./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0 --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 49be4ee23c057d32f8ac5e24c222fef6761d7999dc1116253007afd08a0c1660 --- 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-e04fb08 [2022-11-16 15:56:27,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 15:56:27,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 15:56:28,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 15:56:28,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 15:56:28,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 15:56:28,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 15:56:28,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 15:56:28,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 15:56:28,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 15:56:28,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 15:56:28,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 15:56:28,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 15:56:28,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 15:56:28,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 15:56:28,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 15:56:28,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 15:56:28,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 15:56:28,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 15:56:28,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 15:56:28,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 15:56:28,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 15:56:28,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 15:56:28,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 15:56:28,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 15:56:28,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 15:56:28,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 15:56:28,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 15:56:28,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 15:56:28,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 15:56:28,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 15:56:28,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 15:56:28,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 15:56:28,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 15:56:28,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 15:56:28,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 15:56:28,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 15:56:28,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 15:56:28,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 15:56:28,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 15:56:28,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 15:56:28,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 15:56:28,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 15:56:28,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 15:56:28,144 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 15:56:28,144 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 15:56:28,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 15:56:28,145 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 15:56:28,146 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 15:56:28,146 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 15:56:28,146 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 15:56:28,146 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 15:56:28,147 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 15:56:28,148 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 15:56:28,148 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 15:56:28,148 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 15:56:28,149 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 15:56:28,149 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 15:56:28,149 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 15:56:28,149 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 15:56:28,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 15:56:28,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 15:56:28,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 15:56:28,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 15:56:28,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 15:56:28,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 15:56:28,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 15:56:28,153 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 15:56:28,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 15:56:28,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 15:56:28,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 15:56:28,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:56:28,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 15:56:28,155 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 15:56:28,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 15:56:28,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 15:56:28,156 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 15:56:28,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 15:56:28,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 15:56:28,156 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 15:56:28,157 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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49be4ee23c057d32f8ac5e24c222fef6761d7999dc1116253007afd08a0c1660 [2022-11-16 15:56:28,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 15:56:28,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 15:56:28,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 15:56:28,508 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 15:56:28,509 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 15:56:28,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c [2022-11-16 15:56:28,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/81766117f/e2f70db34c644b2c9280ea30f1af01b2/FLAGcd4bcabe7 [2022-11-16 15:56:29,134 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 15:56:29,151 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c [2022-11-16 15:56:29,166 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/81766117f/e2f70db34c644b2c9280ea30f1af01b2/FLAGcd4bcabe7 [2022-11-16 15:56:29,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/81766117f/e2f70db34c644b2c9280ea30f1af01b2 [2022-11-16 15:56:29,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 15:56:29,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 15:56:29,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 15:56:29,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 15:56:29,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 15:56:29,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:56:29" (1/1) ... [2022-11-16 15:56:29,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@465f82e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:29, skipping insertion in model container [2022-11-16 15:56:29,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:56:29" (1/1) ... [2022-11-16 15:56:29,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 15:56:29,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 15:56:29,731 WARN L229 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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c[1107,1120] [2022-11-16 15:56:29,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:56:29,927 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 15:56:29,942 WARN L229 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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c[1107,1120] [2022-11-16 15:56:30,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:56:30,051 INFO L208 MainTranslator]: Completed translation [2022-11-16 15:56:30,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30 WrapperNode [2022-11-16 15:56:30,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 15:56:30,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 15:56:30,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 15:56:30,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 15:56:30,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,154 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 560 [2022-11-16 15:56:30,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 15:56:30,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 15:56:30,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 15:56:30,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 15:56:30,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,231 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 15:56:30,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 15:56:30,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 15:56:30,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 15:56:30,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (1/1) ... [2022-11-16 15:56:30,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:56:30,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:56:30,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 15:56:30,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 15:56:30,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 15:56:30,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 15:56:30,513 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 15:56:30,516 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 15:56:31,256 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 15:56:31,839 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 15:56:31,839 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 15:56:31,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:56:31 BoogieIcfgContainer [2022-11-16 15:56:31,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 15:56:31,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 15:56:31,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 15:56:31,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 15:56:31,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 03:56:29" (1/3) ... [2022-11-16 15:56:31,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f621c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:56:31, skipping insertion in model container [2022-11-16 15:56:31,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:30" (2/3) ... [2022-11-16 15:56:31,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f621c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:56:31, skipping insertion in model container [2022-11-16 15:56:31,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:56:31" (3/3) ... [2022-11-16 15:56:31,853 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_Vlunc.c [2022-11-16 15:56:31,874 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 15:56:31,874 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 15:56:31,929 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 15:56:31,936 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;@15937d3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 15:56:31,936 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 15:56:31,943 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:56:31,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 15:56:31,949 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:56:31,950 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-16 15:56:31,951 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 15:56:31,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:56:31,959 INFO L85 PathProgramCache]: Analyzing trace with hash 9331338, now seen corresponding path program 1 times [2022-11-16 15:56:31,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 15:56:31,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977685014] [2022-11-16 15:56:31,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:56:31,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 15:56:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 15:56:32,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 15:56:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 15:56:33,487 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-16 15:56:33,491 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 15:56:33,492 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 15:56:33,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 15:56:33,499 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-16 15:56:33,503 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 15:56:33,542 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 15:56:33,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 03:56:33 BoogieIcfgContainer [2022-11-16 15:56:33,565 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 15:56:33,567 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 15:56:33,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 15:56:33,567 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 15:56:33,568 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:56:31" (3/4) ... [2022-11-16 15:56:33,572 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 15:56:33,572 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 15:56:33,575 INFO L158 Benchmark]: Toolchain (without parser) took 4146.17ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 64.0MB in the beginning and 94.4MB in the end (delta: -30.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-11-16 15:56:33,575 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 15:56:33,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.57ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 72.7MB in the end (delta: -9.0MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-11-16 15:56:33,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.93ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 67.