./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 58cc70f4973f488b4a973a86509de84f36e76ea0c26d31eeea4866a3f6f87e8b --- 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 16:01:57,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:01:57,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:01:57,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:01:57,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:01:57,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:01:57,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:01:57,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:01:57,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:01:57,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:01:57,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:01:57,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:01:57,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:01:57,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:01:57,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:01:57,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:01:57,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:01:57,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:01:57,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:01:57,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:01:57,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:01:57,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:01:57,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:01:57,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:01:57,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:01:57,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:01:57,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:01:57,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:01:57,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:01:57,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:01:57,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:01:57,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:01:57,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:01:57,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:01:57,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:01:57,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:01:57,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:01:57,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:01:57,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:01:57,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:01:57,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:01:57,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 16:01:57,222 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:01:57,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:01:57,223 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 16:01:57,223 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 16:01:57,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:01:57,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 16:01:57,224 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 16:01:57,224 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 16:01:57,224 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 16:01:57,224 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 16:01:57,225 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 16:01:57,225 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 16:01:57,225 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 16:01:57,225 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 16:01:57,225 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 16:01:57,226 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 16:01:57,226 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 16:01:57,226 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 16:01:57,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:01:57,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:01:57,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:01:57,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:01:57,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:01:57,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:01:57,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:01:57,228 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:01:57,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:01:57,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:01:57,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 16:01:57,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 16:01:57,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:01:57,229 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 16:01:57,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:01:57,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:01:57,230 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 16:01:57,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:01:57,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:01:57,230 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 16:01:57,230 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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58cc70f4973f488b4a973a86509de84f36e76ea0c26d31eeea4866a3f6f87e8b [2022-12-14 16:01:57,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:01:57,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:01:57,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:01:57,455 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:01:57,455 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:01:57,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c [2022-12-14 16:01:59,948 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:02:00,125 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:02:00,126 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c [2022-12-14 16:02:00,132 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data/427de425d/ef1c2de35bd849d4b1122d7208779bd2/FLAG6483feec5 [2022-12-14 16:02:00,504 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data/427de425d/ef1c2de35bd849d4b1122d7208779bd2 [2022-12-14 16:02:00,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:02:00,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:02:00,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:02:00,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:02:00,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:02:00,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e53954e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00, skipping insertion in model container [2022-12-14 16:02:00,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:02:00,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:02:00,629 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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c[1107,1120] [2022-12-14 16:02:00,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:02:00,694 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:02:00,701 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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c[1107,1120] [2022-12-14 16:02:00,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:02:00,750 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:02:00,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00 WrapperNode [2022-12-14 16:02:00,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:02:00,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:02:00,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:02:00,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:02:00,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,792 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 415 [2022-12-14 16:02:00,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:02:00,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:02:00,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:02:00,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:02:00,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,825 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:02:00,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:02:00,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:02:00,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:02:00,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (1/1) ... [2022-12-14 16:02:00,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 16:02:00,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:02:00,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 16:02:00,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 16:02:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:02:00,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:02:01,023 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:02:01,026 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:02:01,849 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:02:01,868 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:02:01,868 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:02:01,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:01 BoogieIcfgContainer [2022-12-14 16:02:01,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:02:01,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 16:02:01,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 16:02:01,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 16:02:01,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 04:02:00" (1/3) ... [2022-12-14 