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188ec67c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:07:24, skipping insertion in model container [2022-12-14 08:07:24,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:23" (2/3) ... [2022-12-14 08:07:24,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188ec67c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:07:24, skipping insertion in model container [2022-12-14 08:07:24,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:24" (3/3) ... [2022-12-14 08:07:24,350 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul6.c [2022-12-14 08:07:24,363 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:07:24,363 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 08:07:24,396 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:07:24,401 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;@3335dd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:07:24,401 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 08:07:24,404 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 08:07:24,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 08:07:24,408 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:07:24,409 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-12-14 08:07:24,409 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:07:24,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:07:24,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-12-14 08:07:24,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:07:24,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211372276] [2022-12-14 08:07:24,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:07:24,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:07:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 08:07:24,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 08:07:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 08:07:24,598 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 08:07:24,600 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 08:07:24,600 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 08:07:24,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 08:07:24,605 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-14 08:07:24,608 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 08:07:24,620 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 08:07:24,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 08:07:24 BoogieIcfgContainer [2022-12-14 08:07:24,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 08:07:24,626 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 08:07:24,626 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 08:07:24,626 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 08:07:24,627 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:24" (3/4) ... [2022-12-14 08:07:24,629 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 08:07:24,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 08:07:24,630 INFO L158 Benchmark]: Toolchain (without parser) took 1045.02ms. Allocated memory is still 167.8MB. Free memory was 134.5MB in the beginning and 95.6MB in the end (delta: 38.9MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2022-12-14 08:07:24,630 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:07:24,631 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.04ms. Allocated memory is still 167.8MB. Free memory was 134.5MB in the beginning and 119.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 08:07:24,631 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.37ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 116.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:24,631 INFO L158 Benchmark]: Boogie Preprocessor took 22.33ms. Allocated memory is still 167.8MB. Free memory was 116.8MB in the beginning and 114.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:24,632 INFO L158 Benchmark]: RCFGBuilder took 471.60ms. Allocated memory is still 167.8MB. Free memory was 114.7MB in the beginning and 118.6MB in the end (delta: -4.0MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2022-12-14 08:07:24,632 INFO L158 Benchmark]: TraceAbstraction took 279.71ms. Allocated memory is still 167.8MB. Free memory was 118.6MB in the beginning and 96.5MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:24,632 INFO L158 Benchmark]: Witness Printer took 3.75ms. Allocated memory is still 167.8MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:07:24,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.04ms. Allocated memory is still 167.8MB. Free memory was 134.5MB in the beginning and 119.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.37ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 116.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.33ms. Allocated memory is still 167.8MB. Free memory was 116.8MB in the beginning and 114.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.60ms. Allocated memory is still 167.8MB. Free memory was 114.7MB in the beginning and 118.6MB in the end (delta: -4.0MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * TraceAbstraction took 279.71ms. Allocated memory is still 167.8MB. Free memory was 118.6MB in the beginning and 96.5MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.75ms. Allocated memory is still 167.8MB. Free memory is still 95.6MB. 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 104, overapproximation of bitwiseOr at line 110, overapproximation of bitwiseAnd at line 93. 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_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 10); [L33] const SORT_8 msb_SORT_8 = (SORT_8)1 << (10 - 1); [L35] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 128); [L36] const SORT_14 msb_SORT_14 = (SORT_14)1 << (128 - 1); [L38] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 32); [L39] const SORT_57 msb_SORT_57 = (SORT_57)1 << (32 - 1); [L41] const SORT_1 var_10 = 0; [L42] const SORT_14 var_15 = 0; [L43] const SORT_1 var_24 = 1; [L44] const SORT_5 var_28 = 0; [L45] const SORT_8 var_35 = 0; [L46] const SORT_57 var_58 = 1; [L47] const SORT_57 var_62 = 1000; [L48] const SORT_5 var_64 = 9223372036854775807; [L49] const SORT_5 var_67 = 12245771; [L51] SORT_1 input_2; [L52] SORT_1 input_3; [L53] SORT_1 input_4; [L54] SORT_5 input_6; [L55] SORT_5 input_7; [L56] SORT_8 input_9; [L58] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] SORT_14 state_16 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L60] SORT_14 state_18 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L61] SORT_5 state_29 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L62] SORT_5 state_31 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L63] SORT_8 state_36 = __VERIFIER_nondet_ushort() & mask_SORT_8; [L64] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_5 state_42 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L67] SORT_5 state_44 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L69] SORT_1 init_12_arg_1 = var_10; [L70] state_11 = init_12_arg_1 [L71] SORT_14 init_17_arg_1 = var_15; [L72] state_16 = init_17_arg_1 [L73] SORT_14 init_19_arg_1 = var_15; [L74] state_18 = init_19_arg_1 [L75] SORT_5 init_30_arg_1 = var_28; [L76] state_29 = init_30_arg_1 [L77] SORT_5 init_32_arg_1 = var_28; [L78] state_31 = init_32_arg_1 [L79] SORT_8 init_37_arg_1 = var_35; [L80] state_36 = init_37_arg_1 [L81] SORT_1 init_39_arg_1 = var_24; [L82] state_38 = init_39_arg_1 [L83] SORT_1 init_41_arg_1 = var_24; [L84] state_40 = init_41_arg_1 [L85] SORT_5 init_43_arg_1 = var_28; [L86] state_42 = init_43_arg_1 [L87] SORT_5 init_45_arg_1 = var_28; [L88] state_44 = init_45_arg_1 VAL [init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, mask_SORT_1=1, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_5=18446744073709551615, mask_SORT_57=4294967295, mask_SORT_8=1023, msb_SORT_1=1, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_5=9223372036854775808, msb_SORT_57=2147483648, msb_SORT_8=512, state_11=0, state_16=0, state_18=0, state_29=0, state_31=0, state_36=0, state_38=1, state_40=1, state_42=0, state_44=0, var_10=0, var_15=0, var_24=1, var_28=0, var_35=0, var_58=1, var_62=1000, var_64=9223372036854775807, var_67=12245771] [L91] input_2 = __VERIFIER_nondet_uchar() [L92] input_3 = __VERIFIER_nondet_uchar() [L93] input_3 = input_3 & mask_SORT_1 [L94] input_4 = __VERIFIER_nondet_uchar() [L95] input_4 = input_4 & mask_SORT_1 [L96] input_6 = __VERIFIER_nondet_ulong() [L97] input_6 = input_6 & mask_SORT_5 [L98] input_7 = __VERIFIER_nondet_ulong() [L99] input_7 = input_7 & mask_SORT_5 [L100] input_9 = __VERIFIER_nondet_ushort() [L103] SORT_1 var_13_arg_0 = state_11; [L104] SORT_1 var_13 = ~var_13_arg_0; [L105] SORT_14 var_20_arg_0 = state_16; [L106] SORT_14 var_20_arg_1 = state_18; [L107] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L108] SORT_1 var_21_arg_0 = var_13; [L109] SORT_1 var_21_arg_1 = var_20; [L110] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L111] SORT_1 var_25_arg_0 = var_21; [L112] SORT_1 var_25 = ~var_25_arg_0; [L113] SORT_1 var_26_arg_0 = var_24; [L114] SORT_1 var_26_arg_1 = var_25; [L115] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L116] var_26 = var_26 & mask_SORT_1 [L117] SORT_1 bad_27_arg_0 = var_26; [L118] CALL __VERIFIER_assert(!(bad_27_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: 0.2s, 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 08:07:24,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 111983b9d29c7b0553f645c0265a4b7f4b99f7ea2aa3e6c550d83787b37ea676 --- 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 08:07:26,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:07:26,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:07:26,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:07:26,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:07:26,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:07:26,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:07:26,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:07:26,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:07:26,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:07:26,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:07:26,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:07:26,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:07:26,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:07:26,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:07:26,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:07:26,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:07:26,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:07:26,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:07:26,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:07:26,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:07:26,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:07:26,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:07:26,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:07:26,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:07:26,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:07:26,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:07:26,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:07:26,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:07:26,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:07:26,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:07:26,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:07:26,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:07:26,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:07:26,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:07:26,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:07:26,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:07:26,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:07:26,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:07:26,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:07:26,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:07:26,201 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-12-14 08:07:26,224 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:07:26,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:07:26,225 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:07:26,225 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:07:26,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:07:26,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:07:26,226 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:07:26,226 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:07:26,227 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:07:26,227 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:07:26,227 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:07:26,227 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:07:26,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:07:26,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:07:26,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:07:26,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:07:26,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:07:26,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 08:07:26,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 08:07:26,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 08:07:26,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:07:26,230 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:07:26,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:07:26,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:07:26,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 08:07:26,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:07:26,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:07:26,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:07:26,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:07:26,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:07:26,231 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 08:07:26,232 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 08:07:26,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:07:26,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:07:26,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 08:07:26,232 