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 15:56:33,578 INFO L158 Benchmark]: Boogie Preprocessor took 78.27ms. Allocated memory is still 109.1MB. Free memory was 67.6MB in the beginning and 64.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 15:56:33,584 INFO L158 Benchmark]: RCFGBuilder took 1602.71ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 64.6MB in the beginning and 69.0MB in the end (delta: -4.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-11-16 15:56:33,585 INFO L158 Benchmark]: TraceAbstraction took 1719.94ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 67.9MB in the beginning and 95.5MB in the end (delta: -27.5MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2022-11-16 15:56:33,586 INFO L158 Benchmark]: Witness Printer took 6.44ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 95.5MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 15:56:33,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.57ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 72.7MB in the end (delta: -9.0MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.93ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 67.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.27ms. Allocated memory is still 109.1MB. Free memory was 67.6MB in the beginning and 64.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1602.71ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 64.6MB in the beginning and 69.0MB in the end (delta: -4.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1719.94ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 67.9MB in the beginning and 95.5MB in the end (delta: -27.5MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Witness Printer took 6.44ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 95.5MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 132, overapproximation of bitwiseComplement at line 206, overapproximation of bitwiseAnd at line 84. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L31] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 32); [L32] const SORT_9 msb_SORT_9 = (SORT_9)1 << (32 - 1); [L34] const SORT_1 var_6 = 0; [L35] const SORT_9 var_11 = 1; [L36] const SORT_1 var_28 = 1; [L37] const SORT_3 var_59 = 0; [L38] const SORT_3 var_62 = 27; [L39] const SORT_3 var_71 = 85; [L40] const SORT_3 var_74 = 67; [L41] const SORT_3 var_77 = 78; [L43] SORT_1 input_2; [L44] SORT_3 input_4; [L45] SORT_1 input_5; [L46] SORT_3 input_65; [L47] SORT_1 input_70; [L48] SORT_1 input_82; [L49] SORT_1 input_85; [L50] SORT_1 input_89; [L51] SORT_1 input_98; [L52] SORT_1 input_101; [L53] SORT_1 input_105; [L54] SORT_1 input_114; [L55] SORT_1 input_117; [L56] SORT_1 input_121; [L57] SORT_1 input_130; [L58] SORT_1 input_133; [L60] SORT_1 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_3 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L65] SORT_3 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L67] SORT_1 init_8_arg_1 = var_6; [L68] state_7 = init_8_arg_1 [L69] SORT_1 init_14_arg_1 = var_6; [L70] state_13 = init_14_arg_1 [L71] SORT_1 init_21_arg_1 = var_6; [L72] state_20 = init_21_arg_1 [L73] SORT_1 init_30_arg_1 = var_28; [L74] state_29 = init_30_arg_1 [L75] SORT_3 init_61_arg_1 = var_59; [L76] state_60 = init_61_arg_1 [L77] SORT_3 init_69_arg_1 = var_59; [L78] state_68 = init_69_arg_1 VAL [init_14_arg_1=0, init_21_arg_1=0, init_30_arg_1=1, init_61_arg_1=0, init_69_arg_1=0, init_8_arg_1=0, mask_SORT_1=1, mask_SORT_3=255, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_3=128, msb_SORT_9=2147483648, state_13=0, state_20=0, state_29=1, state_60=0, state_68=0, state_7=0, var_11=1, var_28=1, var_59=0, var_6=0, var_62=27, var_71=85, var_74=67, var_77=78] [L81] input_2 = __VERIFIER_nondet_uchar() [L82] input_4 = __VERIFIER_nondet_uchar() [L83] input_5 = __VERIFIER_nondet_uchar() [L84] input_5 = input_5 & mask_SORT_1 [L85] input_65 = __VERIFIER_nondet_uchar() [L86] input_70 = __VERIFIER_nondet_uchar() [L87] input_82 = __VERIFIER_nondet_uchar() [L88] input_85 = __VERIFIER_nondet_uchar() [L89] input_89 = __VERIFIER_nondet_uchar() [L90] input_98 = __VERIFIER_nondet_uchar() [L91] input_101 = __VERIFIER_nondet_uchar() [L92] input_105 = __VERIFIER_nondet_uchar() [L93] input_114 = __VERIFIER_nondet_uchar() [L94] input_117 = __VERIFIER_nondet_uchar() [L95] input_121 = __VERIFIER_nondet_uchar() [L96] input_130 = __VERIFIER_nondet_uchar() [L97] input_133 = __VERIFIER_nondet_uchar() [L100] SORT_1 var_10_arg_0 = state_7; [L101] var_10_arg_0 = var_10_arg_0 & mask_SORT_1 [L102] SORT_9 var_10 = var_10_arg_0; [L103] SORT_9 var_12_arg_0 = var_10; [L104] SORT_9 var_12_arg_1 = var_11; [L105] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L106] SORT_1 var_15_arg_0 = state_13; [L107] var_15_arg_0 = var_15_arg_0 & mask_SORT_1 [L108] SORT_9 var_15 = var_15_arg_0; [L109] SORT_9 var_16_arg_0 = var_15; [L110] SORT_9 var_16_arg_1 = var_11; [L111] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L112] SORT_1 var_17_arg_0 = var_12; [L113] SORT_1 var_17_arg_1 = var_16; [L114] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L115] SORT_1 var_18_arg_0 = state_7; [L116] var_18_arg_0 = var_18_arg_0 & mask_SORT_1 [L117] SORT_9 var_18 = var_18_arg_0; [L118] SORT_9 var_19_arg_0 = var_18; [L119] SORT_9 var_19_arg_1 = var_11; [L120] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L121] SORT_1 var_22_arg_0 = state_20; [L122] var_22_arg_0 = var_22_arg_0 & mask_SORT_1 [L123] SORT_9 var_22 = var_22_arg_0; [L124] SORT_9 var_23_arg_0 = var_22; [L125] SORT_9 var_23_arg_1 = var_11; [L126] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L127] SORT_1 var_24_arg_0 = var_19; [L128] SORT_1 var_24_arg_1 = var_23; [L129] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L130] SORT_1 var_25_arg_0 = var_17; [L131] SORT_1 var_25_arg_1 = var_24; [L132] SORT_1 var_25 = var_25_arg_0 | var_25_arg_1; [L133] SORT_1 var_26_arg_0 = state_7; [L134] var_26_arg_0 = var_26_arg_0 & mask_SORT_1 [L135] SORT_9 var_26 = var_26_arg_0; [L136] SORT_9 var_27_arg_0 = var_26; [L137] SORT_9 var_27_arg_1 = var_11; [L138] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L139] SORT_1 var_31_arg_0 = state_29; [L140] var_31_arg_0 = var_31_arg_0 & mask_SORT_1 [L141] SORT_9 var_31 = var_31_arg_0; [L142] SORT_9 var_32_arg_0 = var_31; [L143] SORT_9 var_32_arg_1 = var_11; [L144] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L145] SORT_1 var_33_arg_0 = var_27; [L146] SORT_1 var_33_arg_1 = var_32; [L147] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L148] SORT_1 var_34_arg_0 = var_25; [L149] SORT_1 var_34_arg_1 = var_33; [L150] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L151] SORT_1 var_35_arg_0 = state_13; [L152] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L153] SORT_9 var_35 = var_35_arg_0; [L154] SORT_9 var_36_arg_0 = var_35; [L155] SORT_9 var_36_arg_1 = var_11; [L156] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L157] SORT_1 var_37_arg_0 = state_20; [L158] var_37_arg_0 = var_37_arg_0 & mask_SORT_1 [L159] SORT_9 var_37 = var_37_arg_0; [L160] SORT_9 var_38_arg_0 = var_37; [L161] SORT_9 var_38_arg_1 = var_11; [L162] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L163] SORT_1 var_39_arg_0 = var_36; [L164] SORT_1 var_39_arg_1 = var_38; [L165] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L166] SORT_1 var_40_arg_0 = var_34; [L167] SORT_1 var_40_arg_1 = var_39; [L168] SORT_1 var_40 = var_40_arg_0 | var_40_arg_1; [L169] SORT_1 var_41_arg_0 = state_13; [L170] var_41_arg_0 = var_41_arg_0 & mask_SORT_1 [L171] SORT_9 var_41 = var_41_arg_0; [L172] SORT_9 var_42_arg_0 = var_41; [L173] SORT_9 var_42_arg_1 = var_11; [L174] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L175] SORT_1 var_43_arg_0 = state_29; [L176] var_43_arg_0 = var_43_arg_0 & mask_SORT_1 [L177] SORT_9 var_43 = var_43_arg_0; [L178] SORT_9 var_44_arg_0 = var_43; [L179] SORT_9 var_44_arg_1 = var_11; [L180] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L181] SORT_1 var_45_arg_0 = var_42; [L182] SORT_1 var_45_arg_1 = var_44; [L183] SORT_1 var_45 = var_45_arg_0 & var_45_arg_1; [L184] SORT_1 var_46_arg_0 = var_40; [L185] SORT_1 var_46_arg_1 = var_45; [L186] SORT_1 var_46 = var_46_arg_0 | var_46_arg_1; [L187] SORT_1 var_47_arg_0 = state_20; [L188] var_47_arg_0 = var_47_arg_0 & mask_SORT_1 [L189] SORT_9 var_47 = var_47_arg_0; [L190] SORT_9 var_48_arg_0 = var_47; [L191] SORT_9 var_48_arg_1 = var_11; [L192] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L193] SORT_1 var_49_arg_0 = state_29; [L194] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L195] SORT_9 var_49 = var_49_arg_0; [L196] SORT_9 var_50_arg_0 = var_49; [L197] SORT_9 var_50_arg_1 = var_11; [L198] SORT_1 var_50 = var_50_arg_0 == var_50_arg_1; [L199] SORT_1 var_51_arg_0 = var_48; [L200] SORT_1 var_51_arg_1 = var_50; [L201] SORT_1 var_51 = var_51_arg_0 & var_51_arg_1; [L202] SORT_1 var_52_arg_0 = var_46; [L203] SORT_1 var_52_arg_1 = var_51; [L204] SORT_1 var_52 = var_52_arg_0 | var_52_arg_1; [L205] SORT_1 var_53_arg_0 = var_52; [L206] SORT_1 var_53 = ~var_53_arg_0; [L207] SORT_1 var_56_arg_0 = var_53; [L208] SORT_1 var_56 = ~var_56_arg_0; [L209] SORT_1 var_57_arg_0 = var_28; [L210] SORT_1 var_57_arg_1 = var_56; [L211] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L212] var_57 = var_57 & mask_SORT_1 [L213] SORT_1 bad_58_arg_0 = var_57; [L214] CALL __VERIFIER_assert(!(bad_58_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: 1.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 15:56:33,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0 --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 49be4ee23c057d32f8ac5e24c222fef6761d7999dc1116253007afd08a0c1660 --- 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-e04fb08 [2022-11-16 15:56:35,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 15:56:35,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 15:56:35,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 15:56:35,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 15:56:35,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 15:56:35,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 15:56:35,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 15:56:35,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 15:56:35,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 15:56:35,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 15:56:35,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 15:56:35,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 15:56:35,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 15:56:35,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 15:56:35,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 15:56:35,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 15:56:35,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 15:56:35,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 15:56:35,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 15:56:35,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 15:56:35,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 15:56:35,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 15:56:35,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 15:56:35,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 15:56:35,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 15:56:35,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 15:56:35,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 15:56:35,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 15:56:35,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 15:56:35,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 15:56:35,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 15:56:35,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 15:56:35,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 15:56:35,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 15:56:35,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 15:56:35,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 15:56:35,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 15:56:35,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 15:56:35,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 15:56:35,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 15:56:35,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-16 15:56:36,010 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 15:56:36,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 15:56:36,016 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 15:56:36,016 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 15:56:36,017 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 15:56:36,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 15:56:36,018 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 15:56:36,019 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 15:56:36,019 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 15:56:36,019 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 15:56:36,020 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 15:56:36,021 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 15:56:36,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 15:56:36,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 15:56:36,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 15:56:36,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 15:56:36,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 15:56:36,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 15:56:36,035 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 15:56:36,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 15:56:36,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 15:56:36,036 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 15:56:36,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 