16:02:01,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b384c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:02:01, skipping insertion in model container [2022-12-14 16:02:01,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:00" (2/3) ... [2022-12-14 16:02:01,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b384c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:02:01, skipping insertion in model container [2022-12-14 16:02:01,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:01" (3/3) ... [2022-12-14 16:02:01,879 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_fru32_p1.c [2022-12-14 16:02:01,897 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 16:02:01,898 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 16:02:01,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 16:02:01,952 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;@289ce151, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 16:02:01,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 16:02:01,956 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 16:02:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 16:02:01,962 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:02:01,962 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-12-14 16:02:01,963 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:02:01,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:02:01,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-12-14 16:02:01,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:02:01,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066530066] [2022-12-14 16:02:01,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:02:01,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:02:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:02:02,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:02:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:02:03,113 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 16:02:03,115 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 16:02:03,116 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 16:02:03,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 16:02:03,121 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-14 16:02:03,124 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 16:02:03,155 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 16:02:03,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 04:02:03 BoogieIcfgContainer [2022-12-14 16:02:03,171 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 16:02:03,172 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:02:03,172 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:02:03,172 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:02:03,172 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:01" (3/4) ... [2022-12-14 16:02:03,175 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 16:02:03,175 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:02:03,177 INFO L158 Benchmark]: Toolchain (without parser) took 2668.92ms. Allocated memory was 111.1MB in the beginning and 218.1MB in the end (delta: 107.0MB). Free memory was 72.4MB in the beginning and 173.7MB in the end (delta: -101.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-12-14 16:02:03,177 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:02:03,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.21ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 53.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 16:02:03,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.14ms. Allocated memory is still 111.1MB. Free memory was 53.9MB in the beginning and 49.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:02:03,179 INFO L158 Benchmark]: Boogie Preprocessor took 39.46ms. Allocated memory is still 111.1MB. Free memory was 49.4MB in the beginning and 46.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:02:03,180 INFO L158 Benchmark]: RCFGBuilder took 1037.68ms. Allocated memory was 111.1MB in the beginning and 218.1MB in the end (delta: 107.0MB). Free memory was 46.6MB in the beginning and 149.8MB in the end (delta: -103.2MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2022-12-14 16:02:03,180 INFO L158 Benchmark]: TraceAbstraction took 1298.31ms. Allocated memory is still 218.1MB. Free memory was 148.8MB in the beginning and 174.8MB in the end (delta: -26.0MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. [2022-12-14 16:02:03,181 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 218.1MB. Free memory was 174.8MB in the beginning and 173.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:02:03,184 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 111.1MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.21ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 53.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.14ms. Allocated memory is still 111.1MB. Free memory was 53.9MB in the beginning and 49.4MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.46ms. Allocated memory is still 111.1MB. Free memory was 49.4MB in the beginning and 46.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.68ms. Allocated memory was 111.1MB in the beginning and 218.1MB in the end (delta: 107.0MB). Free memory was 46.6MB in the beginning and 149.8MB in the end (delta: -103.2MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1298.31ms. Allocated memory is still 218.1MB. Free memory was 148.8MB in the beginning and 174.8MB in the end (delta: -26.0MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 218.1MB. Free memory was 174.8MB in the beginning and 173.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 321, overapproximation of bitwiseOr at line 290, overapproximation of bitwiseAnd at line 132. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 6); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (6 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L31] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L32] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L34] const SORT_24 mask_SORT_24 = (SORT_24)-1 >> (sizeof(SORT_24) * 8 - 5); [L35] const SORT_24 msb_SORT_24 = (SORT_24)1 << (5 - 1); [L37] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 2); [L38] const SORT_33 msb_SORT_33 = (SORT_33)1 << (2 - 1); [L40] const SORT_1 var_21 = 0; [L41] const SORT_24 var_26 = 31; [L42] const SORT_6 var_28 = 0; [L43] const SORT_33 var_34 = 0; [L44] const SORT_33 var_35 = 1; [L45] const SORT_3 var_37 = 1; [L46] const SORT_3 var_43 = 0; [L47] const SORT_33 var_55 = 2; [L48] const SORT_33 var_72 = 3; [L50] SORT_1 input_2; [L51] SORT_3 input_4; [L52] SORT_1 input_5; [L53] SORT_6 input_7; [L54] SORT_3 input_8; [L55] SORT_6 input_9; [L56] SORT_1 input_10; [L57] SORT_1 input_11; [L58] SORT_1 input_12; [L59] SORT_3 input_13; [L60] SORT_3 input_14; [L61] SORT_3 input_15; [L62] SORT_3 input_16; [L63] SORT_3 input_17; [L64] SORT_3 input_18; [L65] SORT_3 input_19; [L66] SORT_3 input_20; [L67] SORT_3 input_117; [L68] SORT_3 input_121; [L69] SORT_1 input_123; [L70] SORT_3 input_125; [L71] SORT_33 input_128; [L72] SORT_3 input_130; [L73] SORT_6 input_133; [L74] SORT_3 input_135; [L76] SORT_1 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] SORT_6 state_29 = __VERIFIER_nondet_uint() & mask_SORT_6; [L78] SORT_6 state_31 = __VERIFIER_nondet_uint() & mask_SORT_6; [L79] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] SORT_3 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L81] SORT_3 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L82] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] SORT_3 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L84] SORT_3 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L85] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] SORT_3 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] SORT_3 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] SORT_3 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L89] SORT_6 state_95 = __VERIFIER_nondet_uint() & mask_SORT_6; [L90] SORT_1 state_113 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_3 state_115 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] SORT_3 state_119 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] SORT_1 init_23_arg_1 = var_21; [L95] state_22 = init_23_arg_1 [L96] SORT_6 init_30_arg_1 = var_28; [L97] state_29 = init_30_arg_1 [L98] SORT_6 init_32_arg_1 = var_28; [L99] state_31 = init_32_arg_1 [L100] SORT_1 init_40_arg_1 = var_21; [L101] state_39 = init_40_arg_1 [L102] SORT_3 init_45_arg_1 = var_43; [L103] state_44 = init_45_arg_1 [L104] SORT_3 init_49_arg_1 = var_43; [L105] state_48 = init_49_arg_1 [L106] SORT_1 init_58_arg_1 = var_21; [L107] state_57 = init_58_arg_1 [L108] SORT_3 init_62_arg_1 = var_43; [L109] state_61 = init_62_arg_1 [L110] SORT_3 init_66_arg_1 = var_43; [L111] state_65 = init_66_arg_1 [L112] SORT_1 init_75_arg_1 = var_21; [L113] state_74 = init_75_arg_1 [L114] SORT_3 init_79_arg_1 = var_43; [L115] state_78 = init_79_arg_1 [L116] SORT_3 init_83_arg_1 = var_43; [L117] state_82 = init_83_arg_1 [L118] SORT_3 init_87_arg_1 = var_43; [L119] state_86 = init_87_arg_1 [L120] SORT_6 init_96_arg_1 = var_28; [L121] state_95 = init_96_arg_1 [L122] SORT_1 init_114_arg_1 = var_21; [L123] state_113 = init_114_arg_1 [L124] SORT_3 init_116_arg_1 = var_43; [L125] state_115 = init_116_arg_1 [L126] SORT_3 init_120_arg_1 = var_43; [L127] state_119 = init_120_arg_1 VAL [init_114_arg_1=0, init_116_arg_1=0, init_120_arg_1=0, init_23_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_40_arg_1=0, init_45_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_66_arg_1=0, init_75_arg_1=0, init_79_arg_1=0, init_83_arg_1=0, init_87_arg_1=0, init_96_arg_1=0, mask_SORT_1=63, mask_SORT_24=31, mask_SORT_3=1, mask_SORT_33=3, mask_SORT_6=4294967295, msb_SORT_1=32, msb_SORT_24=16, msb_SORT_3=1, msb_SORT_33=2, msb_SORT_6=2147483648, state_113=0, state_115=0, state_119=0, state_22=0, state_29=0, state_31=0, state_39=0, state_44=0, state_48=0, state_57=0, state_61=0, state_65=0, state_74=0, state_78=0, state_82=0, state_86=0, state_95=0, var_21=0, var_26=31, var_28=0, var_34=0, var_35=1, var_37=1, var_43=0, var_55=2, var_72=3] [L130] input_2 = __VERIFIER_nondet_uchar() [L131] input_4 = __VERIFIER_nondet_uchar() [L132] input_4 = input_4 & mask_SORT_3 [L133] input_5 = __VERIFIER_nondet_uchar() [L134] input_5 = input_5 & mask_SORT_1 [L135] input_7 = __VERIFIER_nondet_uint() [L136] input_8 = __VERIFIER_nondet_uchar() [L137] input_8 = input_8 & mask_SORT_3 [L138] input_9 = __VERIFIER_nondet_uint() [L139] input_10 = __VERIFIER_nondet_uchar() [L140] input_10 = input_10 & mask_SORT_1 [L141] input_11 = __VERIFIER_nondet_uchar() [L142] input_11 = input_11 & mask_SORT_1 [L143] input_12 = __VERIFIER_nondet_uchar() [L144] input_13 = __VERIFIER_nondet_uchar() [L145] input_14 = __VERIFIER_nondet_uchar() [L146] input_14 = input_14 & mask_SORT_3 [L147] input_15 = __VERIFIER_nondet_uchar() [L148] input_16 = __VERIFIER_nondet_uchar() [L149] input_16 = input_16 & mask_SORT_3 [L150] input_17 = __VERIFIER_nondet_uchar() [L151] input_17 = input_17 & mask_SORT_3 [L152] input_18 = __VERIFIER_nondet_uchar() [L153] input_18 = input_18 & mask_SORT_3 [L154] input_19 = __VERIFIER_nondet_uchar() [L155] input_19 = input_19 & mask_SORT_3 [L156] input_20 = __VERIFIER_nondet_uchar() [L157] input_117 = __VERIFIER_nondet_uchar() [L158] input_121 = __VERIFIER_nondet_uchar() [L159] input_123 = __VERIFIER_nondet_uchar() [L160] input_125 = __VERIFIER_nondet_uchar() [L161] input_128 = __VERIFIER_nondet_uchar() [L162] input_130 = __VERIFIER_nondet_uchar() [L163] input_133 = __VERIFIER_nondet_uint() [L164] input_135 = __VERIFIER_nondet_uchar() [L167] SORT_1 var_25_arg_0 = state_22; [L168] SORT_24 var_25 = var_25_arg_0 >> 0; [L169] var_25 = var_25 & mask_SORT_24 [L170] SORT_24 var_27_arg_0 = var_25; [L171] SORT_24 var_27_arg_1 = var_26; [L172] SORT_3 var_27 = var_27_arg_0 == var_27_arg_1; [L173] SORT_24 var_102_arg_0 = var_25; [L174] SORT_24 var_102_arg_1 = var_26; [L175] SORT_3 var_102 = var_102_arg_0 == var_102_arg_1; [L176] SORT_1 var_36_arg_0 = state_22; [L177] SORT_3 var_36 = var_36_arg_0 >> 5; [L178] var_36 = var_36 & mask_SORT_3 [L179] SORT_3 var_73_arg_0 = var_36; [L180] SORT_3 var_73_arg_1 = var_37; [L181] SORT_3 var_73 = var_73_arg_0 == var_73_arg_1; [L182] SORT_1 var_76_arg_0 = state_22; [L183] SORT_1 var_76_arg_1 = state_74; [L184] SORT_3 var_76 = var_76_arg_0 == var_76_arg_1; [L185] SORT_3 var_77_arg_0 = var_73; [L186] SORT_3 var_77_arg_1 = var_76; [L187] SORT_3 var_77 = var_77_arg_0 & var_77_arg_1; [L188] SORT_3 var_80_arg_0 = state_78; [L189] SORT_3 var_80_arg_1 = var_37; [L190] SORT_3 var_80 = var_80_arg_0 != var_80_arg_1; [L191] SORT_3 var_81_arg_0 = var_77; [L192] SORT_3 var_81_arg_1 = var_80; [L193] SORT_3 var_81 = var_81_arg_0 & var_81_arg_1; [L194] SORT_3 var_84_arg_0 = state_82; [L195] SORT_3 var_84_arg_1 = var_37; [L196] SORT_3 var_84 = var_84_arg_0 == var_84_arg_1; [L197] SORT_3 var_85_arg_0 = var_81; [L198] SORT_3 var_85_arg_1 = var_84; [L199] SORT_3 var_85 = var_85_arg_0 & var_85_arg_1; [L200] SORT_3 var_88_arg_0 = state_86; [L201] SORT_3 var_88_arg_1 = var_37; [L202] SORT_3 var_88 = var_88_arg_0 == var_88_arg_1; [L203] SORT_3 var_89_arg_0 = var_85; [L204] SORT_3 var_89_arg_1 = var_88; [L205] SORT_3 var_89 = var_89_arg_0 & var_89_arg_1; [L206] SORT_24 var_90_arg_0 = var_25; [L207] SORT_24 var_90_arg_1 = var_26; [L208] SORT_3 var_90 = var_90_arg_0 != var_90_arg_1; [L209] SORT_3 var_91_arg_0 = var_89; [L210] SORT_3 var_91_arg_1 = var_90; [L211] SORT_3 var_91 = var_91_arg_0 & var_91_arg_1; [L212] var_91 = var_91 & mask_SORT_3 [L213] SORT_3 var_56_arg_0 = var_36; [L214] SORT_3 var_56_arg_1 = var_37; [L215] SORT_3 var_56 = var_56_arg_0 == var_56_arg_1; [L216] SORT_1 var_59_arg_0 = state_22; [L217] SORT_1 var_59_arg_1 = state_57; [L218] SORT_3 var_59 = var_59_arg_0 == var_59_arg_1; [L219] SORT_3 var_60_arg_0 = var_56; [L220] SORT_3 var_60_arg_1 = var_59; [L221] SORT_3 var_60 = var_60_arg_0 & var_60_arg_1; [L222] SORT_3 var_63_arg_0 = state_61; [L223] SORT_3 var_63_arg_1 = var_37; [L224] SORT_3 var_63 = var_63_arg_0 == var_63_arg_1; [L225] SORT_3 var_64_arg_0 = var_60; [L226] SORT_3 var_64_arg_1 = var_63; [L227] SORT_3 var_64 = var_64_arg_0 & var_64_arg_1; [L228] SORT_3 var_67_arg_0 = state_65; [L229] SORT_3 var_67_arg_1 = var_37; [L230] SORT_3 var_67 = var_67_arg_0 == var_67_arg_1; [L231] SORT_3 var_68_arg_0 = var_64; [L232] SORT_3 var_68_arg_1 = var_67; [L233] SORT_3 var_68 = var_68_arg_0 & var_68_arg_1; [L234] SORT_24 var_69_arg_0 = var_25; [L235] SORT_24 var_69_arg_1 = var_26; [L236] SORT_3 var_69 = var_69_arg_0 != var_69_arg_1; [L237] SORT_3 var_70_arg_0 = var_68; [L238] SORT_3 var_70_arg_1 = var_69; [L239] SORT_3 var_70 = var_70_arg_0 & var_70_arg_1; [L240] var_70 = var_70 & mask_SORT_3 [L241] SORT_3 var_38_arg_0 = var_36; [L242] SORT_3 var_38_arg_1 = var_37; [L243] SORT_3 var_38 = var_38_arg_0 == var_38_arg_1; [L244] SORT_1 var_41_arg_0 = state_22; [L245] SORT_1 var_41_arg_1 = state_39; [L246] SORT_3 var_41 = var_41_arg_0 == var_41_arg_1; [L247] SORT_3 var_42_arg_0 = var_38; [L248] SORT_3 var_42_arg_1 = var_41; [L249] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; [L250] SORT_3 var_46_arg_0 = state_44; [L251] SORT_3 var_46_arg_1 = var_37; [L252] SORT_3 var_46 = var_46_arg_0 == var_46_arg_1; [L253] SORT_3 var_47_arg_0 = var_42; [L254] SORT_3 var_47_arg_1 = var_46; [L255] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L256] SORT_3 var_50_arg_0 = state_48; [L257] SORT_3 var_50_arg_1 = var_37; [L258] SORT_3 var_50 = var_50_arg_0 == var_50_arg_1; [L259] SORT_3 var_51_arg_0 = var_47; [L260] SORT_3 var_51_arg_1 = var_50; [L261] SORT_3 var_51 = var_51_arg_0 & var_51_arg_1; [L262] SORT_24 var_52_arg_0 = var_25; [L263] SORT_24 var_52_arg_1 = var_26; [L264] SORT_3 var_52 = var_52_arg_0 != var_52_arg_1; [L265] SORT_3 var_53_arg_0 = var_51; [L266] SORT_3 var_53_arg_1 = var_52; [L267] SORT_3 var_53 = var_53_arg_0 & var_53_arg_1; [L268] var_53 = var_53 & mask_SORT_3 [L269] SORT_3 var_54_arg_0 = var_53; [L270] SORT_33 var_54_arg_1 = var_35; [L271] SORT_33 var_54_arg_2 = var_34; [L272] SORT_33 var_54 = var_54_arg_0 ? var_54_arg_1 : var_54_arg_2; [L273] SORT_3 var_71_arg_0 = var_70; [L274] SORT_33 var_71_arg_1 = var_55; [L275] SORT_33 var_71_arg_2 = var_54; [L276] SORT_33 var_71 = var_71_arg_0 ? var_71_arg_1 : var_71_arg_2; [L277] SORT_3 var_92_arg_0 = var_91; [L278] SORT_33 var_92_arg_1 = var_72; [L279] SORT_33 var_92_arg_2 = var_71; [L280] SORT_33 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L281] var_92 = var_92 & mask_SORT_33 [L282] SORT_33 var_99_arg_0 = var_92; [L283] SORT_33 var_99_arg_1 = var_35; [L284] SORT_3 var_99 = var_99_arg_0 == var_99_arg_1; [L285] SORT_33 var_97_arg_0 = var_92; [L286] SORT_33 var_97_arg_1 = var_34; [L287] SORT_3 var_97 = var_97_arg_0 == var_97_arg_1; [L288] SORT_3 var_100_arg_0 = var_99; [L289] SORT_3 var_100_arg_1 = var_97; [L290] SORT_3 var_100 = var_100_arg_0 | var_100_arg_1; [L291] var_100 = var_100 & mask_SORT_3 [L292] SORT_3 var_98_arg_0 = var_97; [L293] SORT_6 var_98_arg_1 = var_28; [L294] SORT_6 var_98_arg_2 = state_95; [L295] SORT_6 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L296] SORT_33 var_93_arg_0 = var_92; [L297] SORT_33 var_93_arg_1 = var_55; [L298] SORT_3 var_93 = var_93_arg_0 == var_93_arg_1; [L299] SORT_3 var_94_arg_0 = var_93; [L300] SORT_6 var_94_arg_1 = state_31; [L301] SORT_6 var_94_arg_2 = state_29; [L302] SORT_6 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L303] SORT_3 var_101_arg_0 = var_100; [L304] SORT_6 var_101_arg_1 = var_98; [L305] SORT_6 var_101_arg_2 = var_94; [L306] SORT_6 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L307] SORT_3 var_103_arg_0 = var_102; [L308] SORT_6 var_103_arg_1 = var_28; [L309] SORT_6 var_103_arg_2 = var_101; [L310] SORT_6 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L311] SORT_6 var_104_arg_0 = var_103; [L312] SORT_1 var_104 = var_104_arg_0 >> 26; [L313] var_104 = var_104 & mask_SORT_1 [L314] SORT_1 var_105_arg_0 = var_104; [L315] SORT_1 var_105_arg_1 = var_21; [L316] SORT_3 var_105 = var_105_arg_0 == var_105_arg_1; [L317] SORT_3 var_106_arg_0 = var_27; [L318] SORT_3 var_106_arg_1 = var_105; [L319] SORT_3 var_106 = var_106_arg_0 & var_106_arg_1; [L320] SORT_3 var_107_arg_0 = var_106; [L321] SORT_3 var_107 = ~var_107_arg_0; [L322] SORT_3 var_110_arg_0 = var_107; [L323] SORT_3 var_110 = ~var_110_arg_0; [L324] SORT_3 var_111_arg_0 = var_37; [L325] SORT_3 var_111_arg_1 = var_110; [L326] SORT_3 var_111 = var_111_arg_0 & var_111_arg_1; [L327] var_111 = var_111 & mask_SORT_3 [L328] SORT_3 bad_112_arg_0 = var_111; [L329] CALL __VERIFIER_assert(!