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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 111983b9d29c7b0553f645c0265a4b7f4b99f7ea2aa3e6c550d83787b37ea676 [2022-12-14 08:07:26,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:07:26,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:07:26,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:07:26,477 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:07:26,477 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:07:26,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2022-12-14 08:07:29,130 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:07:29,299 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:07:29,299 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2022-12-14 08:07:29,305 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data/413759168/2e2c1048c2624159ba2f3f4ba3ce1e60/FLAG9762e85e3 [2022-12-14 08:07:29,317 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/data/413759168/2e2c1048c2624159ba2f3f4ba3ce1e60 [2022-12-14 08:07:29,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:07:29,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:07:29,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:07:29,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:07:29,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:07:29,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc38f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29, skipping insertion in model container [2022-12-14 08:07:29,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:07:29,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:07:29,439 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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1161,1174] [2022-12-14 08:07:29,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:07:29,493 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:07:29,501 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_e9fd72b4-af48-4d87-bca1-bf176cf2474a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1161,1174] [2022-12-14 08:07:29,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:07:29,538 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:07:29,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29 WrapperNode [2022-12-14 08:07:29,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:07:29,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:07:29,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:07:29,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:07:29,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,571 INFO L138 Inliner]: procedures = 12, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 242 [2022-12-14 08:07:29,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:07:29,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:07:29,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:07:29,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:07:29,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,599 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:07:29,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:07:29,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:07:29,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:07:29,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (1/1) ... [2022-12-14 08:07:29,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:07:29,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:07:29,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:07:29,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:07:29,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:07:29,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:07:29,754 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:07:29,756 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:07:30,373 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:07:30,378 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:07:30,378 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 08:07:30,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:30 BoogieIcfgContainer [2022-12-14 08:07:30,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:07:30,382 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:07:30,382 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:07:30,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:07:30,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:07:29" (1/3) ... [2022-12-14 08:07:30,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6682c158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:07:30, skipping insertion in model container [2022-12-14 08:07:30,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:29" (2/3) ... [2022-12-14 08:07:30,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6682c158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:07:30, skipping insertion in model container [2022-12-14 08:07:30,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:30" (3/3) ... [2022-12-14 08:07:30,386 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul6.c [2022-12-14 08:07:30,400 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:07:30,400 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 08:07:30,435 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:07:30,439 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;@10db6df5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:07:30,439 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 08:07:30,442 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 08:07:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 08:07:30,447 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:07:30,447 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-14 08:07:30,448 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:07:30,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:07:30,452 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-12-14 08:07:30,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 08:07:30,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1064616045] [2022-12-14 08:07:30,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:07:30,461 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 08:07:30,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 08:07:30,462 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:30,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:07:30,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 08:07:30,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:07:30,768 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 08:07:30,769 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:07:30,769 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 08:07:30,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1064616045] [2022-12-14 08:07:30,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1064616045] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:07:30,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:07:30,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:07:30,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548296340] [2022-12-14 