15:56:36,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 15:56:36,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 15:56:36,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 15:56:36,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:56:36,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 15:56:36,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 15:56:36,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 15:56:36,039 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 15:56:36,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 15:56:36,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 15:56:36,040 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 15:56:36,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 15:56:36,041 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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49be4ee23c057d32f8ac5e24c222fef6761d7999dc1116253007afd08a0c1660 [2022-11-16 15:56:36,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 15:56:36,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 15:56:36,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 15:56:36,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 15:56:36,513 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 15:56:36,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c [2022-11-16 15:56:36,595 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/5ae7b68da/f657d1695b7041538741f00e0963ffac/FLAGb73ed214a [2022-11-16 15:56:37,222 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 15:56:37,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c [2022-11-16 15:56:37,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/5ae7b68da/f657d1695b7041538741f00e0963ffac/FLAGb73ed214a [2022-11-16 15:56:37,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/data/5ae7b68da/f657d1695b7041538741f00e0963ffac [2022-11-16 15:56:37,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 15:56:37,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 15:56:37,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 15:56:37,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 15:56:37,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 15:56:37,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:56:37" (1/1) ... [2022-11-16 15:56:37,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be119c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:37, skipping insertion in model container [2022-11-16 15:56:37,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:56:37" (1/1) ... [2022-11-16 15:56:37,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 15:56:37,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 15:56:37,751 WARN L229 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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c[1107,1120] [2022-11-16 15:56:37,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:56:37,906 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 15:56:37,917 WARN L229 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_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c[1107,1120] [2022-11-16 15:56:37,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:56:38,015 INFO L208 MainTranslator]: Completed translation [2022-11-16 15:56:38,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38 WrapperNode [2022-11-16 15:56:38,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 15:56:38,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 15:56:38,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 15:56:38,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 15:56:38,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,079 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 420 [2022-11-16 15:56:38,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 15:56:38,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 15:56:38,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 15:56:38,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 15:56:38,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,153 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 15:56:38,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 15:56:38,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 15:56:38,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 15:56:38,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (1/1) ... [2022-11-16 15:56:38,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:56:38,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:56:38,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 15:56:38,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 15:56:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 15:56:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 15:56:38,446 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 15:56:38,448 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 15:56:39,087 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 15:56:39,103 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 15:56:39,104 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 15:56:39,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:56:39 BoogieIcfgContainer [2022-11-16 15:56:39,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 15:56:39,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 15:56:39,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 15:56:39,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 15:56:39,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 03:56:37" (1/3) ... [2022-11-16 15:56:39,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44d3010b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:56:39, skipping insertion in model container [2022-11-16 15:56:39,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:56:38" (2/3) ... [2022-11-16 15:56:39,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44d3010b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:56:39, skipping insertion in model container [2022-11-16 15:56:39,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:56:39" (3/3) ... [2022-11-16 15:56:39,122 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_Vlunc.c [2022-11-16 15:56:39,141 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 15:56:39,141 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 15:56:39,203 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 15:56:39,209 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;@41d8fcc4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 15:56:39,209 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 15:56:39,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:56:39,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 15:56:39,219 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:56:39,220 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 15:56:39,220 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 15:56:39,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:56:39,226 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 15:56:39,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 15:56:39,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [222676541] [2022-11-16 15:56:39,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:56:39,240 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 15:56:39,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 15:56:39,247 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 15:56:39,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 15:56:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:56:39,444 WARN L261 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 15:56:39,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:56:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:56:40,139 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 15:56:40,140 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 15:56:40,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [222676541] [2022-11-16 15:56:40,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [222676541] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 15:56:40,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 15:56:40,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 15:56:40,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45805804] [2022-11-16 15:56:40,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 15:56:40,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 15:56:40,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 15:56:40,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 15:56:40,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 15:56:40,187 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:56:40,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 15:56:40,293 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 15:56:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 15:56:40,296 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-16 15:56:40,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 15:56:40,303 INFO L225 Difference]: With dead ends: 20 [2022-11-16 15:56:40,304 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 15:56:40,307 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 [2022-11-16 15:56:40,310 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 15:56:40,311 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] [2022-11-16 15:56:40,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 15:56:40,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 15:56:40,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:56:40,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 15:56:40,342 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 15:56:40,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 15:56:40,343 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 15:56:40,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:56:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 15:56:40,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 15:56:40,344 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:56:40,344 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 15:56:40,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/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)] Ended with exit code 0 [2022-11-16 15:56:40,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 15:56:40,557 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 15:56:40,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:56:40,558 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 15:56:40,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 15:56:40,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1005149196] [2022-11-16 15:56:40,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:56:40,560 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 15:56:40,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 15:56:40,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 15:56:40,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 15:56:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:56:40,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 126 conjunts are in the unsatisfiable core [2022-11-16 15:56:40,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:56:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:56:41,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 15:56:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:56:46,029 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 15:56:46,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1005149196] [2022-11-16 15:56:46,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1005149196] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 15:56:46,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [194487489] [2022-11-16 15:56:46,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:56:46,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 15:56:46,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 15:56:46,043 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 15:56:46,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-16 15:56:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:56:46,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 127 conjunts are in the unsatisfiable core [2022-11-16 15:56:46,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:56:47,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:56:47,113 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 15:56:50,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:56:50,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [194487489] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 15:56:50,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335325293] [2022-11-16 15:56:50,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:56:50,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:56:50,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:56:50,043 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 15:56:50,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 15:56:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:56:50,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 179 conjunts are in the unsatisfiable core [2022-11-16 15:56:50,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:56:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:56:51,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 15:57:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:57:00,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335325293] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 15:57:00,798 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-16 15:57:00,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5, 5, 6, 6] total 14 [2022-11-16 15:57:00,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387629627] [2022-11-16 