(bad_112_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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, 0.7s 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 16:02:03,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 58cc70f4973f488b4a973a86509de84f36e76ea0c26d31eeea4866a3f6f87e8b --- 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 16:02:04,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:02:04,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:02:04,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:02:04,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:02:04,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:02:04,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:02:04,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:02:04,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:02:04,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:02:04,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:02:04,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:02:04,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:02:04,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:02:04,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:02:04,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:02:04,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:02:04,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:02:04,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:02:04,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:02:04,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:02:04,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:02:04,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:02:04,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:02:04,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:02:04,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:02:04,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:02:04,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:02:04,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:02:04,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:02:04,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:02:04,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:02:04,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:02:04,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:02:04,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:02:04,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:02:04,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:02:04,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:02:04,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:02:04,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:02:04,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:02:04,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-12-14 16:02:04,867 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:02:04,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:02:04,868 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 16:02:04,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 16:02:04,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:02:04,868 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 16:02:04,869 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 16:02:04,869 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 16:02:04,869 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 16:02:04,869 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 16:02:04,869 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 16:02:04,869 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 16:02:04,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:02:04,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:02:04,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:02:04,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:02:04,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:02:04,871 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 16:02:04,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 16:02:04,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 16:02:04,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:02:04,871 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:02:04,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:02:04,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:02:04,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 16:02:04,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 16:02:04,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 16:02:04,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:02:04,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:02:04,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:02:04,873 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 16:02:04,873 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 16:02:04,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:02:04,873 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 16:02:04,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 16:02:04,873 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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58cc70f4973f488b4a973a86509de84f36e76ea0c26d31eeea4866a3f6f87e8b [2022-12-14 16:02:05,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:02:05,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:02:05,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:02:05,140 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:02:05,140 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:02:05,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c [2022-12-14 16:02:07,738 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:02:07,918 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:02:07,918 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c [2022-12-14 16:02:07,928 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data/8e2d5b841/1eeeb51a05a34355a53b8c448aac3078/FLAG540ffa19a [2022-12-14 16:02:08,289 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/data/8e2d5b841/1eeeb51a05a34355a53b8c448aac3078 [2022-12-14 16:02:08,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:02:08,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:02:08,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:02:08,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:02:08,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:02:08,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5afed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08, skipping insertion in model container [2022-12-14 16:02:08,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:02:08,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:02:08,423 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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c[1107,1120] [2022-12-14 16:02:08,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:02:08,492 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:02:08,500 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_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p1.c[1107,1120] [2022-12-14 16:02:08,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:02:08,549 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:02:08,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08 WrapperNode [2022-12-14 16:02:08,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:02:08,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:02:08,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:02:08,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:02:08,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,588 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 415 [2022-12-14 16:02:08,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:02:08,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:02:08,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:02:08,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:02:08,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,611 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:02:08,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:02:08,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:02:08,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:02:08,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (1/1) ... [2022-12-14 16:02:08,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 16:02:08,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:02:08,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 16:02:08,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 16:02:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:02:08,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:02:08,802 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:02:08,803 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:02:09,131 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:02:09,138 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:02:09,138 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:02:09,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:09 BoogieIcfgContainer [2022-12-14 16:02:09,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:02:09,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 16:02:09,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 16:02:09,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 16:02:09,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 04:02:08" (1/3) ... [2022-12-14 16:02:09,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8f1e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:02:09, skipping insertion in model container [2022-12-14 16:02:09,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:02:08" (2/3) ... [2022-12-14 16:02:09,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8f1e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:02:09, skipping