08:07:30,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:07:30,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:07:30,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 08:07:30,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:07:30,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:07:30,805 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 08:07:31,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:07:31,765 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-12-14 08:07:31,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 08:07:31,767 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 08:07:31,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:07:31,772 INFO L225 Difference]: With dead ends: 20 [2022-12-14 08:07:31,772 INFO L226 Difference]: Without dead ends: 11 [2022-12-14 08:07:31,774 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 08:07:31,776 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 08:07:31,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 08:07:31,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-12-14 08:07:31,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-12-14 08:07:31,795 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 08:07:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-12-14 08:07:31,796 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-12-14 08:07:31,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:07:31,796 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-12-14 08:07:31,797 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 08:07:31,797 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-12-14 08:07:31,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 08:07:31,797 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:07:31,797 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-12-14 08:07:31,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:31,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:31,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:07:32,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:07:32,001 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-12-14 08:07:32,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 08:07:32,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [15175492] [2022-12-14 08:07:32,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:07:32,006 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 08:07:32,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 08:07:32,009 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:32,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:07:32,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 08:07:32,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:07:32,770 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 08:07:32,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:07:33,717 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 08:07:33,717 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 08:07:33,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [15175492] [2022-12-14 08:07:33,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [15175492] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:07:33,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [199771130] [2022-12-14 08:07:33,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:07:33,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 08:07:33,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 08:07:33,742 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 08:07:33,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-12-14 08:07:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:07:34,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 08:07:34,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:07:34,544 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 08:07:34,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:07:34,895 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 08:07:34,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [199771130] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:07:34,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809251302] [2022-12-14 08:07:34,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:07:34,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:07:34,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:07:34,897 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:07:34,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 08:07:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:07:35,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 08:07:35,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:07:35,621 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 08:07:35,621 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:07:36,166 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 08:07:36,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809251302] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:07:36,166 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 08:07:36,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 7, 6] total 11 [2022-12-14 08:07:36,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213778975] [2022-12-14 08:07:36,167 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 08:07:36,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 08:07:36,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 08:07:36,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 08:07:36,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-12-14 08:07:36,168 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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 08:07:38,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2022-12-14 08:07:38,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:07:38,782 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-12-14 08:07:38,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 08:07:38,782 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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 08:07:38,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:07:38,782 INFO L225 Difference]: With dead ends: 16 [2022-12-14 08:07:38,782 INFO L226 Difference]: Without dead ends: 14 [2022-12-14 08:07:38,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2022-12-14 08:07:38,783 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 17 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:07:38,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-14 08:07:38,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-14 08:07:38,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-12-14 08:07:38,786 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 08:07:38,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-12-14 08:07:38,786 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-12-14 08:07:38,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:07:38,786 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-12-14 08:07:38,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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 08:07:38,786 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-12-14 