15:57:00,800 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-16 15:57:00,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-16 15:57:00,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 15:57:00,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-16 15:57:00,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2022-11-16 15:57:00,802 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:57:00,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 15:57:00,975 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2022-11-16 15:57:00,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 15:57:00,976 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-16 15:57:00,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 15:57:00,977 INFO L225 Difference]: With dead ends: 14 [2022-11-16 15:57:00,977 INFO L226 Difference]: Without dead ends: 12 [2022-11-16 15:57:00,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 26 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=88, Invalid=152, Unknown=0, NotChecked=0, Total=240 [2022-11-16 15:57:00,979 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 15:57:00,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 13 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 6 Unchecked, 0.0s Time] [2022-11-16 15:57:00,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2022-11-16 15:57:00,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-11-16 15:57:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:57:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 15:57:00,983 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 15:57:00,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 15:57:00,983 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 15:57:00,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:57:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 15:57:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 15:57:00,984 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:57:00,985 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 15:57:00,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2022-11-16 15:57:01,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 15:57:01,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 15:57:01,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 15:57:01,590 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 15:57:01,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:57:01,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 15:57:01,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 15:57:01,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1590593997] [2022-11-16 15:57:01,592 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 15:57:01,592 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 15:57:01,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 15:57:01,594 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 15:57:01,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-16 15:57:01,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 15:57:01,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 15:57:01,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 174 conjunts are in the unsatisfiable core [2022-11-16 15:57:01,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:57:03,052 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:57:03,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 15:57:14,259 WARN L233 SmtUtils]: Spent 6.59s on a formula simplification. DAG size of input: 224 DAG size of output: 188 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 15:57:22,380 WARN L233 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 310 DAG size of output: 251 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 15:57:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:57:23,179 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 15:57:23,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1590593997] [2022-11-16 15:57:23,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1590593997] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 15:57:23,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2025363846] [2022-11-16 15:57:23,180 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 15:57:23,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 15:57:23,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 15:57:23,181 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 15:57:23,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2022-11-16 15:57:23,863 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 15:57:23,863 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 15:57:23,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 178 conjunts are in the unsatisfiable core [2022-11-16 15:57:23,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:57:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:57:24,717 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 15:57:48,911 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:57:48,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2025363846] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 15:57:48,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967328691] [2022-11-16 15:57:48,912 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 15:57:48,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:57:48,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:57:48,914 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 15:57:48,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-16 15:57:49,191 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 15:57:49,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 15:57:49,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 173 conjunts are in the unsatisfiable core [2022-11-16 15:57:49,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:57:50,068 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:57:50,069 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 15:58:17,476 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:58:17,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967328691] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 15:58:17,477 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-16 15:58:17,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 6, 6, 7, 7] total 21 [2022-11-16 15:58:17,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199929097] [2022-11-16 15:58:17,478 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-16 15:58:17,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-16 15:58:17,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 15:58:17,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-16 15:58:17,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=279, Unknown=8, NotChecked=0, Total=420 [2022-11-16 15:58:17,480 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 21 states, 21 states have (on average 2.0) internal successors, (42), 21 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:58:17,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 15:58:17,773 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-16 15:58:17,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-16 15:58:17,774 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 2.0) internal successors, (42), 21 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-16 15:58:17,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 15:58:17,775 INFO L225 Difference]: With dead ends: 17 [2022-11-16 15:58:17,775 INFO L226 Difference]: Without dead ends: 15 [2022-11-16 15:58:17,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 59.4s TimeCoverageRelationStatistics Valid=213, Invalid=429, Unknown=8, NotChecked=0, Total=650 [2022-11-16 15:58:17,777 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 7 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 15 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 15:58:17,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 24 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 15 Unchecked, 0.1s Time] [2022-11-16 15:58:17,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-16 15:58:17,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-16 15:58:17,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:58:17,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-16 15:58:17,783 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-16 15:58:17,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 15:58:17,783 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-16 15:58:17,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.0) internal successors, (42), 21 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:58:17,783 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-16 15:58:17,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 15:58:17,784 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:58:17,784 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-16 15:58:17,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-16 15:58:17,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2022-11-16 15:58:18,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-16 15:58:18,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:58:18,391 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 15:58:18,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:58:18,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-16 15:58:18,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 15:58:18,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [603298485] [2022-11-16 15:58:18,394 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 15:58:18,394 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 15:58:18,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 15:58:18,395 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 15:58:18,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-16 15:58:18,768 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-16 15:58:18,768 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 15:58:18,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 385 conjunts are in the unsatisfiable core [2022-11-16 15:58:18,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:58:26,559 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 15:58:26,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [603298485] [2022-11-16 15:58:26,560 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Maybe an infinite loop [2022-11-16 15:58:26,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [517545654] [2022-11-16 15:58:26,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 15:58:26,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 15:58:26,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 15:58:26,561 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 15:58:26,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2022-11-16 15:58:27,356 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-16 15:58:27,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 15:58:27,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 388 conjunts are in the unsatisfiable core [2022-11-16 15:58:27,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:58:34,585 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Maybe an infinite loop [2022-11-16 15:58:34,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472793409] [2022-11-16 15:58:34,585 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 15:58:34,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:58:34,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:58:34,587 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 15:58:34,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-16 15:58:34,947 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-16 15:58:34,948 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 15:58:34,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 378 conjunts are in the unsatisfiable core [2022-11-16 15:58:34,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:58:44,440 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Maybe an infinite loop [2022-11-16 15:58:44,440 INFO L184 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2022-11-16 15:58:44,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2022-11-16 15:58:44,440 ERROR L170 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2022-11-16 15:58:44,440 INFO L359 BasicCegarLoop]: Counterexample might be feasible [2022-11-16 15:58:44,446 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 15:58:44,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-11-16 15:58:44,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-16 15:58:44,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2022-11-16 15:58:45,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt [2022-11-16 15:58:45,059 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1] [2022-11-16 15:58:45,061 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 15:58:45,088 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 15:58:45,088 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 15:58:45,089 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 15:58:45,089 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 15:58:45,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 03:58:45 BoogieIcfgContainer [2022-11-16 15:58:45,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 15:58:45,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 15:58:45,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 15:58:45,127 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 15:58:45,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:56:39" (3/4) ... [2022-11-16 15:58:45,131 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 15:58:45,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 15:58:45,132 INFO L158 Benchmark]: Toolchain (without parser) took 127625.57ms. Allocated memory was 67.1MB in the beginning and 677.4MB in the end (delta: 610.3MB). Free memory was 48.8MB in the beginning and 319.4MB in the end (delta: -270.6MB). Peak memory consumption was 337.8MB. Max. memory is 16.1GB. [2022-11-16 15:58:45,132 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 15:58:45,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.46ms. Allocated memory is still 67.1MB. Free memory was 48.6MB in the beginning and 42.0MB in the end (delta: 6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 15:58:45,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.05ms. Allocated memory is still 67.1MB. Free memory was 42.0MB in the beginning and 38.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 15:58:45,133 INFO L158 Benchmark]: Boogie Preprocessor took 90.74ms. Allocated memory is still 67.1MB. Free memory was 38.1MB in the beginning and 35.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 15:58:45,134 INFO L158 Benchmark]: RCFGBuilder took 940.40ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 35.5MB in the beginning and 72.7MB in the end (delta: -37.2MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2022-11-16 15:58:45,134 INFO L158 Benchmark]: TraceAbstraction took 126012.79ms. Allocated memory was 94.4MB in the beginning and 677.4MB in the end (delta: 583.0MB). Free memory was 72.1MB in the beginning and 319.4MB in the end (delta: -247.3MB). Peak memory consumption was 418.1MB. Max. memory is 16.1GB. [2022-11-16 15:58:45,135 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 677.4MB. Free memory is still 319.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 15:58:45,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.46ms. Allocated memory is still 67.1MB. Free memory was 48.6MB in the beginning and 42.0MB in the end (delta: 6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.05ms. Allocated memory is still 67.1MB. Free memory was 42.0MB in the beginning and 38.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.74ms. Allocated memory is still 67.1MB. Free memory was 38.1MB in the beginning and 35.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 940.40ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 35.5MB in the beginning and 72.7MB in the end (delta: -37.2MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * TraceAbstraction took 126012.79ms. Allocated memory was 94.4MB in the beginning and 677.4MB in the end (delta: 583.0MB). Free memory was 72.1MB in the beginning and 319.4MB in the end (delta: -247.3MB). Peak memory consumption was 418.1MB. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 677.4MB. Free memory is still 319.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L31] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 32); [L32] const SORT_9 msb_SORT_9 = (SORT_9)1 << (32 - 1); [L34] const SORT_1 var_6 = 0; [L35] const SORT_9 var_11 = 1; [L36] const SORT_1 var_28 = 1; [L37] const SORT_3 var_59 = 0; [L38] const SORT_3 var_62 = 27; [L39] const SORT_3 var_71 = 85; [L40] const SORT_3 var_74 = 67; [L41] const SORT_3 var_77 = 78; [L43] SORT_1 input_2; [L44] SORT_3 input_4; [L45] SORT_1 input_5; [L46] SORT_3 input_65; [L47] SORT_1 input_70; [L48] SORT_1 input_82; [L49] SORT_1 input_85; [L50] SORT_1 input_89; [L51] SORT_1 input_98; [L52] SORT_1 input_101; [L53] SORT_1 input_105; [L54] SORT_1 input_114; [L55] SORT_1 input_117; [L56] SORT_1 input_121; [L57] SORT_1 input_130; [L58] SORT_1 input_133; [L60] SORT_1 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_3 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L65] SORT_3 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L67] SORT_1 init_8_arg_1 = var_6; [L68] state_7 = init_8_arg_1 [L69] SORT_1 init_14_arg_1 = var_6; [L70] state_13 = init_14_arg_1 [L71] SORT_1 init_21_arg_1 = var_6; [L72] state_20 = init_21_arg_1 [L73] SORT_1 init_30_arg_1 = var_28; [L74] state_29 = init_30_arg_1 [L75] SORT_3 init_61_arg_1 = var_59; [L76] state_60 = init_61_arg_1 [L77] SORT_3 init_69_arg_1 = var_59; [L78] state_68 = init_69_arg_1 [L81] input_2 = __VERIFIER_nondet_uchar() [L82] input_4 = __VERIFIER_nondet_uchar() [L83] input_5 = __VERIFIER_nondet_uchar() [L84] input_5 = input_5 & mask_SORT_1 [L85] input_65 = __VERIFIER_nondet_uchar() [L86] input_70 = __VERIFIER_nondet_uchar() [L87] input_82 = __VERIFIER_nondet_uchar() [L88] input_85 = __VERIFIER_nondet_uchar() [L89] input_89 = __VERIFIER_nondet_uchar() [L90] input_98 = __VERIFIER_nondet_uchar() [L91] input_101 = __VERIFIER_nondet_uchar() [L92] input_105 = __VERIFIER_nondet_uchar() [L93] input_114 = __VERIFIER_nondet_uchar() [L94] input_117 = __VERIFIER_nondet_uchar() [L95] input_121 = __VERIFIER_nondet_uchar() [L96] input_130 = __VERIFIER_nondet_uchar() [L97] input_133 = __VERIFIER_nondet_uchar() [L100] SORT_1 var_10_arg_0 = state_7; [L101] var_10_arg_0 = var_10_arg_0 & mask_SORT_1 [L102] SORT_9 var_10 = var_10_arg_0; [L103] SORT_9 var_12_arg_0 = var_10; [L104] SORT_9 var_12_arg_1 = var_11; [L105] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L106] SORT_1 var_15_arg_0 = state_13; [L107] var_15_arg_0 = var_15_arg_0 & mask_SORT_1 [L108] SORT_9 var_15 = var_15_arg_0; [L109] SORT_9 var_16_arg_0 = var_15; [L110] SORT_9 var_16_arg_1 = var_11; [L111] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L112] SORT_1 var_17_arg_0 = var_12; [L113] SORT_1 var_17_arg_1 = var_16; [L114] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L115] SORT_1 var_18_arg_0 = state_7; [L116] var_18_arg_0 = var_18_arg_0 & mask_SORT_1 [L117] SORT_9 var_18 = var_18_arg_0; [L118] SORT_9 var_19_arg_0 = var_18; [L119] SORT_9 var_19_arg_1 = var_11; [L120] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L121] SORT_1 var_22_arg_0 = state_20; [L122] var_22_arg_0 = var_22_arg_0 & mask_SORT_1 [L123] SORT_9 var_22 = var_22_arg_0; [L124] SORT_9 var_23_arg_0 = var_22; [L125] SORT_9 var_23_arg_1 = var_11; [L126] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L127] SORT_1 var_24_arg_0 = var_19; [L128] SORT_1 var_24_arg_1 = var_23; [L129] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L130] SORT_1 var_25_arg_0 = var_17; [L131] SORT_1 var_25_arg_1 = var_24; [L132] SORT_1 var_25 = var_25_arg_0 | var_25_arg_1; [L133] SORT_1 var_26_arg_0 = state_7; [L134] var_26_arg_0 = var_26_arg_0 & mask_SORT_1 [L135] SORT_9 var_26 = var_26_arg_0; [L136] SORT_9 var_27_arg_0 = var_26; [L137] SORT_9 var_27_arg_1 = var_11; [L138] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L139] SORT_1 var_31_arg_0 = state_29; [L140] var_31_arg_0 = var_31_arg_0 & mask_SORT_1 [L141] SORT_9 var_31 = var_31_arg_0; [L142] SORT_9 var_32_arg_0 = var_31; [L143] SORT_9 var_32_arg_1 = var_11; [L144] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L145] SORT_1 var_33_arg_0 = var_27; [L146] SORT_1 var_33_arg_1 = var_32; [L147] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L148] SORT_1 var_34_arg_0 = var_25; [L149] SORT_1 var_34_arg_1 = var_33; [L150] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L151] SORT_1 var_35_arg_0 = state_13; [L152] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L153] SORT_9 var_35 = var_35_arg_0; [L154] SORT_9 var_36_arg_0 = var_35; [L155] SORT_9 var_36_arg_1 = var_11; [L156] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L157] SORT_1 var_37_arg_0 = state_20; [L158] var_37_arg_0 = var_37_arg_0 & mask_SORT_1 [L159] SORT_9 var_37 = var_37_arg_0; [L160] SORT_9 var_38_arg_0 = var_37; [L161] SORT_9 var_38_arg_1 = var_11; [L162] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L163] SORT_1 var_39_arg_0 = var_36; [L164] SORT_1 var_39_arg_1 = var_38; [L165] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L166] SORT_1 var_40_arg_0 = var_34; [L167] SORT_1 var_40_arg_1 = var_39; [L168] SORT_1 var_40 = var_40_arg_0 | var_40_arg_1; [L169] SORT_1 var_41_arg_0 = state_13; [L170] var_41_arg_0 = var_41_arg_0 & mask_SORT_1 [L171] SORT_9 var_41 = var_41_arg_0; [L172] SORT_9 var_42_arg_0 = var_41; [L173] SORT_9 var_42_arg_1 = var_11; [L174] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L175] SORT_1 var_43_arg_0 = state_29; [L176] var_43_arg_0 = var_43_arg_0 & mask_SORT_1 [L177] SORT_9 var_43 = var_43_arg_0; [L178] SORT_9 var_44_arg_0 = var_43; [L179] SORT_9 var_44_arg_1 = var_11; [L180] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L181] SORT_1 var_45_arg_0 = var_42; [L182] SORT_1 var_45_arg_1 = var_44; [L183] SORT_1 var_45 = var_45_arg_0 & var_45_arg_1; [L184] SORT_1 var_46_arg_0 = var_40; [L185] SORT_1 var_46_arg_1 = var_45; [L186] SORT_1 var_46 = var_46_arg_0 | var_46_arg_1; [L187] SORT_1 var_47_arg_0 = state_20; [L188] var_47_arg_0 = var_47_arg_0 & mask_SORT_1 [L189] SORT_9 var_47 = var_47_arg_0; [L190] SORT_9 var_48_arg_0 = var_47; [L191] SORT_9 var_48_arg_1 = var_11; [L192] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L193] SORT_1 var_49_arg_0 = state_29; [L194] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L195] SORT_9 var_49 = var_49_arg_0; [L196] SORT_9 var_50_arg_0 = var_49; [L197] SORT_9 var_50_arg_1 = var_11; [L198] SORT_1 var_50 = var_50_arg_0 == var_50_arg_1; [L199] SORT_1 var_51_arg_0 = var_48; [L200] SORT_1 var_51_arg_1 = var_50; [L201] SORT_1 var_51 = var_51_arg_0 & var_51_arg_1; [L202] SORT_1 var_52_arg_0 = var_46; [L203] SORT_1 var_52_arg_1 = var_51; [L204] SORT_1 var_52 = var_52_arg_0 | var_52_arg_1; [L205] SORT_1 var_53_arg_0 = var_52; [L206] SORT_1 var_53 = ~var_53_arg_0; [L207] SORT_1 var_56_arg_0 = var_53; [L208] SORT_1 var_56 = ~var_56_arg_0; [L209] SORT_1 var_57_arg_0 = var_28; [L210] SORT_1 var_57_arg_1 = var_56; [L211] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L212] var_57 = var_57 & mask_SORT_1 [L213] SORT_1 bad_58_arg_0 = var_57; [L214] CALL __VERIFIER_assert(!(bad_58_arg_0)) [L20] COND FALSE !(!(cond)) [L214] RET __VERIFIER_assert(!(bad_58_arg_0)) [L216] SORT_3 var_63_arg_0 = state_60; [L217] SORT_3 var_63_arg_1 = var_62; [L218] SORT_1 var_63 = var_63_arg_0 == var_63_arg_1; [L219] SORT_3 var_78_arg_0 = state_68; [L220] SORT_3 var_78_arg_1 = var_77; [L221] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L222] SORT_3 var_75_arg_0 = state_68; [L223] SORT_3 var_75_arg_1 = var_74; [L224] SORT_1 var_75 = var_75_arg_0 == var_75_arg_1; [L225] SORT_1 var_79_arg_0 = var_78; [L226] SORT_1 var_79_arg_1 = var_75; [L227] SORT_1 var_79 = var_79_arg_0 | var_79_arg_1; [L228] var_79 = var_79 & mask_SORT_1 [L229] SORT_1 var_76_arg_0 = var_75; [L230] SORT_1 var_76_arg_1 = var_6; [L231] SORT_1 var_76_arg_2 = var_6; [L232] SORT_1 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L233] SORT_3 var_72_arg_0 = state_68; [L234] SORT_3 var_72_arg_1 = var_71; [L235] SORT_1 var_72 = var_72_arg_0 == var_72_arg_1; [L236] SORT_1 var_73_arg_0 = var_72; [L237] SORT_1 var_73_arg_1 = var_6; [L238] SORT_1 var_73_arg_2 = var_28; [L239] SORT_1 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L240] SORT_1 var_80_arg_0 = var_79; [L241] SORT_1 var_80_arg_1 = var_76; [L242] SORT_1 var_80_arg_2 = var_73; [L243] SORT_1 var_80 = var_80_arg_0 ? var_80_arg_1 : var_80_arg_2; [L244] SORT_1 var_81_arg_0 = var_63; [L245] SORT_1 var_81_arg_1 = var_80; [L246] SORT_1 var_81_arg_2 = input_70; [L247] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L248] SORT_1 var_83_arg_0 = input_5; [L249] SORT_1 var_83_arg_1 = input_82; [L250] SORT_1 var_83_arg_2 = var_81; [L251] SORT_1 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L252] SORT_1 var_84_arg_0 = var_63; [L253] SORT_1 var_84_arg_1 = var_83; [L254] SORT_1 var_84_arg_2 = state_7; [L255] SORT_1 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L256] SORT_1 var_86_arg_0 = input_5; [L257] SORT_1 var_86_arg_1 = input_85; [L258] SORT_1 var_86_arg_2 = var_84; [L259] SORT_1 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L260] SORT_1 var_87_arg_0 = input_5; [L261] SORT_1 var_87_arg_1 = var_6; [L262] SORT_1 var_87_arg_2 = var_86; [L263] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L264] SORT_1 next_88_arg_1 = var_87; [L265] SORT_3 var_94_arg_0 = state_68; [L266] SORT_3 var_94_arg_1 = var_77; [L267] SORT_1 var_94 = var_94_arg_0 == var_94_arg_1; [L268] SORT_3 var_92_arg_0 = state_68; [L269] SORT_3 var_92_arg_1 = var_74; [L270] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L271] SORT_1 var_95_arg_0 = var_94; [L272] SORT_1 var_95_arg_1 = var_92; [L273] SORT_1 var_95 = var_95_arg_0 | var_95_arg_1; [L274] var_95 = var_95 & mask_SORT_1 [L275] SORT_1 var_93_arg_0 = var_92; [L276] SORT_1 var_93_arg_1 = var_6; [L277] SORT_1 var_93_arg_2 = var_6; [L278] SORT_1 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L279] SORT_3 var_90_arg_0 = state_68; [L280] SORT_3 var_90_arg_1 = var_71; [L281] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L282] SORT_1 var_91_arg_0 = var_90; [L283] SORT_1 var_91_arg_1 = var_28; [L284] SORT_1 var_91_arg_2 = var_6; [L285] SORT_1 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L286] SORT_1 var_96_arg_0 = var_95; [L287] SORT_1 var_96_arg_1 = var_93; [L288] SORT_1 var_96_arg_2 = var_91; [L289] SORT_1 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L290] SORT_1 var_97_arg_0 = var_63; [L291] SORT_1 var_97_arg_1 = var_96; [L292] SORT_1 var_97_arg_2 = input_89; [L293] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L294] SORT_1 var_99_arg_0 = input_5; [L295] SORT_1 var_99_arg_1 = input_98; [L296] SORT_1 var_99_arg_2 = var_97; [L297] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L298] SORT_1 var_100_arg_0 = var_63; [L299] SORT_1 var_100_arg_1 = var_99; [L300] SORT_1 var_100_arg_2 = state_13; [L301] SORT_1 var_100 = var_100_arg_0 ? var_100_arg_1 : var_100_arg_2; [L302] SORT_1 var_102_arg_0 = input_5; [L303] SORT_1 var_102_arg_1 = input_101; [L304] SORT_1 var_102_arg_2 = var_100; [L305] SORT_1 var_102 = var_102_arg_0 ? var_102_arg_1 : var_102_arg_2; [L306] SORT_1 var_103_arg_0 = input_5; [L307] SORT_1 var_103_arg_1 = var_6; [L308] SORT_1 var_103_arg_2 = var_102; [L309] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L310] SORT_1 next_104_arg_1 = var_103; [L311] SORT_3 var_110_arg_0 = state_68; [L312] SORT_3 var_110_arg_1 = var_77; [L313] SORT_1 var_110 = var_110_arg_0 == var_110_arg_1; [L314] SORT_3 var_108_arg_0 = state_68; [L315] SORT_3 var_108_arg_1 = var_74; [L316] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L317] SORT_1 var_111_arg_0 = var_110; [L318] SORT_1 var_111_arg_1 = var_108; [L319] SORT_1 var_111 = var_111_arg_0 | var_111_arg_1; [L320] var_111 = var_111 & mask_SORT_1 [L321] SORT_1 var_109_arg_0 = var_108; [L322] SORT_1 var_109_arg_1 = var_28; [L323] SORT_1 var_109_arg_2 = var_6; [L324] SORT_1 var_109 = var_109_arg_0 ? var_109_arg_1 : var_109_arg_2; [L325] SORT_3 var_106_arg_0 = state_68; [L326] SORT_3 var_106_arg_1 = var_71; [L327] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L328] SORT_1 var_107_arg_0 = var_106; [L329] SORT_1 var_107_arg_1 = var_6; [L330] SORT_1 var_107_arg_2 = var_6; [L331] SORT_1 var_107 = var_107_arg_0 ? var_107_arg_1 : var_107_arg_2; [L332] SORT_1 var_112_arg_0 = var_111; [L333] SORT_1 var_112_arg_1 = var_109; [L334] SORT_1 var_112_arg_2 = var_107; [L335] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L336] SORT_1 var_113_arg_0 = var_63; [L337] SORT_1 var_113_arg_1 = var_112; [L338] SORT_1 var_113_arg_2 = input_105; [L339] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L340] SORT_1 var_115_arg_0 = input_5; [L341] SORT_1 var_115_arg_1 = input_114; [L342] SORT_1 var_115_arg_2 = var_113; [L343] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L344] SORT_1 var_116_arg_0 = var_63; [L345] SORT_1 var_116_arg_1 = var_115; [L346] SORT_1 var_116_arg_2 = state_20; [L347] SORT_1 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L348] SORT_1 var_118_arg_0 = input_5; [L349] SORT_1 var_118_arg_1 = input_117; [L350] SORT_1 var_118_arg_2 = var_116; [L351] SORT_1 var_118 = var_118_arg_0 ? var_118_arg_1 : var_118_arg_2; [L352] SORT_1 var_119_arg_0 = input_5; [L353] SORT_1 var_119_arg_1 = var_6; [L354] SORT_1 var_119_arg_2 = var_118; [L355] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L356] SORT_1 next_120_arg_1 = var_119; [L357] SORT_3 var_126_arg_0 = state_68; [L358] SORT_3 var_126_arg_1 = var_77; [L359] SORT_1 var_126 = var_126_arg_0 == var_126_arg_1; [L360] SORT_3 var_124_arg_0 = state_68; [L361] SORT_3 var_124_arg_1 = var_74; [L362] SORT_1 var_124 = var_124_arg_0 == var_124_arg_1; [L363] SORT_1 var_127_arg_0 = var_126; [L364] SORT_1 var_127_arg_1 = var_124; [L365] SORT_1 var_127 = var_127_arg_0 | var_127_arg_1; [L366] var_127 = var_127 & mask_SORT_1 [L367] SORT_1 var_125_arg_0 = var_124; [L368] SORT_1 var_125_arg_1 = var_6; [L369] SORT_1 var_125_arg_2 = var_28; [L370] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L371] SORT_3 var_122_arg_0 = state_68; [L372] SORT_3 var_122_arg_1 = var_71; [L373] SORT_1 var_122 = var_122_arg_0 == var_122_arg_1; [L374] SORT_1 var_123_arg_0 = var_122; [L375] SORT_1 var_123_arg_1 = var_6; [L376] SORT_1 var_123_arg_2 = var_6; [L377] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L378] SORT_1 var_128_arg_0 = var_127; [L379] SORT_1 var_128_arg_1 = var_125; [L380] SORT_1 var_128_arg_2 = var_123; [L381] SORT_1 var_128 = var_128_arg_0 ? var_128_arg_1 : var_128_arg_2; [L382] SORT_1 var_129_arg_0 = var_63; [L383] SORT_1 var_129_arg_1 = var_128; [L384] SORT_1 var_129_arg_2 = input_121; [L385] SORT_1 var_129 = var_129_arg_0 ? var_129_arg_1 : var_129_arg_2; [L386] SORT_1 var_131_arg_0 = input_5; [L387] SORT_1 var_131_arg_1 = input_130; [L388] SORT_1 var_131_arg_2 = var_129; [L389] SORT_1 var_131 = var_131_arg_0 ? var_131_arg_1 : var_131_arg_2; [L390] SORT_1 var_132_arg_0 = var_63; [L391] SORT_1 var_132_arg_1 = var_131; [L392] SORT_1 var_132_arg_2 = state_29; [L393] SORT_1 var_132 = var_132_arg_0 ? var_132_arg_1 : var_132_arg_2; [L394] SORT_1 var_134_arg_0 = input_5; [L395] SORT_1 var_134_arg_1 = input_133; [L396] SORT_1 var_134_arg_2 = var_132; [L397] SORT_1 var_134 = var_134_arg_0 ? var_134_arg_1 : var_134_arg_2; [L398] SORT_1 var_135_arg_0 = input_5; [L399] SORT_1 var_135_arg_1 = var_28; [L400] SORT_1 var_135_arg_2 = var_134; [L401] SORT_1 var_135 = var_135_arg_0 ? var_135_arg_1 : var_135_arg_2; [L402] SORT_1 next_136_arg_1 = var_135; [L403] SORT_1 var_137_arg_0 = input_5; [L404] SORT_3 var_137_arg_1 = var_59; [L405] SORT_3 var_137_arg_2 = state_68; [L406] SORT_3 var_137 = var_137_arg_0 ? var_137_arg_1 : var_137_arg_2; [L407] var_137 = var_137 & mask_SORT_3 [L408] SORT_3 next_138_arg_1 = var_137; [L409] SORT_1 var_139_arg_0 = input_5; [L410] SORT_3 var_139_arg_1 = var_59; [L411] SORT_3 var_139_arg_2 = input_4; [L412] SORT_3 var_139 = var_139_arg_0 ? var_139_arg_1 : var_139_arg_2; [L413] var_139 = var_139 & mask_SORT_3 [L414] SORT_3 next_140_arg_1 = var_139; [L416] state_7 = next_88_arg_1 [L417] state_13 = next_104_arg_1 [L418] state_20 = next_120_arg_1 [L419] state_29 = next_136_arg_1 [L420] state_60 = next_138_arg_1 [L421] state_68 = next_140_arg_1 [L81] input_2 = __VERIFIER_nondet_uchar() [L82] input_4 = __VERIFIER_nondet_uchar() [L83] input_5 = __VERIFIER_nondet_uchar() [L84] input_5 = input_5 & mask_SORT_1 [L85] input_65 = __VERIFIER_nondet_uchar() [L86] input_70 = __VERIFIER_nondet_uchar() [L87] input_82 = __VERIFIER_nondet_uchar() [L88] input_85 = __VERIFIER_nondet_uchar() [L89] input_89 = __VERIFIER_nondet_uchar() [L90] input_98 = __VERIFIER_nondet_uchar() [L91] input_101 = __VERIFIER_nondet_uchar() [L92] input_105 = __VERIFIER_nondet_uchar() [L93] input_114 = __VERIFIER_nondet_uchar() [L94] input_117 = __VERIFIER_nondet_uchar() [L95] input_121 = __VERIFIER_nondet_uchar() [L96] input_130 = __VERIFIER_nondet_uchar() [L97] input_133 = __VERIFIER_nondet_uchar() [L100] SORT_1 var_10_arg_0 = state_7; [L101] var_10_arg_0 = var_10_arg_0 & mask_SORT_1 [L102] SORT_9 var_10 = var_10_arg_0; [L103] SORT_9 var_12_arg_0 = var_10; [L104] SORT_9 var_12_arg_1 = var_11; [L105] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L106] SORT_1 var_15_arg_0 = state_13; [L107] var_15_arg_0 = var_15_arg_0 & mask_SORT_1 [L108] SORT_9 var_15 = var_15_arg_0; [L109] SORT_9 var_16_arg_0 = var_15; [L110] SORT_9 var_16_arg_1 = var_11; [L111] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L112] SORT_1 var_17_arg_0 = var_12; [L113] SORT_1 var_17_arg_1 = var_16; [L114] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L115] SORT_1 var_18_arg_0 = state_7; [L116] var_18_arg_0 = var_18_arg_0 & mask_SORT_1 [L117] SORT_9 var_18 = var_18_arg_0; [L118] SORT_9 var_19_arg_0 = var_18; [L119] SORT_9 var_19_arg_1 = var_11; [L120] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L121] SORT_1 var_22_arg_0 = state_20; [L122] var_22_arg_0 = var_22_arg_0 & mask_SORT_1 [L123] SORT_9 var_22 = var_22_arg_0; [L124] SORT_9 var_23_arg_0 = var_22; [L125] SORT_9 var_23_arg_1 = var_11; [L126] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L127] SORT_1 var_24_arg_0 = var_19; [L128] SORT_1 var_24_arg_1 = var_23; [L129] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L130] SORT_1 var_25_arg_0 = var_17; [L131] SORT_1 var_25_arg_1 = var_24; [L132] SORT_1 var_25 = var_25_arg_0 | var_25_arg_1; [L133] SORT_1 var_26_arg_0 = state_7; [L134] var_26_arg_0 = var_26_arg_0 & mask_SORT_1 [L135] SORT_9 var_26 = var_26_arg_0; [L136] SORT_9 var_27_arg_0 = var_26; [L137] SORT_9 var_27_arg_1 = var_11; [L138] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L139] SORT_1 var_31_arg_0 = state_29; [L140] var_31_arg_0 = var_31_arg_0 & mask_SORT_1 [L141] SORT_9 var_31 = var_31_arg_0; [L142] SORT_9 var_32_arg_0 = var_31; [L143] SORT_9 var_32_arg_1 = var_11; [L144] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L145] SORT_1 var_33_arg_0 = var_27; [L146] SORT_1 var_33_arg_1 = var_32; [L147] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L148] SORT_1 var_34_arg_0 = var_25; [L149] SORT_1 var_34_arg_1 = var_33; [L150] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L151] SORT_1 var_35_arg_0 = state_13; [L152] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L153] SORT_9 var_35 = var_35_arg_0; [L154] SORT_9 var_36_arg_0 = var_35; [L155] SORT_9 var_36_arg_1 = var_11; [L156] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L157] SORT_1 var_37_arg_0 = state_20; [L158] var_37_arg_0 = var_37_arg_0 & mask_SORT_1 [L159] SORT_9 var_37 = var_37_arg_0; [L160] SORT_9 var_38_arg_0 = var_37; [L161] SORT_9 var_38_arg_1 = var_11; [L162] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L163] SORT_1 var_39_arg_0 = var_36; [L164] SORT_1 var_39_arg_1 = var_38; [L165] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L166] SORT_1 var_40_arg_0 = var_34; [L167] SORT_1 var_40_arg_1 = var_39; [L168] SORT_1 var_40 = var_40_arg_0 | var_40_arg_1; [L169] SORT_1 var_41_arg_0 = state_13; [L170] var_41_arg_0 = var_41_arg_0 & mask_SORT_1 [L171] SORT_9 var_41 = var_41_arg_0; [L172] SORT_9 var_42_arg_0 = var_41; [L173] SORT_9 var_42_arg_1 = var_11; [L174] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L175] SORT_1 var_43_arg_0 = state_29; [L176] var_43_arg_0 = var_43_arg_0 & mask_SORT_1 [L177] SORT_9 var_43 = var_43_arg_0; [L178] SORT_9 var_44_arg_0 = var_43; [L179] SORT_9 var_44_arg_1 = var_11; [L180] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L181] SORT_1 var_45_arg_0 = var_42; [L182] SORT_1 var_45_arg_1 = var_44; [L183] SORT_1 var_45 = var_45_arg_0 & var_45_arg_1; [L184] SORT_1 var_46_arg_0 = var_40; [L185] SORT_1 var_46_arg_1 = var_45; [L186] SORT_1 var_46 = var_46_arg_0 | var_46_arg_1; [L187] SORT_1 var_47_arg_0 = state_20; [L188] var_47_arg_0 = var_47_arg_0 & mask_SORT_1 [L189] SORT_9 var_47 = var_47_arg_0; [L190] SORT_9 var_48_arg_0 = var_47; [L191] SORT_9 var_48_arg_1 = var_11; [L192] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L193] SORT_1 var_49_arg_0 = state_29; [L194] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L195] SORT_9 var_49 = var_49_arg_0; [L196] SORT_9 var_50_arg_0 = var_49; [L197] SORT_9 var_50_arg_1 = var_11; [L198] SORT_1 var_50 = var_50_arg_0 == var_50_arg_1; [L199] SORT_1 var_51_arg_0 = var_48; [L200] SORT_1 var_51_arg_1 = var_50; [L201] SORT_1 var_51 = var_51_arg_0 & var_51_arg_1; [L202] SORT_1 var_52_arg_0 = var_46; [L203] SORT_1 var_52_arg_1 = var_51; [L204] SORT_1 var_52 = var_52_arg_0 | var_52_arg_1; [L205] SORT_1 var_53_arg_0 = var_52; [L206] SORT_1 var_53 = ~var_53_arg_0; [L207] SORT_1 var_56_arg_0 = var_53; [L208] SORT_1 var_56 = ~var_56_arg_0; [L209] SORT_1 var_57_arg_0 = var_28; [L210] SORT_1 var_57_arg_1 = var_56; [L211] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L212] var_57 = var_57 & mask_SORT_1 [L213] SORT_1 bad_58_arg_0 = var_57; [L214] CALL __VERIFIER_assert(!(bad_58_arg_0)) [L20] COND FALSE !(!(cond)) [L214] RET __VERIFIER_assert(!(bad_58_arg_0)) [L216] SORT_3 var_63_arg_0 = state_60; [L217] SORT_3 var_63_arg_1 = var_62; [L218] SORT_1 var_63 = var_63_arg_0 == var_63_arg_1; [L219] SORT_3 var_78_arg_0 = state_68; [L220] SORT_3 var_78_arg_1 = var_77; [L221] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L222] SORT_3 var_75_arg_0 = state_68; [L223] SORT_3 var_75_arg_1 = var_74; [L224] SORT_1 var_75 = var_75_arg_0 == var_75_arg_1; [L225] SORT_1 var_79_arg_0 = var_78; [L226] SORT_1 var_79_arg_1 = var_75; [L227] SORT_1 var_79 = var_79_arg_0 | var_79_arg_1; [L228] var_79 = var_79 & mask_SORT_1 [L229] SORT_1 var_76_arg_0 = var_75; [L230] SORT_1 var_76_arg_1 = var_6; [L231] SORT_1 var_76_arg_2 = var_6; [L232] SORT_1 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L233] SORT_3 var_72_arg_0 = state_68; [L234] SORT_3 var_72_arg_1 = var_71; [L235] SORT_1 var_72 = var_72_arg_0 == var_72_arg_1; [L236] SORT_1 var_73_arg_0 = var_72; [L237] SORT_1 var_73_arg_1 = var_6; [L238] SORT_1 var_73_arg_2 = var_28; [L239] SORT_1 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L240] SORT_1 var_80_arg_0 = var_79; [L241] SORT_1 var_80_arg_1 = var_76; [L242] SORT_1 var_80_arg_2 = var_73; [L243] SORT_1 var_80 = var_80_arg_0 ? var_80_arg_1 : var_80_arg_2; [L244] SORT_1 var_81_arg_0 = var_63; [L245] SORT_1 var_81_arg_1 = var_80; [L246] SORT_1 var_81_arg_2 = input_70; [L247] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L248] SORT_1 var_83_arg_0 = input_5; [L249] SORT_1 var_83_arg_1 = input_82; [L250] SORT_1 var_83_arg_2 = var_81; [L251] SORT_1 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L252] SORT_1 var_84_arg_0 = var_63; [L253] SORT_1 var_84_arg_1 = var_83; [L254] SORT_1 var_84_arg_2 = state_7; [L255] SORT_1 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L256] SORT_1 var_86_arg_0 = input_5; [L257] SORT_1 var_86_arg_1 = input_85; [L258] SORT_1 var_86_arg_2 = var_84; [L259] SORT_1 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L260] SORT_1 var_87_arg_0 = input_5; [L261] SORT_1 var_87_arg_1 = var_6; [L262] SORT_1 var_87_arg_2 = var_86; [L263] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L264] SORT_1 next_88_arg_1 = var_87; [L265] SORT_3 var_94_arg_0 = state_68; [L266] SORT_3 var_94_arg_1 = var_77; [L267] SORT_1 var_94 = var_94_arg_0 == var_94_arg_1; [L268] SORT_3 var_92_arg_0 = state_68; [L269] SORT_3 var_92_arg_1 = var_74; [L270] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L271] SORT_1 var_95_arg_0 = var_94; [L272] SORT_1 var_95_arg_1 = var_92; [L273] SORT_1 var_95 = var_95_arg_0 | var_95_arg_1; [L274] var_95 = var_95 & mask_SORT_1 [L275] SORT_1 var_93_arg_0 = var_92; [L276] SORT_1 var_93_arg_1 = var_6; [L277] SORT_1 var_93_arg_2 = var_6; [L278] SORT_1 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L279] SORT_3 var_90_arg_0 = state_68; [L280] SORT_3 var_90_arg_1 = var_71; [L281] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L282] SORT_1 var_91_arg_0 = var_90; [L283] SORT_1 var_91_arg_1 = var_28; [L284] SORT_1 var_91_arg_2 = var_6; [L285] SORT_1 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L286] SORT_1 var_96_arg_0 = var_95; [L287] SORT_1 var_96_arg_1 = var_93; [L288] SORT_1 var_96_arg_2 = var_91; [L289] SORT_1 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L290] SORT_1 var_97_arg_0 = var_63; [L291] SORT_1 var_97_arg_1 = var_96; [L292] SORT_1 var_97_arg_2 = input_89; [L293] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L294] SORT_1 var_99_arg_0 = input_5; [L295] SORT_1 var_99_arg_1 = input_98; [L296] SORT_1 var_99_arg_2 = var_97; [L297] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L298] SORT_1 var_100_arg_0 = var_63; [L299] SORT_1 var_100_arg_1 = var_99; [L300] SORT_1 var_100_arg_2 = state_13; [L301] SORT_1 var_100 = var_100_arg_0 ? var_100_arg_1 : var_100_arg_2; [L302] SORT_1 var_102_arg_0 = input_5; [L303] SORT_1 var_102_arg_1 = input_101; [L304] SORT_1 var_102_arg_2 = var_100; [L305] SORT_1 var_102 = var_102_arg_0 ? var_102_arg_1 : var_102_arg_2; [L306] SORT_1 var_103_arg_0 = input_5; [L307] SORT_1 var_103_arg_1 = var_6; [L308] SORT_1 var_103_arg_2 = var_102; [L309] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L310] SORT_1 next_104_arg_1 = var_103; [L311] SORT_3 var_110_arg_0 = state_68; [L312] SORT_3 var_110_arg_1 = var_77; [L313] SORT_1 var_110 = var_110_arg_0 == var_110_arg_1; [L314] SORT_3 var_108_arg_0 = state_68; [L315] SORT_3 var_108_arg_1 = var_74; [L316] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L317] SORT_1 var_111_arg_0 = var_110; [L318] SORT_1 var_111_arg_1 = var_108; [L319] SORT_1 var_111 = var_111_arg_0 | var_111_arg_1; [L320] var_111 = var_111 & mask_SORT_1 [L321] SORT_1 var_109_arg_0 = var_108; [L322] SORT_1 var_109_arg_1 = var_28; [L323] SORT_1 var_109_arg_2 = var_6; [L324] SORT_1 var_109 = var_109_arg_0 ? var_109_arg_1 : var_109_arg_2; [L325] SORT_3 var_106_arg_0 = state_68; [L326] SORT_3 var_106_arg_1 = var_71; [L327] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L328] SORT_1 var_107_arg_0 = var_106; [L329] SORT_1 var_107_arg_1 = var_6; [L330] SORT_1 var_107_arg_2 = var_6; [L331] SORT_1 var_107 = var_107_arg_0 ? var_107_arg_1 : var_107_arg_2; [L332] SORT_1 var_112_arg_0 = var_111; [L333] SORT_1 var_112_arg_1 = var_109; [L334] SORT_1 var_112_arg_2 = var_107; [L335] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L336] SORT_1 var_113_arg_0 = var_63; [L337] SORT_1 var_113_arg_1 = var_112; [L338] SORT_1 var_113_arg_2 = input_105; [L339] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L340] SORT_1 var_115_arg_0 = input_5; [L341] SORT_1 var_115_arg_1 = input_114; [L342] SORT_1 var_115_arg_2 = var_113; [L343] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L344] SORT_1 var_116_arg_0 = var_63; [L345] SORT_1 var_116_arg_1 = var_115; [L346] SORT_1 var_116_arg_2 = state_20; [L347] SORT_1 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L348] SORT_1 var_118_arg_0 = input_5; [L349] SORT_1 var_118_arg_1 = input_117; [L350] SORT_1 var_118_arg_2 = var_116; [L351] SORT_1 var_118 = var_118_arg_0 ? var_118_arg_1 : var_118_arg_2; [L352] SORT_1 var_119_arg_0 = input_5; [L353] SORT_1 var_119_arg_1 = var_6; [L354] SORT_1 var_119_arg_2 = var_118; [L355] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L356] SORT_1 next_120_arg_1 = var_119; [L357] SORT_3 var_126_arg_0 = state_68; [L358] SORT_3 var_126_arg_1 = var_77; [L359] SORT_1 var_126 = var_126_arg_0 == var_126_arg_1; [L360] SORT_3 var_124_arg_0 = state_68; [L361] SORT_3 var_124_arg_1 = var_74; [L362] SORT_1 var_124 = var_124_arg_0 == var_124_arg_1; [L363] SORT_1 var_127_arg_0 = var_126; [L364] SORT_1 var_127_arg_1 = var_124; [L365] SORT_1 var_127 = var_127_arg_0 | var_127_arg_1; [L366] var_127 = var_127 & mask_SORT_1 [L367] SORT_1 var_125_arg_0 = var_124; [L368] SORT_1 var_125_arg_1 = var_6; [L369] SORT_1 var_125_arg_2 = var_28; [L370] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L371] SORT_3 var_122_arg_0 = state_68; [L372] SORT_3 var_122_arg_1 = var_71; [L373] SORT_1 var_122 = var_122_arg_0 == var_122_arg_1; [L374] SORT_1 var_123_arg_0 = var_122; [L375] SORT_1 var_123_arg_1 = var_6; [L376] SORT_1 var_123_arg_2 = var_6; [L377] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L378] SORT_1 var_128_arg_0 = var_127; [L379] SORT_1 var_128_arg_1 = var_125; [L380] SORT_1 var_128_arg_2 = var_123; [L381] SORT_1 var_128 = var_128_arg_0 ? var_128_arg_1 : var_128_arg_2; [L382] SORT_1 var_129_arg_0 = var_63; [L383] SORT_1 var_129_arg_1 = var_128; [L384] SORT_1 var_129_arg_2 = input_121; [L385] SORT_1 var_129 = var_129_arg_0 ? var_129_arg_1 : var_129_arg_2; [L386] SORT_1 var_131_arg_0 = input_5; [L387] SORT_1 var_131_arg_1 = input_130; [L388] SORT_1 var_131_arg_2 = var_129; [L389] SORT_1 var_131 = var_131_arg_0 ? var_131_arg_1 : var_131_arg_2; [L390] SORT_1 var_132_arg_0 = var_63; [L391] SORT_1 var_132_arg_1 = var_131; [L392] SORT_1 var_132_arg_2 = state_29; [L393] SORT_1 var_132 = var_132_arg_0 ? var_132_arg_1 : var_132_arg_2; [L394] SORT_1 var_134_arg_0 = input_5; [L395] SORT_1 var_134_arg_1 = input_133; [L396] SORT_1 var_134_arg_2 = var_132; [L397] SORT_1 var_134 = var_134_arg_0 ? var_134_arg_1 : var_134_arg_2; [L398] SORT_1 var_135_arg_0 = input_5; [L399] SORT_1 var_135_arg_1 = var_28; [L400] SORT_1 var_135_arg_2 = var_134; [L401] SORT_1 var_135 = var_135_arg_0 ? var_135_arg_1 : var_135_arg_2; [L402] SORT_1 next_136_arg_1 = var_135; [L403] SORT_1 var_137_arg_0 = input_5; [L404] SORT_3 var_137_arg_1 = var_59; [L405] SORT_3 var_137_arg_2 = state_68; [L406] SORT_3 var_137 = var_137_arg_0 ? var_137_arg_1 : var_137_arg_2; [L407] var_137 = var_137 & mask_SORT_3 [L408] SORT_3 next_138_arg_1 = var_137; [L409] SORT_1 var_139_arg_0 = input_5; [L410] SORT_3 var_139_arg_1 = var_59; [L411] SORT_3 var_139_arg_2 = input_4; [L412] SORT_3 var_139 = var_139_arg_0 ? var_139_arg_1 : var_139_arg_2; [L413] var_139 = var_139 & mask_SORT_3 [L414] SORT_3 next_140_arg_1 = var_139; [L416] state_7 = next_88_arg_1 [L417] state_13 = next_104_arg_1 [L418] state_20 = next_120_arg_1 [L419] state_29 = next_136_arg_1 [L420] state_60 = next_138_arg_1 [L421] state_68 = next_140_arg_1 [L81] input_2 = __VERIFIER_nondet_uchar() [L82] input_4 = __VERIFIER_nondet_uchar() [L83] input_5 = __VERIFIER_nondet_uchar() [L84] input_5 = input_5 & mask_SORT_1 [L85] input_65 = __VERIFIER_nondet_uchar() [L86] input_70 = __VERIFIER_nondet_uchar() [L87] input_82 = __VERIFIER_nondet_uchar() [L88] input_85 = __VERIFIER_nondet_uchar() [L89] input_89 = __VERIFIER_nondet_uchar() [L90] input_98 = __VERIFIER_nondet_uchar() [L91] input_101 = __VERIFIER_nondet_uchar() [L92] input_105 = __VERIFIER_nondet_uchar() [L93] input_114 = __VERIFIER_nondet_uchar() [L94] input_117 = __VERIFIER_nondet_uchar() [L95] input_121 = __VERIFIER_nondet_uchar() [L96] input_130 = __VERIFIER_nondet_uchar() [L97] input_133 = __VERIFIER_nondet_uchar() [L100] SORT_1 var_10_arg_0 = state_7; [L101] var_10_arg_0 = var_10_arg_0 & mask_SORT_1 [L102] SORT_9 var_10 = var_10_arg_0; [L103] SORT_9 var_12_arg_0 = var_10; [L104] SORT_9 var_12_arg_1 = var_11; [L105] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L106] SORT_1 var_15_arg_0 = state_13; [L107] var_15_arg_0 = var_15_arg_0 & mask_SORT_1 [L108] SORT_9 var_15 = var_15_arg_0; [L109] SORT_9 var_16_arg_0 = var_15; [L110] SORT_9 var_16_arg_1 = var_11; [L111] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L112] SORT_1 var_17_arg_0 = var_12; [L113] SORT_1 var_17_arg_1 = var_16; [L114] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L115] SORT_1 var_18_arg_0 = state_7; [L116] var_18_arg_0 = var_18_arg_0 & mask_SORT_1 [L117] SORT_9 var_18 = var_18_arg_0; [L118] SORT_9 var_19_arg_0 = var_18; [L119] SORT_9 var_19_arg_1 = var_11; [L120] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L121] SORT_1 var_22_arg_0 = state_20; [L122] var_22_arg_0 = var_22_arg_0 & mask_SORT_1 [L123] SORT_9 var_22 = var_22_arg_0; [L124] SORT_9 var_23_arg_0 = var_22; [L125] SORT_9 var_23_arg_1 = var_11; [L126] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L127] SORT_1 var_24_arg_0 = var_19; [L128] SORT_1 var_24_arg_1 = var_23; [L129] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L130] SORT_1 var_25_arg_0 = var_17; [L131] SORT_1 var_25_arg_1 = var_24; [L132] SORT_1 var_25 = var_25_arg_0 | var_25_arg_1; [L133] SORT_1 var_26_arg_0 = state_7; [L134] var_26_arg_0 = var_26_arg_0 & mask_SORT_1 [L135] SORT_9 var_26 = var_26_arg_0; [L136] SORT_9 var_27_arg_0 = var_26; [L137] SORT_9 var_27_arg_1 = var_11; [L138] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L139] SORT_1 var_31_arg_0 = state_29; [L140] var_31_arg_0 = var_31_arg_0 & mask_SORT_1 [L141] SORT_9 var_31 = var_31_arg_0; [L142] SORT_9 var_32_arg_0 = var_31; [L143] SORT_9 var_32_arg_1 = var_11; [L144] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L145] SORT_1 var_33_arg_0 = var_27; [L146] SORT_1 var_33_arg_1 = var_32; [L147] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L148] SORT_1 var_34_arg_0 = var_25; [L149] SORT_1 var_34_arg_1 = var_33; [L150] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L151] SORT_1 var_35_arg_0 = state_13; [L152] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L153] SORT_9 var_35 = var_35_arg_0; [L154] SORT_9 var_36_arg_0 = var_35; [L155] SORT_9 var_36_arg_1 = var_11; [L156] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L157] SORT_1 var_37_arg_0 = state_20; [L158] var_37_arg_0 = var_37_arg_0 & mask_SORT_1 [L159] SORT_9 var_37 = var_37_arg_0; [L160] SORT_9 var_38_arg_0 = var_37; [L161] SORT_9 var_38_arg_1 = var_11; [L162] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L163] SORT_1 var_39_arg_0 = var_36; [L164] SORT_1 var_39_arg_1 = var_38; [L165] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L166] SORT_1 var_40_arg_0 = var_34; [L167] SORT_1 var_40_arg_1 = var_39; [L168] SORT_1 var_40 = var_40_arg_0 | var_40_arg_1; [L169] SORT_1 var_41_arg_0 = state_13; [L170] var_41_arg_0 = var_41_arg_0 & mask_SORT_1 [L171] SORT_9 var_41 = var_41_arg_0; [L172] SORT_9 var_42_arg_0 = var_41; [L173] SORT_9 var_42_arg_1 = var_11; [L174] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L175] SORT_1 var_43_arg_0 = state_29; [L176] var_43_arg_0 = var_43_arg_0 & mask_SORT_1 [L177] SORT_9 var_43 = var_43_arg_0; [L178] SORT_9 var_44_arg_0 = var_43; [L179] SORT_9 var_44_arg_1 = var_11; [L180] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L181] SORT_1 var_45_arg_0 = var_42; [L182] SORT_1 var_45_arg_1 = var_44; [L183] SORT_1 var_45 = var_45_arg_0 & var_45_arg_1; [L184] SORT_1 var_46_arg_0 = var_40; [L185] SORT_1 var_46_arg_1 = var_45; [L186] SORT_1 var_46 = var_46_arg_0 | var_46_arg_1; [L187] SORT_1 var_47_arg_0 = state_20; [L188] var_47_arg_0 = var_47_arg_0 & mask_SORT_1 [L189] SORT_9 var_47 = var_47_arg_0; [L190] SORT_9 var_48_arg_0 = var_47; [L191] SORT_9 var_48_arg_1 = var_11; [L192] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L193] SORT_1 var_49_arg_0 = state_29; [L194] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L195] SORT_9 var_49 = var_49_arg_0; [L196] SORT_9 var_50_arg_0 = var_49; [L197] SORT_9 var_50_arg_1 = var_11; [L198] SORT_1 var_50 = var_50_arg_0 == var_50_arg_1; [L199] SORT_1 var_51_arg_0 = var_48; [L200] SORT_1 var_51_arg_1 = var_50; [L201] SORT_1 var_51 = var_51_arg_0 & var_51_arg_1; [L202] SORT_1 var_52_arg_0 = var_46; [L203] SORT_1 var_52_arg_1 = var_51; [L204] SORT_1 var_52 = var_52_arg_0 | var_52_arg_1; [L205] SORT_1 var_53_arg_0 = var_52; [L206] SORT_1 var_53 = ~var_53_arg_0; [L207] SORT_1 var_56_arg_0 = var_53; [L208] SORT_1 var_56 = ~var_56_arg_0; [L209] SORT_1 var_57_arg_0 = var_28; [L210] SORT_1 var_57_arg_1 = var_56; [L211] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L212] var_57 = var_57 & mask_SORT_1 [L213] SORT_1 bad_58_arg_0 = var_57; [L214] CALL __VERIFIER_assert(!(bad_58_arg_0)) [L20] COND FALSE !(!(cond)) [L214] RET __VERIFIER_assert(!(bad_58_arg_0)) [L216] SORT_3 var_63_arg_0 = state_60; [L217] SORT_3 var_63_arg_1 = var_62; [L218] SORT_1 var_63 = var_63_arg_0 == var_63_arg_1; [L219] SORT_3 var_78_arg_0 = state_68; [L220] SORT_3 var_78_arg_1 = var_77; [L221] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L222] SORT_3 var_75_arg_0 = state_68; [L223] SORT_3 var_75_arg_1 = var_74; [L224] SORT_1 var_75 = var_75_arg_0 == var_75_arg_1; [L225] SORT_1 var_79_arg_0 = var_78; [L226] SORT_1 var_79_arg_1 = var_75; [L227] SORT_1 var_79 = var_79_arg_0 | var_79_arg_1; [L228] var_79 = var_79 & mask_SORT_1 [L229] SORT_1 var_76_arg_0 = var_75; [L230] SORT_1 var_76_arg_1 = var_6; [L231] SORT_1 var_76_arg_2 = var_6; [L232] SORT_1 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L233] SORT_3 var_72_arg_0 = state_68; [L234] SORT_3 var_72_arg_1 = var_71; [L235] SORT_1 var_72 = var_72_arg_0 == var_72_arg_1; [L236] SORT_1 var_73_arg_0 = var_72; [L237] SORT_1 var_73_arg_1 = var_6; [L238] SORT_1 var_73_arg_2 = var_28; [L239] SORT_1 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L240] SORT_1 var_80_arg_0 = var_79; [L241] SORT_1 var_80_arg_1 = var_76; [L242] SORT_1 var_80_arg_2 = var_73; [L243] SORT_1 var_80 = var_80_arg_0 ? var_80_arg_1 : var_80_arg_2; [L244] SORT_1 var_81_arg_0 = var_63; [L245] SORT_1 var_81_arg_1 = var_80; [L246] SORT_1 var_81_arg_2 = input_70; [L247] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L248] SORT_1 var_83_arg_0 = input_5; [L249] SORT_1 var_83_arg_1 = input_82; [L250] SORT_1 var_83_arg_2 = var_81; [L251] SORT_1 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L252] SORT_1 var_84_arg_0 = var_63; [L253] SORT_1 var_84_arg_1 = var_83; [L254] SORT_1 var_84_arg_2 = state_7; [L255] SORT_1 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L256] SORT_1 var_86_arg_0 = input_5; [L257] SORT_1 var_86_arg_1 = input_85; [L258] SORT_1 var_86_arg_2 = var_84; [L259] SORT_1 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L260] SORT_1 var_87_arg_0 = input_5; [L261] SORT_1 var_87_arg_1 = var_6; [L262] SORT_1 var_87_arg_2 = var_86; [L263] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L264] SORT_1 next_88_arg_1 = var_87; [L265] SORT_3 var_94_arg_0 = state_68; [L266] SORT_3 var_94_arg_1 = var_77; [L267] SORT_1 var_94 = var_94_arg_0 == var_94_arg_1; [L268] SORT_3 var_92_arg_0 = state_68; [L269] SORT_3 var_92_arg_1 = var_74; [L270] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L271] SORT_1 var_95_arg_0 = var_94; [L272] SORT_1 var_95_arg_1 = var_92; [L273] SORT_1 var_95 = var_95_arg_0 | var_95_arg_1; [L274] var_95 = var_95 & mask_SORT_1 [L275] SORT_1 var_93_arg_0 = var_92; [L276] SORT_1 var_93_arg_1 = var_6; [L277] SORT_1 var_93_arg_2 = var_6; [L278] SORT_1 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L279] SORT_3 var_90_arg_0 = state_68; [L280] SORT_3 var_90_arg_1 = var_71; [L281] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L282] SORT_1 var_91_arg_0 = var_90; [L283] SORT_1 var_91_arg_1 = var_28; [L284] SORT_1 var_91_arg_2 = var_6; [L285] SORT_1 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L286] SORT_1 var_96_arg_0 = var_95; [L287] SORT_1 var_96_arg_1 = var_93; [L288] SORT_1 var_96_arg_2 = var_91; [L289] SORT_1 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L290] SORT_1 var_97_arg_0 = var_63; [L291] SORT_1 var_97_arg_1 = var_96; [L292] SORT_1 var_97_arg_2 = input_89; [L293] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L294] SORT_1 var_99_arg_0 = input_5; [L295] SORT_1 var_99_arg_1 = input_98; [L296] SORT_1 var_99_arg_2 = var_97; [L297] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L298] SORT_1 var_100_arg_0 = var_63; [L299] SORT_1 var_100_arg_1 = var_99; [L300] SORT_1 var_100_arg_2 = state_13; [L301] SORT_1 var_100 = var_100_arg_0 ? var_100_arg_1 : var_100_arg_2; [L302] SORT_1 var_102_arg_0 = input_5; [L303] SORT_1 var_102_arg_1 = input_101; [L304] SORT_1 var_102_arg_2 = var_100; [L305] SORT_1 var_102 = var_102_arg_0 ? var_102_arg_1 : var_102_arg_2; [L306] SORT_1 var_103_arg_0 = input_5; [L307] SORT_1 var_103_arg_1 = var_6; [L308] SORT_1 var_103_arg_2 = var_102; [L309] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L310] SORT_1 next_104_arg_1 = var_103; [L311] SORT_3 var_110_arg_0 = state_68; [L312] SORT_3 var_110_arg_1 = var_77; [L313] SORT_1 var_110 = var_110_arg_0 == var_110_arg_1; [L314] SORT_3 var_108_arg_0 = state_68; [L315] SORT_3 var_108_arg_1 = var_74; [L316] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L317] SORT_1 var_111_arg_0 = var_110; [L318] SORT_1 var_111_arg_1 = var_108; [L319] SORT_1 var_111 = var_111_arg_0 | var_111_arg_1; [L320] var_111 = var_111 & mask_SORT_1 [L321] SORT_1 var_109_arg_0 = var_108; [L322] SORT_1 var_109_arg_1 = var_28; [L323] SORT_1 var_109_arg_2 = var_6; [L324] SORT_1 var_109 = var_109_arg_0 ? var_109_arg_1 : var_109_arg_2; [L325] SORT_3 var_106_arg_0 = state_68; [L326] SORT_3 var_106_arg_1 = var_71; [L327] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L328] SORT_1 var_107_arg_0 = var_106; [L329] SORT_1 var_107_arg_1 = var_6; [L330] SORT_1 var_107_arg_2 = var_6; [L331] SORT_1 var_107 = var_107_arg_0 ? var_107_arg_1 : var_107_arg_2; [L332] SORT_1 var_112_arg_0 = var_111; [L333] SORT_1 var_112_arg_1 = var_109; [L334] SORT_1 var_112_arg_2 = var_107; [L335] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L336] SORT_1 var_113_arg_0 = var_63; [L337] SORT_1 var_113_arg_1 = var_112; [L338] SORT_1 var_113_arg_2 = input_105; [L339] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L340] SORT_1 var_115_arg_0 = input_5; [L341] SORT_1 var_115_arg_1 = input_114; [L342] SORT_1 var_115_arg_2 = var_113; [L343] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L344] SORT_1 var_116_arg_0 = var_63; [L345] SORT_1 var_116_arg_1 = var_115; [L346] SORT_1 var_116_arg_2 = state_20; [L347] SORT_1 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L348] SORT_1 var_118_arg_0 = input_5; [L349] SORT_1 var_118_arg_1 = input_117; [L350] SORT_1 var_118_arg_2 = var_116; [L351] SORT_1 var_118 = var_118_arg_0 ? var_118_arg_1 : var_118_arg_2; [L352] SORT_1 var_119_arg_0 = input_5; [L353] SORT_1 var_119_arg_1 = var_6; [L354] SORT_1 var_119_arg_2 = var_118; [L355] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L356] SORT_1 next_120_arg_1 = var_119; [L357] SORT_3 var_126_arg_0 = state_68; [L358] SORT_3 var_126_arg_1 = var_77; [L359] SORT_1 var_126 = var_126_arg_0 == var_126_arg_1; [L360] SORT_3 var_124_arg_0 = state_68; [L361] SORT_3 var_124_arg_1 = var_74; [L362] SORT_1 var_124 = var_124_arg_0 == var_124_arg_1; [L363] SORT_1 var_127_arg_0 = var_126; [L364] SORT_1 var_127_arg_1 = var_124; [L365] SORT_1 var_127 = var_127_arg_0 | var_127_arg_1; [L366] var_127 = var_127 & mask_SORT_1 [L367] SORT_1 var_125_arg_0 = var_124; [L368] SORT_1 var_125_arg_1 = var_6; [L369] SORT_1 var_125_arg_2 = var_28; [L370] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L371] SORT_3 var_122_arg_0 = state_68; [L372] SORT_3 var_122_arg_1 = var_71; [L373] SORT_1 var_122 = var_122_arg_0 == var_122_arg_1; [L374] SORT_1 var_123_arg_0 = var_122; [L375] SORT_1 var_123_arg_1 = var_6; [L376] SORT_1 var_123_arg_2 = var_6; [L377] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L378] SORT_1 var_128_arg_0 = var_127; [L379] SORT_1 var_128_arg_1 = var_125; [L380] SORT_1 var_128_arg_2 = var_123; [L381] SORT_1 var_128 = var_128_arg_0 ? var_128_arg_1 : var_128_arg_2; [L382] SORT_1 var_129_arg_0 = var_63; [L383] SORT_1 var_129_arg_1 = var_128; [L384] SORT_1 var_129_arg_2 = input_121; [L385] SORT_1 var_129 = var_129_arg_0 ? var_129_arg_1 : var_129_arg_2; [L386] SORT_1 var_131_arg_0 = input_5; [L387] SORT_1 var_131_arg_1 = input_130; [L388] SORT_1 var_131_arg_2 = var_129; [L389] SORT_1 var_131 = var_131_arg_0 ? var_131_arg_1 : var_131_arg_2; [L390] SORT_1 var_132_arg_0 = var_63; [L391] SORT_1 var_132_arg_1 = var_131; [L392] SORT_1 var_132_arg_2 = state_29; [L393] SORT_1 var_132 = var_132_arg_0 ? var_132_arg_1 : var_132_arg_2; [L394] SORT_1 var_134_arg_0 = input_5; [L395] SORT_1 var_134_arg_1 = input_133; [L396] SORT_1 var_134_arg_2 = var_132; [L397] SORT_1 var_134 = var_134_arg_0 ? var_134_arg_1 : var_134_arg_2; [L398] SORT_1 var_135_arg_0 = input_5; [L399] SORT_1 var_135_arg_1 = var_28; [L400] SORT_1 var_135_arg_2 = var_134; [L401] SORT_1 var_135 = var_135_arg_0 ? var_135_arg_1 : var_135_arg_2; [L402] SORT_1 next_136_arg_1 = var_135; [L403] SORT_1 var_137_arg_0 = input_5; [L404] SORT_3 var_137_arg_1 = var_59; [L405] SORT_3 var_137_arg_2 = state_68; [L406] SORT_3 var_137 = var_137_arg_0 ? var_137_arg_1 : var_137_arg_2; [L407] var_137 = var_137 & mask_SORT_3 [L408] SORT_3 next_138_arg_1 = var_137; [L409] SORT_1 var_139_arg_0 = input_5; [L410] SORT_3 var_139_arg_1 = var_59; [L411] SORT_3 var_139_arg_2 = input_4; [L412] SORT_3 var_139 = var_139_arg_0 ? var_139_arg_1 : var_139_arg_2; [L413] var_139 = var_139 & mask_SORT_3 [L414] SORT_3 next_140_arg_1 = var_139; [L416] state_7 = next_88_arg_1 [L417] state_13 = next_104_arg_1 [L418] state_20 = next_120_arg_1 [L419] state_29 = next_136_arg_1 [L420] state_60 = next_138_arg_1 [L421] state_68 = next_140_arg_1 [L81] input_2 = __VERIFIER_nondet_uchar() [L82] input_4 = __VERIFIER_nondet_uchar() [L83] input_5 = __VERIFIER_nondet_uchar() [L84] input_5 = input_5 & mask_SORT_1 [L85] input_65 = __VERIFIER_nondet_uchar() [L86] input_70 = __VERIFIER_nondet_uchar() [L87] input_82 = __VERIFIER_nondet_uchar() [L88] input_85 = __VERIFIER_nondet_uchar() [L89] input_89 = __VERIFIER_nondet_uchar() [L90] input_98 = __VERIFIER_nondet_uchar() [L91] input_101 = __VERIFIER_nondet_uchar() [L92] input_105 = __VERIFIER_nondet_uchar() [L93] input_114 = __VERIFIER_nondet_uchar() [L94] input_117 = __VERIFIER_nondet_uchar() [L95] input_121 = __VERIFIER_nondet_uchar() [L96] input_130 = __VERIFIER_nondet_uchar() [L97] input_133 = __VERIFIER_nondet_uchar() [L100] SORT_1 var_10_arg_0 = state_7; [L101] var_10_arg_0 = var_10_arg_0 & mask_SORT_1 [L102] SORT_9 var_10 = var_10_arg_0; [L103] SORT_9 var_12_arg_0 = var_10; [L104] SORT_9 var_12_arg_1 = var_11; [L105] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L106] SORT_1 var_15_arg_0 = state_13; [L107] var_15_arg_0 = var_15_arg_0 & mask_SORT_1 [L108] SORT_9 var_15 = var_15_arg_0; [L109] SORT_9 var_16_arg_0 = var_15; [L110] SORT_9 var_16_arg_1 = var_11; [L111] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L112] SORT_1 var_17_arg_0 = var_12; [L113] SORT_1 var_17_arg_1 = var_16; [L114] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L115] SORT_1 var_18_arg_0 = state_7; [L116] var_18_arg_0 = var_18_arg_0 & mask_SORT_1 [L117] SORT_9 var_18 = var_18_arg_0; [L118] SORT_9 var_19_arg_0 = var_18; [L119] SORT_9 var_19_arg_1 = var_11; [L120] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L121] SORT_1 var_22_arg_0 = state_20; [L122] var_22_arg_0 = var_22_arg_0 & mask_SORT_1 [L123] SORT_9 var_22 = var_22_arg_0; [L124] SORT_9 var_23_arg_0 = var_22; [L125] SORT_9 var_23_arg_1 = var_11; [L126] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L127] SORT_1 var_24_arg_0 = var_19; [L128] SORT_1 var_24_arg_1 = var_23; [L129] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L130] SORT_1 var_25_arg_0 = var_17; [L131] SORT_1 var_25_arg_1 = var_24; [L132] SORT_1 var_25 = var_25_arg_0 | var_25_arg_1; [L133] SORT_1 var_26_arg_0 = state_7; [L134] var_26_arg_0 = var_26_arg_0 & mask_SORT_1 [L135] SORT_9 var_26 = var_26_arg_0; [L136] SORT_9 var_27_arg_0 = var_26; [L137] SORT_9 var_27_arg_1 = var_11; [L138] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L139] SORT_1 var_31_arg_0 = state_29; [L140] var_31_arg_0 = var_31_arg_0 & mask_SORT_1 [L141] SORT_9 var_31 = var_31_arg_0; [L142] SORT_9 var_32_arg_0 = var_31; [L143] SORT_9 var_32_arg_1 = var_11; [L144] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L145] SORT_1 var_33_arg_0 = var_27; [L146] SORT_1 var_33_arg_1 = var_32; [L147] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L148] SORT_1 var_34_arg_0 = var_25; [L149] SORT_1 var_34_arg_1 = var_33; [L150] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L151] SORT_1 var_35_arg_0 = state_13; [L152] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L153] SORT_9 var_35 = var_35_arg_0; [L154] SORT_9 var_36_arg_0 = var_35; [L155] SORT_9 var_36_arg_1 = var_11; [L156] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L157] SORT_1 var_37_arg_0 = state_20; [L158] var_37_arg_0 = var_37_arg_0 & mask_SORT_1 [L159] SORT_9 var_37 = var_37_arg_0; [L160] SORT_9 var_38_arg_0 = var_37; [L161] SORT_9 var_38_arg_1 = var_11; [L162] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L163] SORT_1 var_39_arg_0 = var_36; [L164] SORT_1 var_39_arg_1 = var_38; [L165] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L166] SORT_1 var_40_arg_0 = var_34; [L167] SORT_1 var_40_arg_1 = var_39; [L168] SORT_1 var_40 = var_40_arg_0 | var_40_arg_1; [L169] SORT_1 var_41_arg_0 = state_13; [L170] var_41_arg_0 = var_41_arg_0 & mask_SORT_1 [L171] SORT_9 var_41 = var_41_arg_0; [L172] SORT_9 var_42_arg_0 = var_41; [L173] SORT_9 var_42_arg_1 = var_11; [L174] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L175] SORT_1 var_43_arg_0 = state_29; [L176] var_43_arg_0 = var_43_arg_0 & mask_SORT_1 [L177] SORT_9 var_43 = var_43_arg_0; [L178] SORT_9 var_44_arg_0 = var_43; [L179] SORT_9 var_44_arg_1 = var_11; [L180] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L181] SORT_1 var_45_arg_0 = var_42; [L182] SORT_1 var_45_arg_1 = var_44; [L183] SORT_1 var_45 = var_45_arg_0 & var_45_arg_1; [L184] SORT_1 var_46_arg_0 = var_40; [L185] SORT_1 var_46_arg_1 = var_45; [L186] SORT_1 var_46 = var_46_arg_0 | var_46_arg_1; [L187] SORT_1 var_47_arg_0 = state_20; [L188] var_47_arg_0 = var_47_arg_0 & mask_SORT_1 [L189] SORT_9 var_47 = var_47_arg_0; [L190] SORT_9 var_48_arg_0 = var_47; [L191] SORT_9 var_48_arg_1 = var_11; [L192] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L193] SORT_1 var_49_arg_0 = state_29; [L194] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L195] SORT_9 var_49 = var_49_arg_0; [L196] SORT_9 var_50_arg_0 = var_49; [L197] SORT_9 var_50_arg_1 = var_11; [L198] SORT_1 var_50 = var_50_arg_0 == var_50_arg_1; [L199] SORT_1 var_51_arg_0 = var_48; [L200] SORT_1 var_51_arg_1 = var_50; [L201] SORT_1 var_51 = var_51_arg_0 & var_51_arg_1; [L202] SORT_1 var_52_arg_0 = var_46; [L203] SORT_1 var_52_arg_1 = var_51; [L204] SORT_1 var_52 = var_52_arg_0 | var_52_arg_1; [L205] SORT_1 var_53_arg_0 = var_52; [L206] SORT_1 var_53 = ~var_53_arg_0; [L207] SORT_1 var_56_arg_0 = var_53; [L208] SORT_1 var_56 = ~var_56_arg_0; [L209] SORT_1 var_57_arg_0 = var_28; [L210] SORT_1 var_57_arg_1 = var_56; [L211] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L212] var_57 = var_57 & mask_SORT_1 [L213] SORT_1 bad_58_arg_0 = var_57; [L214] CALL __VERIFIER_assert(!(bad_58_arg_0)) [L20] COND TRUE !(cond) [L20] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 125.9s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 50 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 21 IncrementalHoareTripleChecker+Unchecked, 37 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 66 SyntacticMatches, 7 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 62.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=3, InterpolantAutomatonStates: 22, 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, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 102.3s InterpolantComputationTime, 76 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 106 ConstructedInterpolants, 39 QuantifiedInterpolants, 12887 SizeOfPredicates, 1104 NumberOfNonLiveVariables, 4709 ConjunctsInSsa, 1418 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 0/54 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 15:58:45,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_258c8cd0-5d27-4bea-bc1f-b6d51f8eb3d7/bin/utaipan-Xvt2sAort0/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 Writing output log to file Ultimate.log Result: UNKNOWN