insertion in model container [2022-12-14 16:02:09,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:09" (3/3) ... [2022-12-14 16:02:09,146 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_fru32_p1.c [2022-12-14 16:02:09,160 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 16:02:09,161 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 16:02:09,198 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 16:02:09,204 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;@782d609d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 16:02:09,204 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 16:02:09,207 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 16:02:09,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 16:02:09,217 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:02:09,218 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-14 16:02:09,218 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:02:09,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:02:09,222 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-12-14 16:02:09,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 16:02:09,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [232664410] [2022-12-14 16:02:09,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:02:09,232 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 16:02:09,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 16:02:09,233 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 16:02:09,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 16:02:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:02:09,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 16:02:09,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:02:09,480 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 16:02:09,481 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 16:02:09,481 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 16:02:09,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [232664410] [2022-12-14 16:02:09,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [232664410] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:02:09,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:02:09,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 16:02:09,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163577082] [2022-12-14 16:02:09,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:02:09,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 16:02:09,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 16:02:09,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 16:02:09,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 16:02:09,512 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 16:02:09,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:02:09,590 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-12-14 16:02:09,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 16:02:09,592 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 16:02:09,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:02:09,597 INFO L225 Difference]: With dead ends: 20 [2022-12-14 16:02:09,597 INFO L226 Difference]: Without dead ends: 11 [2022-12-14 16:02:09,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 16:02:09,602 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 16:02:09,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 16:02:09,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-12-14 16:02:09,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-12-14 16:02:09,625 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 16:02:09,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-12-14 16:02:09,626 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-12-14 16:02:09,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:02:09,627 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-12-14 16:02:09,627 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 16:02:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-12-14 16:02:09,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 16:02:09,627 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:02:09,628 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-12-14 16:02:09,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 16:02:09,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 16:02:09,830 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:02:09,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:02:09,832 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-12-14 16:02:09,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 16:02:09,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [580215904] [2022-12-14 16:02:09,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:02:09,836 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 16:02:09,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 16:02:09,862 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 16:02:09,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 16:02:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:02:10,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:02:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:02:10,471 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-12-14 16:02:10,471 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 16:02:10,473 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 16:02:10,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-12-14 16:02:10,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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 16:02:10,683 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-14 16:02:10,702 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 16:02:10,812 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 16:02:10,812 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 16:02:10,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 04:02:10 BoogieIcfgContainer [2022-12-14 16:02:10,843 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 16:02:10,844 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:02:10,844 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:02:10,844 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:02:10,844 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:09" (3/4) ... [2022-12-14 16:02:10,846 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 16:02:10,858 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 16:02:10,858 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-12-14 16:02:10,918 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 16:02:10,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:02:10,918 INFO L158 Benchmark]: Toolchain (without parser) took 2625.78ms. Allocated memory is still 107.0MB. Free memory was 85.0MB in the beginning and 66.2MB in the end (delta: 18.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-12-14 16:02:10,919 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:02:10,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.25ms. Allocated memory is still 107.0MB. Free memory was 84.7MB in the beginning and 66.3MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 16:02:10,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.23ms. Allocated memory is still 107.0MB. Free memory was 66.3MB in the beginning and 62.6MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:02:10,919 INFO L158 Benchmark]: Boogie Preprocessor took 37.29ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 86.3MB in the end (delta: -23.7MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-12-14 16:02:10,919 INFO L158 Benchmark]: RCFGBuilder took 513.39ms. Allocated memory is still 107.0MB. Free memory was 86.3MB in the beginning and 48.0MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-14 16:02:10,920 INFO L158 Benchmark]: TraceAbstraction took 1702.05ms. Allocated memory is still 107.0MB. Free memory was 47.4MB in the beginning and 78.0MB in the end (delta: -30.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-12-14 16:02:10,920 INFO L158 Benchmark]: Witness Printer took 74.19ms. Allocated memory is still 107.0MB. Free memory was 78.0MB in the beginning and 66.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 16:02:10,921 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.25ms. Allocated memory is still 107.0MB. Free memory was 84.7MB in the beginning and 66.3MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.23ms. Allocated memory is still 107.0MB. Free memory was 66.3MB in the beginning and 62.6MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.29ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 86.3MB in the end (delta: -23.7MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * RCFGBuilder took 513.39ms. Allocated memory is still 107.0MB. Free memory was 86.3MB in the beginning and 48.0MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1702.05ms. Allocated memory is still 107.0MB. Free memory was 47.4MB in the beginning and 78.0MB in the end (delta: -30.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Witness Printer took 74.19ms. Allocated memory is still 107.0MB. Free memory was 78.0MB in the beginning and 66.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. 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: 20]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 6); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (6 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L31] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L32] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L34] const SORT_24 mask_SORT_24 = (SORT_24)-1 >> (sizeof(SORT_24) * 8 - 5); [L35] const SORT_24 msb_SORT_24 = (SORT_24)1 << (5 - 1); [L37] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 2); [L38] const SORT_33 msb_SORT_33 = (SORT_33)1 << (2 - 1); [L40] const SORT_1 var_21 = 0; [L41] const SORT_24 var_26 = 31; [L42] const SORT_6 var_28 = 0; [L43] const SORT_33 var_34 = 0; [L44] const SORT_33 var_35 = 1; [L45] const SORT_3 var_37 = 1; [L46] const SORT_3 var_43 = 0; [L47] const SORT_33 var_55 = 2; [L48] const SORT_33 var_72 = 3; [L50] SORT_1 input_2; [L51] SORT_3 input_4; [L52] SORT_1 input_5; [L53] SORT_6 input_7; [L54] SORT_3 input_8; [L55] SORT_6 input_9; [L56] SORT_1 input_10; [L57] SORT_1 input_11; [L58] SORT_1 input_12; [L59] SORT_3 input_13; [L60] SORT_3 input_14; [L61] SORT_3 input_15; [L62] SORT_3 input_16; [L63] SORT_3 input_17; [L64] SORT_3 input_18; [L65] SORT_3 input_19; [L66] SORT_3 input_20; [L67] SORT_3 input_117; [L68] SORT_3 input_121; [L69] SORT_1 input_123; [L70] SORT_3 input_125; [L71] SORT_33 input_128; [L72] SORT_3 input_130; [L73] SORT_6 input_133; [L74] SORT_3 input_135; [L76] SORT_1 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] SORT_6 state_29 = __VERIFIER_nondet_uint() & mask_SORT_6; [L78] SORT_6 state_31 = __VERIFIER_nondet_uint() & mask_SORT_6; [L79] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] SORT_3 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L81] SORT_3 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L82] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] SORT_3 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L84] SORT_3 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L85] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] SORT_3 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] SORT_3 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] SORT_3 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L89] SORT_6 state_95 = __VERIFIER_nondet_uint() & mask_SORT_6; [L90] SORT_1 state_113 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_3 state_115 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] SORT_3 state_119 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] SORT_1 init_23_arg_1 = var_21; [L95] state_22 = init_23_arg_1 [L96] SORT_6 init_30_arg_1 = var_28; [L97] state_29 = init_30_arg_1 [L98] SORT_6 init_32_arg_1 = var_28; [L99] state_31 = init_32_arg_1 [L100] SORT_1 init_40_arg_1 = var_21; [L101] state_39 = init_40_arg_1 [L102] SORT_3 init_45_arg_1 = var_43; [L103] state_44 = init_45_arg_1 [L104] SORT_3 init_49_arg_1 = var_43; [L105] state_48 = init_49_arg_1 [L106] SORT_1 init_58_arg_1 = var_21; [L107] state_57 = init_58_arg_1 [L108] SORT_3 init_62_arg_1 = var_43; [L109] state_61 = init_62_arg_1 [L110] SORT_3 init_66_arg_1 = var_43; [L111] state_65 = init_66_arg_1 [L112] SORT_1 init_75_arg_1 = var_21; [L113] state_74 = init_75_arg_1 [L114] SORT_3 init_79_arg_1 = var_43; [L115] state_78 = init_79_arg_1 [L116] SORT_3 init_83_arg_1 = var_43; [L117] state_82 = init_83_arg_1 [L118] SORT_3 init_87_arg_1 = var_43; [L119] state_86 = init_87_arg_1 [L120] SORT_6 init_96_arg_1 = var_28; [L121] state_95 = init_96_arg_1 [L122] SORT_1 init_114_arg_1 = var_21; [L123] state_113 = init_114_arg_1 [L124] SORT_3 init_116_arg_1 = var_43; [L125] state_115 = init_116_arg_1 [L126] SORT_3 init_120_arg_1 = var_43; [L127] state_119 = init_120_arg_1 VAL [init_114_arg_1=0, init_116_arg_1=0, init_120_arg_1=0, init_23_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_40_arg_1=0, init_45_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_66_arg_1=0, init_75_arg_1=0, init_79_arg_1=0, init_83_arg_1=0, init_87_arg_1=0, init_96_arg_1=0, mask_SORT_1=63, mask_SORT_24=31, mask_SORT_3=1, mask_SORT_33=3, mask_SORT_6=4294967295, msb_SORT_1=32, msb_SORT_24=16, msb_SORT_3=1, msb_SORT_33=2, msb_SORT_6=2147483648, state_113=0, state_115=0, state_119=0, state_22=0, state_29=0, state_31=0, state_39=0, state_44=0, state_48=0, state_57=0, state_61=0, state_65=0, state_74=0, state_78=0, state_82=0, state_86=0, state_95=0, var_21=0, var_26=31, var_28=0, var_34=0, var_35=1, var_37=1, var_43=0, var_55=2, var_72=3] [L130] input_2 = __VERIFIER_nondet_uchar() [L131] input_4 = __VERIFIER_nondet_uchar() [L132] input_4 = input_4 & mask_SORT_3 [L133] input_5 = __VERIFIER_nondet_uchar() [L134] input_5 = input_5 & mask_SORT_1 [L135] input_7 = __VERIFIER_nondet_uint() [L136] input_8 = __VERIFIER_nondet_uchar() [L137] input_8 = input_8 & mask_SORT_3 [L138] input_9 = __VERIFIER_nondet_uint() [L139] input_10 = __VERIFIER_nondet_uchar() [L140] input_10 = input_10 & mask_SORT_1 [L141] input_11 = __VERIFIER_nondet_uchar() [L142] input_11 = input_11 & mask_SORT_1 [L143] input_12 = __VERIFIER_nondet_uchar() [L144] input_13 = __VERIFIER_nondet_uchar() [L145] input_14 = __VERIFIER_nondet_uchar() [L146] input_14 = input_14 & mask_SORT_3 [L147] input_15 = __VERIFIER_nondet_uchar() [L148] input_16 = __VERIFIER_nondet_uchar() [L149] input_16 = input_16 & mask_SORT_3 [L150] input_17 = __VERIFIER_nondet_uchar() [L151] input_17 = input_17 & mask_SORT_3 [L152] input_18 = __VERIFIER_nondet_uchar() [L153] input_18 = input_18 & mask_SORT_3 [L154] input_19 = __VERIFIER_nondet_uchar() [L155] input_19 = input_19 & mask_SORT_3 [L156] input_20 = __VERIFIER_nondet_uchar() [L157] input_117 = __VERIFIER_nondet_uchar() [L158] input_121 = __VERIFIER_nondet_uchar() [L159] input_123 = __VERIFIER_nondet_uchar() [L160] input_125 = __VERIFIER_nondet_uchar() [L161] input_128 = __VERIFIER_nondet_uchar() [L162] input_130 = __VERIFIER_nondet_uchar() [L163] input_133 = __VERIFIER_nondet_uint() [L164] input_135 = __VERIFIER_nondet_uchar() [L167] SORT_1 var_25_arg_0 = state_22; [L168] SORT_24 var_25 = var_25_arg_0 >> 0; [L169] var_25 = var_25 & mask_SORT_24 [L170] SORT_24 var_27_arg_0 = var_25; [L171] SORT_24 var_27_arg_1 = var_26; [L172] SORT_3 var_27 = var_27_arg_0 == var_27_arg_1; [L173] SORT_24 var_102_arg_0 = var_25; [L174] SORT_24 var_102_arg_1 = var_26; [L175] SORT_3 var_102 = var_102_arg_0 == var_102_arg_1; [L176] SORT_1 var_36_arg_0 = state_22; [L177] SORT_3 var_36 = var_36_arg_0 >> 5; [L178] var_36 = var_36 & mask_SORT_3 [L179] SORT_3 var_73_arg_0 = var_36; [L180] SORT_3 var_73_arg_1 = var_37; [L181] SORT_3 var_73 = var_73_arg_0 == var_73_arg_1; [L182] SORT_1 var_76_arg_0 = state_22; [L183] SORT_1 var_76_arg_1 = state_74; [L184] SORT_3 var_76 = var_76_arg_0 == var_76_arg_1; [L185] SORT_3 var_77_arg_0 = var_73; [L186] SORT_3 var_77_arg_1 = var_76; [L187] SORT_3 var_77 = var_77_arg_0 & var_77_arg_1; [L188] SORT_3 var_80_arg_0 = state_78; [L189] SORT_3 var_80_arg_1 = var_37; [L190] SORT_3 var_80 = var_80_arg_0 != var_80_arg_1; [L191] SORT_3 var_81_arg_0 = var_77; [L192] SORT_3 var_81_arg_1 = var_80; [L193] SORT_3 var_81 = var_81_arg_0 & var_81_arg_1; [L194] SORT_3 var_84_arg_0 = state_82; [L195] SORT_3 var_84_arg_1 = var_37; [L196] SORT_3 var_84 = var_84_arg_0 == var_84_arg_1; [L197] SORT_3 var_85_arg_0 = var_81; [L198] SORT_3 var_85_arg_1 = var_84; [L199] SORT_3 var_85 = var_85_arg_0 & var_85_arg_1; [L200] SORT_3 var_88_arg_0 = state_86; [L201] SORT_3 var_88_arg_1 = var_37; [L202] SORT_3 var_88 = var_88_arg_0 == var_88_arg_1; [L203] SORT_3 var_89_arg_0 = var_85; [L204] SORT_3 var_89_arg_1 = var_88; [L205] SORT_3 var_89 = var_89_arg_0 & var_89_arg_1; [L206] SORT_24 var_90_arg_0 = var_25; [L207] SORT_24 var_90_arg_1 = var_26; [L208] SORT_3 var_90 = var_90_arg_0 != var_90_arg_1; [L209] SORT_3 var_91_arg_0 = var_89; [L210] SORT_3 var_91_arg_1 = var_90; [L211] SORT_3 var_91 = var_91_arg_0 & var_91_arg_1; [L212] var_91 = var_91 & mask_SORT_3 [L213] SORT_3 var_56_arg_0 = var_36; [L214] SORT_3 var_56_arg_1 = var_37; [L215] SORT_3 var_56 = var_56_arg_0 == var_56_arg_1; [L216] SORT_1 var_59_arg_0 = state_22; [L217] SORT_1 var_59_arg_1 = state_57; [L218] SORT_3 var_59 = var_59_arg_0 == var_59_arg_1; [L219] SORT_3 var_60_arg_0 = var_56; [L220] SORT_3 var_60_arg_1 = var_59; [L221] SORT_3 var_60 = var_60_arg_0 & var_60_arg_1; [L222] SORT_3 var_63_arg_0 = state_61; [L223] SORT_3 var_63_arg_1 = var_37; [L224] SORT_3 var_63 = var_63_arg_0 == var_63_arg_1; [L225] SORT_3 var_64_arg_0 = var_60; [L226] SORT_3 var_64_arg_1 = var_63; [L227] SORT_3 var_64 = var_64_arg_0 & var_64_arg_1; [L228] SORT_3 var_67_arg_0 = state_65; [L229] SORT_3 var_67_arg_1 = var_37; [L230] SORT_3 var_67 = var_67_arg_0 == var_67_arg_1; [L231] SORT_3 var_68_arg_0 = var_64; [L232] SORT_3 var_68_arg_1 = var_67; [L233] SORT_3 var_68 = var_68_arg_0 & var_68_arg_1; [L234] SORT_24 var_69_arg_0 = var_25; [L235] SORT_24 var_69_arg_1 = var_26; [L236] SORT_3 var_69 = var_69_arg_0 != var_69_arg_1; [L237] SORT_3 var_70_arg_0 = var_68; [L238] SORT_3 var_70_arg_1 = var_69; [L239] SORT_3 var_70 = var_70_arg_0 & var_70_arg_1; [L240] var_70 = var_70 & mask_SORT_3 [L241] SORT_3 var_38_arg_0 = var_36; [L242] SORT_3 var_38_arg_1 = var_37; [L243] SORT_3 var_38 = var_38_arg_0 == var_38_arg_1; [L244] SORT_1 var_41_arg_0 = state_22; [L245] SORT_1 var_41_arg_1 = state_39; [L246] SORT_3 var_41 = var_41_arg_0 == var_41_arg_1; [L247] SORT_3 var_42_arg_0 = var_38; [L248] SORT_3 var_42_arg_1 = var_41; [L249] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; [L250] SORT_3 var_46_arg_0 = state_44; [L251] SORT_3 var_46_arg_1 = var_37; [L252] SORT_3 var_46 = var_46_arg_0 == var_46_arg_1; [L253] SORT_3 var_47_arg_0 = var_42; [L254] SORT_3 var_47_arg_1 = var_46; [L255] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L256] SORT_3 var_50_arg_0 = state_48; [L257] SORT_3 var_50_arg_1 = var_37; [L258] SORT_3 var_50 = var_50_arg_0 == var_50_arg_1; [L259] SORT_3 var_51_arg_0 = var_47; [L260] SORT_3 var_51_arg_1 = var_50; [L261] SORT_3 var_51 = var_51_arg_0 & var_51_arg_1; [L262] SORT_24 var_52_arg_0 = var_25; [L263] SORT_24 var_52_arg_1 = var_26; [L264] SORT_3 var_52 = var_52_arg_0 != var_52_arg_1; [L265] SORT_3 var_53_arg_0 = var_51; [L266] SORT_3 var_53_arg_1 = var_52; [L267] SORT_3 var_53 = var_53_arg_0 & var_53_arg_1; [L268] var_53 = var_53 & mask_SORT_3 [L269] SORT_3 var_54_arg_0 = var_53; [L270] SORT_33 var_54_arg_1 = var_35; [L271] SORT_33 var_54_arg_2 = var_34; [L272] SORT_33 var_54 = var_54_arg_0 ? var_54_arg_1 : var_54_arg_2; [L273] SORT_3 var_71_arg_0 = var_70; [L274] SORT_33 var_71_arg_1 = var_55; [L275] SORT_33 var_71_arg_2 = var_54; [L276] SORT_33 var_71 = var_71_arg_0 ? var_71_arg_1 : var_71_arg_2; [L277] SORT_3 var_92_arg_0 = var_91; [L278] SORT_33 var_92_arg_1 = var_72; [L279] SORT_33 var_92_arg_2 = var_71; [L280] SORT_33 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L281] var_92 = var_92 & mask_SORT_33 [L282] SORT_33 var_99_arg_0 = var_92; [L283] SORT_33 var_99_arg_1 = var_35; [L284] SORT_3 var_99 = var_99_arg_0 == var_99_arg_1; [L285] SORT_33 var_97_arg_0 = var_92; [L286] SORT_33 var_97_arg_1 = var_34; [L287] SORT_3 var_97 = var_97_arg_0 == var_97_arg_1; [L288] SORT_3 var_100_arg_0 = var_99; [L289] SORT_3 var_100_arg_1 = var_97; [L290] SORT_3 var_100 = var_100_arg_0 | var_100_arg_1; [L291] var_100 = var_100 & mask_SORT_3 [L292] SORT_3 var_98_arg_0 = var_97; [L293] SORT_6 var_98_arg_1 = var_28; [L294] SORT_6 var_98_arg_2 = state_95; [L295] SORT_6 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L296] SORT_33 var_93_arg_0 = var_92; [L297] SORT_33 var_93_arg_1 = var_55; [L298] SORT_3 var_93 = var_93_arg_0 == var_93_arg_1; [L299] SORT_3 var_94_arg_0 = var_93; [L300] SORT_6 var_94_arg_1 = state_31; [L301] SORT_6 var_94_arg_2 = state_29; [L302] SORT_6 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L303] SORT_3 var_101_arg_0 = var_100; [L304] SORT_6 var_101_arg_1 = var_98; [L305] SORT_6 var_101_arg_2 = var_94; [L306] SORT_6 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L307] SORT_3 var_103_arg_0 = var_102; [L308] SORT_6 var_103_arg_1 = var_28; [L309] SORT_6 var_103_arg_2 = var_101; [L310] SORT_6 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L311] SORT_6 var_104_arg_0 = var_103; [L312] SORT_1 var_104 = var_104_arg_0 >> 26; [L313] var_104 = var_104 & mask_SORT_1 [L314] SORT_1 var_105_arg_0 = var_104; [L315] SORT_1 var_105_arg_1 = var_21; [L316] SORT_3 var_105 = var_105_arg_0 == var_105_arg_1; [L317] SORT_3 var_106_arg_0 = var_27; [L318] SORT_3 var_106_arg_1 = var_105; [L319] SORT_3 var_106 = var_106_arg_0 & var_106_arg_1; [L320] SORT_3 var_107_arg_0 = var_106; [L321] SORT_3 var_107 = ~var_107_arg_0; [L322] SORT_3 var_110_arg_0 = var_107; [L323] SORT_3 var_110 = ~var_110_arg_0; [L324] SORT_3 var_111_arg_0 = var_37; [L325] SORT_3 var_111_arg_1 = var_110; [L326] SORT_3 var_111 = var_111_arg_0 & var_111_arg_1; [L327] var_111 = var_111 & mask_SORT_3 [L328] SORT_3 bad_112_arg_0 = var_111; [L329] CALL __VERIFIER_assert(!(bad_112_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L329] RET __VERIFIER_assert(!(bad_112_arg_0)) [L331] SORT_1 next_138_arg_1 = input_11; [L332] SORT_6 next_139_arg_1 = input_7; [L333] SORT_6 next_140_arg_1 = input_9; [L334] SORT_3 var_141_arg_0 = state_119; [L335] SORT_1 var_141_arg_1 = state_57; [L336] SORT_1 var_141_arg_2 = state_39; [L337] SORT_1 var_141 = var_141_arg_0 ? var_141_arg_1 : var_141_arg_2; [L338] var_141 = var_141 & mask_SORT_1 [L339] SORT_1 next_142_arg_1 = var_141; [L340] SORT_3 next_143_arg_1 = input_19; [L341] SORT_3 var_144_arg_0 = state_119; [L342] SORT_3 var_144_arg_1 = state_61; [L343] SORT_3 var_144_arg_2 = state_48; [L344] SORT_3 var_144 = var_144_arg_0 ? var_144_arg_1 : var_144_arg_2; [L345] var_144 = var_144 & mask_SORT_3 [L346] SORT_3 next_145_arg_1 = var_144; [L347] SORT_1 next_146_arg_1 = input_10; [L348] SORT_3 next_147_arg_1 = input_8; [L349] SORT_3 next_148_arg_1 = input_18; [L350] SORT_1 next_149_arg_1 = input_5; [L351] SORT_1 var_150_arg_0 = state_113; [L352] SORT_3 var_150 = var_150_arg_0 >> 5; [L353] SORT_1 var_151_arg_0 = state_113; [L354] SORT_3 var_151 = var_151_arg_0 >> 2; [L355] SORT_3 var_152_arg_0 = var_150; [L356] SORT_3 var_152_arg_1 = var_151; [L357] SORT_3 var_152 = var_152_arg_0 & var_152_arg_1; [L358] SORT_1 var_153_arg_0 = state_113; [L359] SORT_3 var_153 = var_153_arg_0 >> 0; [L360] SORT_3 var_154_arg_0 = var_153; [L361] SORT_3 var_154 = ~var_154_arg_0; [L362] SORT_3 var_155_arg_0 = var_152; [L363] SORT_3 var_155_arg_1 = var_154; [L364] SORT_3 var_155 = var_155_arg_0 & var_155_arg_1; [L365] SORT_3 var_156_arg_0 = state_115; [L366] SORT_3 var_156_arg_1 = var_155; [L367] SORT_3 var_156_arg_2 = state_78; [L368] SORT_3 var_156 = var_156_arg_0 ? var_156_arg_1 : var_156_arg_2; [L369] var_156 = var_156 & mask_SORT_3 [L370] SORT_3 next_157_arg_1 = var_156; [L371] SORT_3 next_158_arg_1 = input_4; [L372] SORT_3 next_159_arg_1 = input_17; [L373] SORT_3 var_160_arg_0 = state_119; [L374] SORT_6 var_160_arg_1 = state_31; [L375] SORT_6 var_160_arg_2 = state_95; [L376] SORT_6 var_160 = var_160_arg_0 ? var_160_arg_1 : var_160_arg_2; [L377] SORT_6 next_161_arg_1 = var_160; [L378] SORT_1 next_162_arg_1 = input_2; [L379] SORT_3 next_163_arg_1 = input_14; [L380] SORT_3 next_164_arg_1 = input_16; [L382] state_22 = next_138_arg_1 [L383] state_29 = next_139_arg_1 [L384] state_31 = next_140_arg_1 [L385] state_39 = next_142_arg_1 [L386] state_44 = next_143_arg_1 [L387] state_48 = next_145_arg_1 [L388] state_57 = next_146_arg_1 [L389] state_61 = next_147_arg_1 [L390] state_65 = next_148_arg_1 [L391] state_74 = next_149_arg_1 [L392] state_78 = next_157_arg_1 [L393] state_82 = next_158_arg_1 [L394] state_86 = next_159_arg_1 [L395] state_95 = next_161_arg_1 [L396] state_113 = next_162_arg_1 [L397] state_115 = next_163_arg_1 [L398] state_119 = next_164_arg_1 VAL [bad_112_arg_0=0, init_114_arg_1=0, init_116_arg_1=0, init_120_arg_1=0, init_23_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_40_arg_1=0, init_45_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_66_arg_1=0, init_75_arg_1=0, init_79_arg_1=0, init_83_arg_1=0, init_87_arg_1=0, init_96_arg_1=0, input_10=0, input_11=31, input_117=14, input_12=7, input_121=5, input_123=8, input_125=12, input_128=4, input_13=6, input_130=13, input_133=15, input_135=11, input_14=0, input_15=10, input_16=0, input_17=0, input_18=0, input_19=0, input_2=15, input_20=9, input_4=0, input_5=0, input_7=0, input_8=0, input_9=0, mask_SORT_1=63, mask_SORT_24=31, mask_SORT_3=1, mask_SORT_33=3, mask_SORT_6=4294967295, msb_SORT_1=32, msb_SORT_24=16, msb_SORT_3=1, msb_SORT_33=2, msb_SORT_6=2147483648, next_138_arg_1=31, next_139_arg_1=0, next_140_arg_1=0, next_142_arg_1=0, next_143_arg_1=0, next_145_arg_1=0, next_146_arg_1=0, next_147_arg_1=0, next_148_arg_1=0, next_149_arg_1=0, next_157_arg_1=0, next_158_arg_1=0, next_159_arg_1=0, next_161_arg_1=0, next_162_arg_1=15, next_163_arg_1=0, next_164_arg_1=0, state_113=15, state_115=0, state_119=0, state_22=31, state_29=0, state_31=0, state_39=0, state_44=0, state_48=0, state_57=0, state_61=0, state_65=0, state_74=0, state_78=0, state_82=0, state_86=0, state_95=0, var_100=1, var_100_arg_0=0, var_100_arg_1=1, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_101_arg_2=0, var_102=0, var_102_arg_0=0, var_102_arg_1=31, var_103=0, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=0, var_104=0, var_104_arg_0=0, var_105=1, var_105_arg_0=0, var_105_arg_1=0, var_106=0, var_106_arg_0=0, var_106_arg_1=1, var_107=255, var_107_arg_0=0, var_110=0, var_110_arg_0=255, var_111=0, var_111_arg_0=1, var_111_arg_1=0, var_141=0, var_141_arg_0=0, var_141_arg_1=0, var_141_arg_2=0, var_144=0, var_144_arg_0=0, var_144_arg_1=0, var_144_arg_2=0, var_150=0, var_150_arg_0=0, var_151=0, var_151_arg_0=0, var_152=0, var_152_arg_0=0, var_152_arg_1=0, var_153=0, var_153_arg_0=0, var_154=255, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_155_arg_1=255, var_156=0, var_156_arg_0=0, var_156_arg_1=0, var_156_arg_2=0, var_160=0, var_160_arg_0=0, var_160_arg_1=0, var_160_arg_2=0, var_21=0, var_25=0, var_25_arg_0=0, var_26=31, var_27=0, var_27_arg_0=0, var_27_arg_1=31, var_28=0, var_34=0, var_35=1, var_36=0, var_36_arg_0=0, var_37=1, var_38=0, var_38_arg_0=0, var_38_arg_1=1, var_41=1, var_41_arg_0=0, var_41_arg_1=0, var_42=0, var_42_arg_0=0, var_42_arg_1=1, var_43=0, var_46=0, var_46_arg_0=0, var_46_arg_1=1, var_47=0, var_47_arg_0=0, var_47_arg_1=0, var_50=0, var_50_arg_0=0, var_50_arg_1=1, var_51=0, var_51_arg_0=0, var_51_arg_1=0, var_52=1, var_52_arg_0=0, var_52_arg_1=31, var_53=0, var_53_arg_0=0, var_53_arg_1=1, var_54=0, var_54_arg_0=0, var_54_arg_1=1, var_54_arg_2=0, var_55=2, var_56=0, var_56_arg_0=0, var_56_arg_1=1, var_59=1, var_59_arg_0=0, var_59_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=1, var_63=0, var_63_arg_0=0, var_63_arg_1=1, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_67=0, var_67_arg_0=0, var_67_arg_1=1, var_68=0, var_68_arg_0=0, var_68_arg_1=0, var_69=1, var_69_arg_0=0, var_69_arg_1=31, var_70=0, var_70_arg_0=0, var_70_arg_1=1, var_71=0, var_71_arg_0=0, var_71_arg_1=2, var_71_arg_2=0, var_72=3, var_73=0, var_73_arg_0=0, var_73_arg_1=1, var_76=1, var_76_arg_0=0, var_76_arg_1=0, var_77=0, var_77_arg_0=0, var_77_arg_1=1, var_80=1, var_80_arg_0=0, var_80_arg_1=1, var_81=0, var_81_arg_0=0, var_81_arg_1=1, var_84=0, var_84_arg_0=0, var_84_arg_1=1, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=0, var_89_arg_0=0, var_89_arg_1=0, var_90=1, var_90_arg_0=0, var_90_arg_1=31, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_92=0, var_92_arg_0=0, var_92_arg_1=3, var_92_arg_2=0, var_93=0, var_93_arg_0=0, var_93_arg_1=2, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_94_arg_2=0, var_97=1, var_97_arg_0=0, var_97_arg_1=0, var_98=0, var_98_arg_0=1, var_98_arg_1=0, var_98_arg_2=0, var_99=0, var_99_arg_0=0, var_99_arg_1=1] [L130] input_2 = __VERIFIER_nondet_uchar() [L131] input_4 = __VERIFIER_nondet_uchar() [L132] input_4 = input_4 & mask_SORT_3 [L133] input_5 = __VERIFIER_nondet_uchar() [L134] input_5 = input_5 & mask_SORT_1 [L135] input_7 = __VERIFIER_nondet_uint() [L136] input_8 = __VERIFIER_nondet_uchar() [L137] input_8 = input_8 & mask_SORT_3 [L138] input_9 = __VERIFIER_nondet_uint() [L139] input_10 = __VERIFIER_nondet_uchar() [L140] input_10 = input_10 & mask_SORT_1 [L141] input_11 = __VERIFIER_nondet_uchar() [L142] input_11 = input_11 & mask_SORT_1 [L143] input_12 = __VERIFIER_nondet_uchar() [L144] input_13 = __VERIFIER_nondet_uchar() [L145] input_14 = __VERIFIER_nondet_uchar() [L146] input_14 = input_14 & mask_SORT_3 [L147] input_15 = __VERIFIER_nondet_uchar() [L148] input_16 = __VERIFIER_nondet_uchar() [L149] input_16 = input_16 & mask_SORT_3 [L150] input_17 = __VERIFIER_nondet_uchar() [L151] input_17 = input_17 & mask_SORT_3 [L152] input_18 = __VERIFIER_nondet_uchar() [L153] input_18 = input_18 & mask_SORT_3 [L154] input_19 = __VERIFIER_nondet_uchar() [L155] input_19 = input_19 & mask_SORT_3 [L156] input_20 = __VERIFIER_nondet_uchar() [L157] input_117 = __VERIFIER_nondet_uchar() [L158] input_121 = __VERIFIER_nondet_uchar() [L159] input_123 = __VERIFIER_nondet_uchar() [L160] input_125 = __VERIFIER_nondet_uchar() [L161] input_128 = __VERIFIER_nondet_uchar() [L162] input_130 = __VERIFIER_nondet_uchar() [L163] input_133 = __VERIFIER_nondet_uint() [L164] input_135 = __VERIFIER_nondet_uchar() [L167] SORT_1 var_25_arg_0 = state_22; [L168] SORT_24 var_25 = var_25_arg_0 >> 0; [L169] var_25 = var_25 & mask_SORT_24 [L170] SORT_24 var_27_arg_0 = var_25; [L171] SORT_24 var_27_arg_1 = var_26; [L172] SORT_3 var_27 = var_27_arg_0 == var_27_arg_1; [L173] SORT_24 var_102_arg_0 = var_25; [L174] SORT_24 var_102_arg_1 = var_26; [L175] SORT_3 var_102 = var_102_arg_0 == var_102_arg_1; [L176] SORT_1 var_36_arg_0 = state_22; [L177] SORT_3 var_36 = var_36_arg_0 >> 5; [L178] var_36 = var_36 & mask_SORT_3 [L179] SORT_3 var_73_arg_0 = var_36; [L180] SORT_3 var_73_arg_1 = var_37; [L181] SORT_3 var_73 = var_73_arg_0 == var_73_arg_1; [L182] SORT_1 var_76_arg_0 = state_22; [L183] SORT_1 var_76_arg_1 = state_74; [L184] SORT_3 var_76 = var_76_arg_0 == var_76_arg_1; [L185] SORT_3 var_77_arg_0 = var_73; [L186] SORT_3 var_77_arg_1 = var_76; [L187] SORT_3 var_77 = var_77_arg_0 & var_77_arg_1; [L188] SORT_3 var_80_arg_0 = state_78; [L189] SORT_3 var_80_arg_1 = var_37; [L190] SORT_3 var_80 = var_80_arg_0 != var_80_arg_1; [L191] SORT_3 var_81_arg_0 = var_77; [L192] SORT_3 var_81_arg_1 = var_80; [L193] SORT_3 var_81 = var_81_arg_0 & var_81_arg_1; [L194] SORT_3 var_84_arg_0 = state_82; [L195] SORT_3 var_84_arg_1 = var_37; [L196] SORT_3 var_84 = var_84_arg_0 == var_84_arg_1; [L197] SORT_3 var_85_arg_0 = var_81; [L198] SORT_3 var_85_arg_1 = var_84; [L199] SORT_3 var_85 = var_85_arg_0 & var_85_arg_1; [L200] SORT_3 var_88_arg_0 = state_86; [L201] SORT_3 var_88_arg_1 = var_37; [L202] SORT_3 var_88 = var_88_arg_0 == var_88_arg_1; [L203] SORT_3 var_89_arg_0 = var_85; [L204] SORT_3 var_89_arg_1 = var_88; [L205] SORT_3 var_89 = var_89_arg_0 & var_89_arg_1; [L206] SORT_24 var_90_arg_0 = var_25; [L207] SORT_24 var_90_arg_1 = var_26; [L208] SORT_3 var_90 = var_90_arg_0 != var_90_arg_1; [L209] SORT_3 var_91_arg_0 = var_89; [L210] SORT_3 var_91_arg_1 = var_90; [L211] SORT_3 var_91 = var_91_arg_0 & var_91_arg_1; [L212] var_91 = var_91 & mask_SORT_3 [L213] SORT_3 var_56_arg_0 = var_36; [L214] SORT_3 var_56_arg_1 = var_37; [L215] SORT_3 var_56 = var_56_arg_0 == var_56_arg_1; [L216] SORT_1 var_59_arg_0 = state_22; [L217] SORT_1 var_59_arg_1 = state_57; [L218] SORT_3 var_59 = var_59_arg_0 == var_59_arg_1; [L219] SORT_3 var_60_arg_0 = var_56; [L220] SORT_3 var_60_arg_1 = var_59; [L221] SORT_3 var_60 = var_60_arg_0 & var_60_arg_1; [L222] SORT_3 var_63_arg_0 = state_61; [L223] SORT_3 var_63_arg_1 = var_37; [L224] SORT_3 var_63 = var_63_arg_0 == var_63_arg_1; [L225] SORT_3 var_64_arg_0 = var_60; [L226] SORT_3 var_64_arg_1 = var_63; [L227] SORT_3 var_64 = var_64_arg_0 & var_64_arg_1; [L228] SORT_3 var_67_arg_0 = state_65; [L229] SORT_3 var_67_arg_1 = var_37; [L230] SORT_3 var_67 = var_67_arg_0 == var_67_arg_1; [L231] SORT_3 var_68_arg_0 = var_64; [L232] SORT_3 var_68_arg_1 = var_67; [L233] SORT_3 var_68 = var_68_arg_0 & var_68_arg_1; [L234] SORT_24 var_69_arg_0 = var_25; [L235] SORT_24 var_69_arg_1 = var_26; [L236] SORT_3 var_69 = var_69_arg_0 != var_69_arg_1; [L237] SORT_3 var_70_arg_0 = var_68; [L238] SORT_3 var_70_arg_1 = var_69; [L239] SORT_3 var_70 = var_70_arg_0 & var_70_arg_1; [L240] var_70 = var_70 & mask_SORT_3 [L241] SORT_3 var_38_arg_0 = var_36; [L242] SORT_3 var_38_arg_1 = var_37; [L243] SORT_3 var_38 = var_38_arg_0 == var_38_arg_1; [L244] SORT_1 var_41_arg_0 = state_22; [L245] SORT_1 var_41_arg_1 = state_39; [L246] SORT_3 var_41 = var_41_arg_0 == var_41_arg_1; [L247] SORT_3 var_42_arg_0 = var_38; [L248] SORT_3 var_42_arg_1 = var_41; [L249] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; [L250] SORT_3 var_46_arg_0 = state_44; [L251] SORT_3 var_46_arg_1 = var_37; [L252] SORT_3 var_46 = var_46_arg_0 == var_46_arg_1; [L253] SORT_3 var_47_arg_0 = var_42; [L254] SORT_3 var_47_arg_1 = var_46; [L255] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L256] SORT_3 var_50_arg_0 = state_48; [L257] SORT_3 var_50_arg_1 = var_37; [L258] SORT_3 var_50 = var_50_arg_0 == var_50_arg_1; [L259] SORT_3 var_51_arg_0 = var_47; [L260] SORT_3 var_51_arg_1 = var_50; [L261] SORT_3 var_51 = var_51_arg_0 & var_51_arg_1; [L262] SORT_24 var_52_arg_0 = var_25; [L263] SORT_24 var_52_arg_1 = var_26; [L264] SORT_3 var_52 = var_52_arg_0 != var_52_arg_1; [L265] SORT_3 var_53_arg_0 = var_51; [L266] SORT_3 var_53_arg_1 = var_52; [L267] SORT_3 var_53 = var_53_arg_0 & var_53_arg_1; [L268] var_53 = var_53 & mask_SORT_3 [L269] SORT_3 var_54_arg_0 = var_53; [L270] SORT_33 var_54_arg_1 = var_35; [L271] SORT_33 var_54_arg_2 = var_34; [L272] SORT_33 var_54 = var_54_arg_0 ? var_54_arg_1 : var_54_arg_2; [L273] SORT_3 var_71_arg_0 = var_70; [L274] SORT_33 var_71_arg_1 = var_55; [L275] SORT_33 var_71_arg_2 = var_54; [L276] SORT_33 var_71 = var_71_arg_0 ? var_71_arg_1 : var_71_arg_2; [L277] SORT_3 var_92_arg_0 = var_91; [L278] SORT_33 var_92_arg_1 = var_72; [L279] SORT_33 var_92_arg_2 = var_71; [L280] SORT_33 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L281] var_92 = var_92 & mask_SORT_33 [L282] SORT_33 var_99_arg_0 = var_92; [L283] SORT_33 var_99_arg_1 = var_35; [L284] SORT_3 var_99 = var_99_arg_0 == var_99_arg_1; [L285] SORT_33 var_97_arg_0 = var_92; [L286] SORT_33 var_97_arg_1 = var_34; [L287] SORT_3 var_97 = var_97_arg_0 == var_97_arg_1; [L288] SORT_3 var_100_arg_0 = var_99; [L289] SORT_3 var_100_arg_1 = var_97; [L290] SORT_3 var_100 = var_100_arg_0 | var_100_arg_1; [L291] var_100 = var_100 & mask_SORT_3 [L292] SORT_3 var_98_arg_0 = var_97; [L293] SORT_6 var_98_arg_1 = var_28; [L294] SORT_6 var_98_arg_2 = state_95; [L295] SORT_6 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L296] SORT_33 var_93_arg_0 = var_92; [L297] SORT_33 var_93_arg_1 = var_55; [L298] SORT_3 var_93 = var_93_arg_0 == var_93_arg_1; [L299] SORT_3 var_94_arg_0 = var_93; [L300] SORT_6 var_94_arg_1 = state_31; [L301] SORT_6 var_94_arg_2 = state_29; [L302] SORT_6 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L303] SORT_3 var_101_arg_0 = var_100; [L304] SORT_6 var_101_arg_1 = var_98; [L305] SORT_6 var_101_arg_2 = var_94; [L306] SORT_6 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L307] SORT_3 var_103_arg_0 = var_102; [L308] SORT_6 var_103_arg_1 = var_28; [L309] SORT_6 var_103_arg_2 = var_101; [L310] SORT_6 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L311] SORT_6 var_104_arg_0 = var_103; [L312] SORT_1 var_104 = var_104_arg_0 >> 26; [L313] var_104 = var_104 & mask_SORT_1 [L314] SORT_1 var_105_arg_0 = var_104; [L315] SORT_1 var_105_arg_1 = var_21; [L316] SORT_3 var_105 = var_105_arg_0 == var_105_arg_1; [L317] SORT_3 var_106_arg_0 = var_27; [L318] SORT_3 var_106_arg_1 = var_105; [L319] SORT_3 var_106 = var_106_arg_0 & var_106_arg_1; [L320] SORT_3 var_107_arg_0 = var_106; [L321] SORT_3 var_107 = ~var_107_arg_0; [L322] SORT_3 var_110_arg_0 = var_107; [L323] SORT_3 var_110 = ~var_110_arg_0; [L324] SORT_3 var_111_arg_0 = var_37; [L325] SORT_3 var_111_arg_1 = var_110; [L326] SORT_3 var_111 = var_111_arg_0 & var_111_arg_1; [L327] var_111 = var_111 & mask_SORT_3 [L328] SORT_3 bad_112_arg_0 = var_111; [L329] CALL __VERIFIER_assert(!(bad_112_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 23 NumberOfNonLiveVariables, 238 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 proved your program to be incorrect! [2022-12-14 16:02:10,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a459f4a2-fba6-4c00-bd4a-0f8e62f0cd6f/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