08:07:38,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 08:07:38,787 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:07:38,787 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-12-14 08:07:38,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-12-14 08:07:39,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:39,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2022-12-14 08:07:39,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt [2022-12-14 08:07:39,390 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:07:39,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:07:39,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-12-14 08:07:39,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 08:07:39,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1822751658] [2022-12-14 08:07:39,392 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 08:07:39,392 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 08:07:39,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 08:07:39,394 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:39,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:40,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 08:07:40,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-12-14 08:07:40,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 08:07:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 08:07:41,051 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-12-14 08:07:41,051 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 08:07:41,052 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 08:07:41,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-14 08:07:41,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/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 08:07:41,264 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1] [2022-12-14 08:07:41,273 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 08:07:41,316 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 08:07:41,316 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 08:07:41,316 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 08:07:41,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 08:07:41 BoogieIcfgContainer [2022-12-14 08:07:41,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 08:07:41,329 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 08:07:41,329 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 08:07:41,329 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 08:07:41,330 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:30" (3/4) ... [2022-12-14 08:07:41,331 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 08:07:41,341 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 08:07:41,341 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 08:07:41,341 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 08:07:41,387 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 08:07:41,388 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 08:07:41,388 INFO L158 Benchmark]: Toolchain (without parser) took 12067.91ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 45.6MB in the beginning and 54.8MB in the end (delta: -9.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 08:07:41,388 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:07:41,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.61ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 30.5MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 08:07:41,389 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.83ms. Allocated memory is still 67.1MB. Free memory was 30.3MB in the beginning and 27.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:41,389 INFO L158 Benchmark]: Boogie Preprocessor took 30.97ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 27.8MB in the beginning and 78.4MB in the end (delta: -50.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 08:07:41,389 INFO L158 Benchmark]: RCFGBuilder took 777.25ms. Allocated memory is still 98.6MB. Free memory was 78.4MB in the beginning and 54.1MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 08:07:41,389 INFO L158 Benchmark]: TraceAbstraction took 10946.75ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 64.9MB in the end (delta: -11.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:41,390 INFO L158 Benchmark]: Witness Printer took 58.60ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 54.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 08:07:41,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.61ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 30.5MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.83ms. Allocated memory is still 67.1MB. Free memory was 30.3MB in the beginning and 27.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.97ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 27.8MB in the beginning and 78.4MB in the end (delta: -50.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 777.25ms. Allocated memory is still 98.6MB. Free memory was 78.4MB in the beginning and 54.1MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 10946.75ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 64.9MB in the end (delta: -11.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 58.60ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 54.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. 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 - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a 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_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 10); [L33] const SORT_8 msb_SORT_8 = (SORT_8)1 << (10 - 1); [L35] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 128); [L36] const SORT_14 msb_SORT_14 = (SORT_14)1 << (128 - 1); [L38] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 32); [L39] const SORT_57 msb_SORT_57 = (SORT_57)1 << (32 - 1); [L41] const SORT_1 var_10 = 0; [L42] const SORT_14 var_15 = 0; [L43] const SORT_1 var_24 = 1; [L44] const SORT_5 var_28 = 0; [L45] const SORT_8 var_35 = 0; [L46] const SORT_57 var_58 = 1; [L47] const SORT_57 var_62 = 1000; [L48] const SORT_5 var_64 = 9223372036854775807; [L49] const SORT_5 var_67 = 12245771; [L51] SORT_1 input_2; [L52] SORT_1 input_3; [L53] SORT_1 input_4; [L54] SORT_5 input_6; [L55] SORT_5 input_7; [L56] SORT_8 input_9; [L58] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] SORT_14 state_16 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L60] SORT_14 state_18 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L61] SORT_5 state_29 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L62] SORT_5 state_31 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L63] SORT_8 state_36 = __VERIFIER_nondet_ushort() & mask_SORT_8; [L64] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_5 state_42 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L67] SORT_5 state_44 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L69] SORT_1 init_12_arg_1 = var_10; [L70] state_11 = init_12_arg_1 [L71] SORT_14 init_17_arg_1 = var_15; [L72] state_16 = init_17_arg_1 [L73] SORT_14 init_19_arg_1 = var_15; [L74] state_18 = init_19_arg_1 [L75] SORT_5 init_30_arg_1 = var_28; [L76] state_29 = init_30_arg_1 [L77] SORT_5 init_32_arg_1 = var_28; [L78] state_31 = init_32_arg_1 [L79] SORT_8 init_37_arg_1 = var_35; [L80] state_36 = init_37_arg_1 [L81] SORT_1 init_39_arg_1 = var_24; [L82] state_38 = init_39_arg_1 [L83] SORT_1 init_41_arg_1 = var_24; [L84] state_40 = init_41_arg_1 [L85] SORT_5 init_43_arg_1 = var_28; [L86] state_42 = init_43_arg_1 [L87] SORT_5 init_45_arg_1 = var_28; [L88] state_44 = init_45_arg_1 VAL [init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, mask_SORT_1=1, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_5=18446744073709551615, mask_SORT_57=4294967295, mask_SORT_8=1023, msb_SORT_1=1, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_5=9223372036854775808, msb_SORT_57=2147483648, msb_SORT_8=512, state_11=0, state_16=0, state_18=0, state_29=0, state_31=0, state_36=0, state_38=1, state_40=1, state_42=0, state_44=0, var_10=0, var_15=0, var_24=1, var_28=0, var_35=0, var_58=1, var_62=1000, var_64=9223372036854775807, var_67=12245771] [L91] input_2 = __VERIFIER_nondet_uchar() [L92] input_3 = __VERIFIER_nondet_uchar() [L93] input_3 = input_3 & mask_SORT_1 [L94] input_4 = __VERIFIER_nondet_uchar() [L95] input_4 = input_4 & mask_SORT_1 [L96] input_6 = __VERIFIER_nondet_ulong() [L97] input_6 = input_6 & mask_SORT_5 [L98] input_7 = __VERIFIER_nondet_ulong() [L99] input_7 = input_7 & mask_SORT_5 [L100] input_9 = __VERIFIER_nondet_ushort() [L103] SORT_1 var_13_arg_0 = state_11; [L104] SORT_1 var_13 = ~var_13_arg_0; [L105] SORT_14 var_20_arg_0 = state_16; [L106] SORT_14 var_20_arg_1 = state_18; [L107] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L108] SORT_1 var_21_arg_0 = var_13; [L109] SORT_1 var_21_arg_1 = var_20; [L110] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L111] SORT_1 var_25_arg_0 = var_21; [L112] SORT_1 var_25 = ~var_25_arg_0; [L113] SORT_1 var_26_arg_0 = var_24; [L114] SORT_1 var_26_arg_1 = var_25; [L115] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L116] var_26 = var_26 & mask_SORT_1 [L117] SORT_1 bad_27_arg_0 = var_26; [L118] CALL __VERIFIER_assert(!(bad_27_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L118] RET __VERIFIER_assert(!(bad_27_arg_0)) [L120] SORT_1 next_51_arg_1 = var_24; [L121] SORT_1 var_33_arg_0 = state_11; [L122] SORT_1 var_33 = ~var_33_arg_0; [L123] var_33 = var_33 & mask_SORT_1 [L124] SORT_5 var_52_arg_0 = state_29; [L125] var_52_arg_0 = var_52_arg_0 & mask_SORT_5 [L126] SORT_14 var_52 = var_52_arg_0; [L127] SORT_5 var_53_arg_0 = state_31; [L128] var_53_arg_0 = var_53_arg_0 & mask_SORT_5 [L129] SORT_14 var_53 = var_53_arg_0; [L130] SORT_14 var_54_arg_0 = var_52; [L131] SORT_14 var_54_arg_1 = var_53; [L132] SORT_14 var_54 = var_54_arg_0 * var_54_arg_1; [L133] SORT_1 var_55_arg_0 = var_33; [L134] SORT_14 var_55_arg_1 = var_15; [L135] SORT_14 var_55_arg_2 = var_54; [L136] SORT_14 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L137] var_55 = var_55 & mask_SORT_14 [L138] SORT_14 next_56_arg_1 = var_55; [L139] SORT_1 var_71_arg_0 = state_38; [L140] SORT_1 var_71_arg_1 = state_40; [L141] SORT_1 var_71 = var_71_arg_0 | var_71_arg_1; [L142] var_71 = var_71 & mask_SORT_1 [L143] SORT_8 var_61_arg_0 = state_36; [L144] var_61_arg_0 = var_61_arg_0 & mask_SORT_8 [L145] SORT_57 var_61 = var_61_arg_0; [L146] SORT_57 var_63_arg_0 = var_61; [L147] SORT_57 var_63_arg_1 = var_62; [L148] SORT_1 var_63 = var_63_arg_0 > var_63_arg_1; [L149] SORT_5 var_65_arg_0 = input_6; [L150] SORT_5 var_65_arg_1 = var_64; [L151] SORT_1 var_65 = var_65_arg_0 == var_65_arg_1; [L152] SORT_1 var_66_arg_0 = var_63; [L153] SORT_1 var_66_arg_1 = var_65; [L154] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L155] SORT_5 var_68_arg_0 = input_7; [L156] SORT_5 var_68_arg_1 = var_67; [L157] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L158] SORT_1 var_69_arg_0 = var_66; [L159] SORT_1 var_69_arg_1 = var_68; [L160] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L161] var_69 = var_69 & mask_SORT_1 [L162] SORT_5 var_46_arg_0 = state_42; [L163] var_46_arg_0 = var_46_arg_0 & mask_SORT_5 [L164] SORT_14 var_46 = var_46_arg_0; [L165] SORT_5 var_47_arg_0 = state_44; [L166] var_47_arg_0 = var_47_arg_0 & mask_SORT_5 [L167] SORT_14 var_47 = var_47_arg_0; [L168] SORT_14 var_48_arg_0 = var_46; [L169] SORT_14 var_48_arg_1 = var_47; [L170] SORT_14 var_48 = var_48_arg_0 * var_48_arg_1; [L171] SORT_57 var_59_arg_0 = var_58; [L172] var_59_arg_0 = var_59_arg_0 & mask_SORT_57 [L173] SORT_14 var_59 = var_59_arg_0; [L174] SORT_14 var_60_arg_0 = var_48; [L175] SORT_14 var_60_arg_1 = var_59; [L176] SORT_14 var_60 = var_60_arg_0 + var_60_arg_1; [L177] SORT_1 var_70_arg_0 = var_69; [L178] SORT_14 var_70_arg_1 = var_60; [L179] SORT_14 var_70_arg_2 = var_48; [L180] SORT_14 var_70 = var_70_arg_0 ? var_70_arg_1 : var_70_arg_2; [L181] SORT_1 var_72_arg_0 = var_71; [L182] SORT_14 var_72_arg_1 = var_70; [L183] SORT_14 var_72_arg_2 = state_18; [L184] SORT_14 var_72 = var_72_arg_0 ? var_72_arg_1 : var_72_arg_2; [L185] SORT_1 var_73_arg_0 = var_33; [L186] SORT_14 var_73_arg_1 = var_15; [L187] SORT_14 var_73_arg_2 = var_72; [L188] SORT_14 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L189] var_73 = var_73 & mask_SORT_14 [L190] SORT_14 next_74_arg_1 = var_73; [L191] SORT_1 var_75_arg_0 = input_3; [L192] SORT_5 var_75_arg_1 = input_6; [L193] SORT_5 var_75_arg_2 = state_29; [L194] SORT_5 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L195] SORT_1 var_76_arg_0 = var_33; [L196] SORT_5 var_76_arg_1 = var_28; [L197] SORT_5 var_76_arg_2 = var_75; [L198] SORT_5 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L199] SORT_5 next_77_arg_1 = var_76; [L200] SORT_1 var_78_arg_0 = input_4; [L201] SORT_5 var_78_arg_1 = input_7; [L202] SORT_5 var_78_arg_2 = state_31; [L203] SORT_5 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L204] SORT_1 var_79_arg_0 = var_33; [L205] SORT_5 var_79_arg_1 = var_28; [L206] SORT_5 var_79_arg_2 = var_78; [L207] SORT_5 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L208] SORT_5 next_80_arg_1 = var_79; [L209] SORT_1 var_81_arg_0 = var_33; [L210] SORT_8 var_81_arg_1 = input_9; [L211] SORT_8 var_81_arg_2 = state_36; [L212] SORT_8 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L213] SORT_8 next_82_arg_1 = var_81; [L214] SORT_1 var_83_arg_0 = var_33; [L215] SORT_1 var_83_arg_1 = var_24; [L216] SORT_1 var_83_arg_2 = input_3; [L217] SORT_1 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L218] SORT_1 next_84_arg_1 = var_83; [L219] SORT_1 var_85_arg_0 = var_33; [L220] SORT_1 var_85_arg_1 = var_24; [L221] SORT_1 var_85_arg_2 = input_4; [L222] SORT_1 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L223] SORT_1 next_86_arg_1 = var_85; [L224] SORT_1 var_87_arg_0 = input_3; [L225] SORT_5 var_87_arg_1 = input_6; [L226] SORT_5 var_87_arg_2 = state_42; [L227] SORT_5 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L228] SORT_1 var_88_arg_0 = var_33; [L229] SORT_5 var_88_arg_1 = var_28; [L230] SORT_5 var_88_arg_2 = var_87; [L231] SORT_5 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L232] SORT_5 next_89_arg_1 = var_88; [L233] SORT_1 var_90_arg_0 = input_4; [L234] SORT_5 var_90_arg_1 = input_7; [L235] SORT_5 var_90_arg_2 = state_44; [L236] SORT_5 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L237] SORT_1 var_91_arg_0 = var_33; [L238] SORT_5 var_91_arg_1 = var_28; [L239] SORT_5 var_91_arg_2 = var_90; [L240] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L241] SORT_5 next_92_arg_1 = var_91; [L243] state_11 = next_51_arg_1 [L244] state_16 = next_56_arg_1 [L245] state_18 = next_74_arg_1 [L246] state_29 = next_77_arg_1 [L247] state_31 = next_80_arg_1 [L248] state_36 = next_82_arg_1 [L249] state_38 = next_84_arg_1 [L250] state_40 = next_86_arg_1 [L251] state_42 = next_89_arg_1 [L252] state_44 = next_92_arg_1 VAL [bad_27_arg_0=0, init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, input_2=2, input_3=0, input_4=0, input_6=0, input_7=0, input_9=1008, mask_SORT_1=1, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_5=18446744073709551615, mask_SORT_57=4294967295, mask_SORT_8=1023, msb_SORT_1=1, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_5=9223372036854775808, msb_SORT_57=2147483648, msb_SORT_8=512, next_51_arg_1=1, next_56_arg_1=0, next_74_arg_1=0, next_77_arg_1=0, next_80_arg_1=0, next_82_arg_1=1008, next_84_arg_1=1, next_86_arg_1=1, next_89_arg_1=0, next_92_arg_1=0, state_11=1, state_16=0, state_18=0, state_29=0, state_31=0, state_36=1008, state_38=1, state_40=1, state_42=0, state_44=0, var_10=0, var_13=255, var_13_arg_0=0, var_15=0, var_20=1, var_20_arg_0=0, var_20_arg_1=0, var_21=255, var_21_arg_0=255, var_21_arg_1=1, var_24=1, var_25=0, var_25_arg_0=255, var_26=0, var_26_arg_0=1, var_26_arg_1=0, var_28=0, var_33=1, var_33_arg_0=0, var_35=0, var_46=0, var_46_arg_0=0, var_47=0, var_47_arg_0=0, var_48=0, var_48_arg_0=0, var_48_arg_1=0, var_52=0, var_52_arg_0=0, var_53=0, var_53_arg_0=0, var_54=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_55_arg_0=1, var_55_arg_1=0, var_55_arg_2=0, var_58=1, var_59=1, var_59_arg_0=1, var_60=1, var_60_arg_0=0, var_60_arg_1=1, var_61=0, var_61_arg_0=0, var_62=1000, var_63=0, var_63_arg_0=0, var_63_arg_1=1000, var_64=9223372036854775807, var_65=0, var_65_arg_0=0, var_65_arg_1=9223372036854775807, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=12245771, var_68=0, var_68_arg_0=0, var_68_arg_1=12245771, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=0, var_70_arg_1=1, var_70_arg_2=0, var_71=1, var_71_arg_0=1, var_71_arg_1=1, var_72=0, var_72_arg_0=1, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=1, var_73_arg_1=0, var_73_arg_2=0, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_75_arg_2=0, var_76=0, var_76_arg_0=1, var_76_arg_1=0, var_76_arg_2=0, var_78=0, var_78_arg_0=0, var_78_arg_1=0, var_78_arg_2=0, var_79=0, var_79_arg_0=1, var_79_arg_1=0, var_79_arg_2=0, var_81=1008, var_81_arg_0=1, var_81_arg_1=1008, var_81_arg_2=0, var_83=1, var_83_arg_0=1, var_83_arg_1=1, var_83_arg_2=0, var_85=1, var_85_arg_0=1, var_85_arg_1=1, var_85_arg_2=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=1, var_88_arg_1=0, var_88_arg_2=0, var_90=0, var_90_arg_0=0, var_90_arg_1=0, var_90_arg_2=0, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0] [L91] input_2 = __VERIFIER_nondet_uchar() [L92] input_3 = __VERIFIER_nondet_uchar() [L93] input_3 = input_3 & mask_SORT_1 [L94] input_4 = __VERIFIER_nondet_uchar() [L95] input_4 = input_4 & mask_SORT_1 [L96] input_6 = __VERIFIER_nondet_ulong() [L97] input_6 = input_6 & mask_SORT_5 [L98] input_7 = __VERIFIER_nondet_ulong() [L99] input_7 = input_7 & mask_SORT_5 [L100] input_9 = __VERIFIER_nondet_ushort() [L103] SORT_1 var_13_arg_0 = state_11; [L104] SORT_1 var_13 = ~var_13_arg_0; [L105] SORT_14 var_20_arg_0 = state_16; [L106] SORT_14 var_20_arg_1 = state_18; [L107] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L108] SORT_1 var_21_arg_0 = var_13; [L109] SORT_1 var_21_arg_1 = var_20; [L110] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L111] SORT_1 var_25_arg_0 = var_21; [L112] SORT_1 var_25 = ~var_25_arg_0; [L113] SORT_1 var_26_arg_0 = var_24; [L114] SORT_1 var_26_arg_1 = var_25; [L115] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L116] var_26 = var_26 & mask_SORT_1 [L117] SORT_1 bad_27_arg_0 = var_26; [L118] CALL __VERIFIER_assert(!(bad_27_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L118] RET __VERIFIER_assert(!(bad_27_arg_0)) [L120] SORT_1 next_51_arg_1 = var_24; [L121] SORT_1 var_33_arg_0 = state_11; [L122] SORT_1 var_33 = ~var_33_arg_0; [L123] var_33 = var_33 & mask_SORT_1 [L124] SORT_5 var_52_arg_0 = state_29; [L125] var_52_arg_0 = var_52_arg_0 & mask_SORT_5 [L126] SORT_14 var_52 = var_52_arg_0; [L127] SORT_5 var_53_arg_0 = state_31; [L128] var_53_arg_0 = var_53_arg_0 & mask_SORT_5 [L129] SORT_14 var_53 = var_53_arg_0; [L130] SORT_14 var_54_arg_0 = var_52; [L131] SORT_14 var_54_arg_1 = var_53; [L132] SORT_14 var_54 = var_54_arg_0 * var_54_arg_1; [L133] SORT_1 var_55_arg_0 = var_33; [L134] SORT_14 var_55_arg_1 = var_15; [L135] SORT_14 var_55_arg_2 = var_54; [L136] SORT_14 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L137] var_55 = var_55 & mask_SORT_14 [L138] SORT_14 next_56_arg_1 = var_55; [L139] SORT_1 var_71_arg_0 = state_38; [L140] SORT_1 var_71_arg_1 = state_40; [L141] SORT_1 var_71 = var_71_arg_0 | var_71_arg_1; [L142] var_71 = var_71 & mask_SORT_1 [L143] SORT_8 var_61_arg_0 = state_36; [L144] var_61_arg_0 = var_61_arg_0 & mask_SORT_8 [L145] SORT_57 var_61 = var_61_arg_0; [L146] SORT_57 var_63_arg_0 = var_61; [L147] SORT_57 var_63_arg_1 = var_62; [L148] SORT_1 var_63 = var_63_arg_0 > var_63_arg_1; [L149] SORT_5 var_65_arg_0 = input_6; [L150] SORT_5 var_65_arg_1 = var_64; [L151] SORT_1 var_65 = var_65_arg_0 == var_65_arg_1; [L152] SORT_1 var_66_arg_0 = var_63; [L153] SORT_1 var_66_arg_1 = var_65; [L154] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L155] SORT_5 var_68_arg_0 = input_7; [L156] SORT_5 var_68_arg_1 = var_67; [L157] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L158] SORT_1 var_69_arg_0 = var_66; [L159] SORT_1 var_69_arg_1 = var_68; [L160] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L161] var_69 = var_69 & mask_SORT_1 [L162] SORT_5 var_46_arg_0 = state_42; [L163] var_46_arg_0 = var_46_arg_0 & mask_SORT_5 [L164] SORT_14 var_46 = var_46_arg_0; [L165] SORT_5 var_47_arg_0 = state_44; [L166] var_47_arg_0 = var_47_arg_0 & mask_SORT_5 [L167] SORT_14 var_47 = var_47_arg_0; [L168] SORT_14 var_48_arg_0 = var_46; [L169] SORT_14 var_48_arg_1 = var_47; [L170] SORT_14 var_48 = var_48_arg_0 * var_48_arg_1; [L171] SORT_57 var_59_arg_0 = var_58; [L172] var_59_arg_0 = var_59_arg_0 & mask_SORT_57 [L173] SORT_14 var_59 = var_59_arg_0; [L174] SORT_14 var_60_arg_0 = var_48; [L175] SORT_14 var_60_arg_1 = var_59; [L176] SORT_14 var_60 = var_60_arg_0 + var_60_arg_1; [L177] SORT_1 var_70_arg_0 = var_69; [L178] SORT_14 var_70_arg_1 = var_60; [L179] SORT_14 var_70_arg_2 = var_48; [L180] SORT_14 var_70 = var_70_arg_0 ? var_70_arg_1 : var_70_arg_2; [L181] SORT_1 var_72_arg_0 = var_71; [L182] SORT_14 var_72_arg_1 = var_70; [L183] SORT_14 var_72_arg_2 = state_18; [L184] SORT_14 var_72 = var_72_arg_0 ? var_72_arg_1 : var_72_arg_2; [L185] SORT_1 var_73_arg_0 = var_33; [L186] SORT_14 var_73_arg_1 = var_15; [L187] SORT_14 var_73_arg_2 = var_72; [L188] SORT_14 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L189] var_73 = var_73 & mask_SORT_14 [L190] SORT_14 next_74_arg_1 = var_73; [L191] SORT_1 var_75_arg_0 = input_3; [L192] SORT_5 var_75_arg_1 = input_6; [L193] SORT_5 var_75_arg_2 = state_29; [L194] SORT_5 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L195] SORT_1 var_76_arg_0 = var_33; [L196] SORT_5 var_76_arg_1 = var_28; [L197] SORT_5 var_76_arg_2 = var_75; [L198] SORT_5 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L199] SORT_5 next_77_arg_1 = var_76; [L200] SORT_1 var_78_arg_0 = input_4; [L201] SORT_5 var_78_arg_1 = input_7; [L202] SORT_5 var_78_arg_2 = state_31; [L203] SORT_5 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L204] SORT_1 var_79_arg_0 = var_33; [L205] SORT_5 var_79_arg_1 = var_28; [L206] SORT_5 var_79_arg_2 = var_78; [L207] SORT_5 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L208] SORT_5 next_80_arg_1 = var_79; [L209] SORT_1 var_81_arg_0 = var_33; [L210] SORT_8 var_81_arg_1 = input_9; [L211] SORT_8 var_81_arg_2 = state_36; [L212] SORT_8 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L213] SORT_8 next_82_arg_1 = var_81; [L214] SORT_1 var_83_arg_0 = var_33; [L215] SORT_1 var_83_arg_1 = var_24; [L216] SORT_1 var_83_arg_2 = input_3; [L217] SORT_1 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L218] SORT_1 next_84_arg_1 = var_83; [L219] SORT_1 var_85_arg_0 = var_33; [L220] SORT_1 var_85_arg_1 = var_24; [L221] SORT_1 var_85_arg_2 = input_4; [L222] SORT_1 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L223] SORT_1 next_86_arg_1 = var_85; [L224] SORT_1 var_87_arg_0 = input_3; [L225] SORT_5 var_87_arg_1 = input_6; [L226] SORT_5 var_87_arg_2 = state_42; [L227] SORT_5 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L228] SORT_1 var_88_arg_0 = var_33; [L229] SORT_5 var_88_arg_1 = var_28; [L230] SORT_5 var_88_arg_2 = var_87; [L231] SORT_5 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L232] SORT_5 next_89_arg_1 = var_88; [L233] SORT_1 var_90_arg_0 = input_4; [L234] SORT_5 var_90_arg_1 = input_7; [L235] SORT_5 var_90_arg_2 = state_44; [L236] SORT_5 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L237] SORT_1 var_91_arg_0 = var_33; [L238] SORT_5 var_91_arg_1 = var_28; [L239] SORT_5 var_91_arg_2 = var_90; [L240] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L241] SORT_5 next_92_arg_1 = var_91; [L243] state_11 = next_51_arg_1 [L244] state_16 = next_56_arg_1 [L245] state_18 = next_74_arg_1 [L246] state_29 = next_77_arg_1 [L247] state_31 = next_80_arg_1 [L248] state_36 = next_82_arg_1 [L249] state_38 = next_84_arg_1 [L250] state_40 = next_86_arg_1 [L251] state_42 = next_89_arg_1 [L252] state_44 = next_92_arg_1 VAL [bad_27_arg_0=0, init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, input_2=3, input_3=0, input_4=0, input_6=9223372036854775807, input_7=12245771, input_9=0, mask_SORT_1=1, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_5=18446744073709551615, mask_SORT_57=4294967295, mask_SORT_8=1023, msb_SORT_1=1, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_5=9223372036854775808, msb_SORT_57=2147483648, msb_SORT_8=512, next_51_arg_1=1, next_56_arg_1=0, next_74_arg_1=1, next_77_arg_1=0, next_80_arg_1=0, next_82_arg_1=1008, next_84_arg_1=0, next_86_arg_1=0, next_89_arg_1=0, next_92_arg_1=0, state_11=1, state_16=0, state_18=1, state_29=0, state_31=0, state_36=1008, state_38=0, state_40=0, state_42=0, state_44=0, var_10=0, var_13=254, var_13_arg_0=1, var_15=0, var_20=1, var_20_arg_0=0, var_20_arg_1=0, var_21=255, var_21_arg_0=254, var_21_arg_1=1, var_24=1, var_25=0, var_25_arg_0=255, var_26=0, var_26_arg_0=1, var_26_arg_1=0, var_28=0, var_33=0, var_33_arg_0=1, var_35=0, var_46=0, var_46_arg_0=0, var_47=0, var_47_arg_0=0, var_48=0, var_48_arg_0=0, var_48_arg_1=0, var_52=0, var_52_arg_0=0, var_53=0, var_53_arg_0=0, var_54=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_55_arg_2=0, var_58=1, var_59=1, var_59_arg_0=1, var_60=1, var_60_arg_0=0, var_60_arg_1=1, var_61=1008, var_61_arg_0=1008, var_62=1000, var_63=1, var_63_arg_0=1008, var_63_arg_1=1000, var_64=9223372036854775807, var_65=1, var_65_arg_0=9223372036854775807, var_65_arg_1=9223372036854775807, var_66=1, var_66_arg_0=1, var_66_arg_1=1, var_67=12245771, var_68=1, var_68_arg_0=12245771, var_68_arg_1=12245771, var_69=1, var_69_arg_0=1, var_69_arg_1=1, var_70=1, var_70_arg_0=1, var_70_arg_1=1, var_70_arg_2=0, var_71=1, var_71_arg_0=1, var_71_arg_1=1, var_72=1, var_72_arg_0=1, var_72_arg_1=1, var_72_arg_2=0, var_73=1, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=1, var_75=0, var_75_arg_0=0, var_75_arg_1=9223372036854775807, var_75_arg_2=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_78=0, var_78_arg_0=0, var_78_arg_1=12245771, var_78_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=1008, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=1008, var_83=0, var_83_arg_0=0, var_83_arg_1=1, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=1, var_85_arg_2=0, var_87=0, var_87_arg_0=0, var_87_arg_1=9223372036854775807, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=0, var_88_arg_2=0, var_90=0, var_90_arg_0=0, var_90_arg_1=12245771, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0] [L91] input_2 = __VERIFIER_nondet_uchar() [L92] input_3 = __VERIFIER_nondet_uchar() [L93] input_3 = input_3 & mask_SORT_1 [L94] input_4 = __VERIFIER_nondet_uchar() [L95] input_4 = input_4 & mask_SORT_1 [L96] input_6 = __VERIFIER_nondet_ulong() [L97] input_6 = input_6 & mask_SORT_5 [L98] input_7 = __VERIFIER_nondet_ulong() [L99] input_7 = input_7 & mask_SORT_5 [L100] input_9 = __VERIFIER_nondet_ushort() [L103] SORT_1 var_13_arg_0 = state_11; [L104] SORT_1 var_13 = ~var_13_arg_0; [L105] SORT_14 var_20_arg_0 = state_16; [L106] SORT_14 var_20_arg_1 = state_18; [L107] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L108] SORT_1 var_21_arg_0 = var_13; [L109] SORT_1 var_21_arg_1 = var_20; [L110] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L111] SORT_1 var_25_arg_0 = var_21; [L112] SORT_1 var_25 = ~var_25_arg_0; [L113] SORT_1 var_26_arg_0 = var_24; [L114] SORT_1 var_26_arg_1 = var_25; [L115] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L116] var_26 = var_26 & mask_SORT_1 [L117] SORT_1 bad_27_arg_0 = var_26; [L118] CALL __VERIFIER_assert(!(bad_27_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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.8s, OverallIterations: 3, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 27 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 30 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=2, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 46 ConstructedInterpolants, 12 QuantifiedInterpolants, 830 SizeOfPredicates, 129 NumberOfNonLiveVariables, 696 ConjunctsInSsa, 120 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/12 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 proved your program to be incorrect! [2022-12-14 08:07:41,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9fd72b4-af48-4d87-bca1-bf176cf2474a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE