./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba --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 a98e282f97a500bd5508bb46aaa1001023120ce878501f3889727b27d17dfa18 --- 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-b5237d8 [2022-11-22 02:21:06,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:21:06,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:21:06,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:21:06,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:21:06,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:21:06,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:21:06,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:21:06,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:21:06,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:21:06,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:21:06,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:21:06,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:21:06,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:21:06,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:21:06,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:21:06,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:21:06,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:21:06,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:21:06,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:21:06,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:21:06,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:21:06,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:21:06,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:21:06,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:21:06,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:21:06,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:21:06,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:21:06,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:21:06,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:21:06,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:21:06,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:21:06,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:21:06,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:21:06,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:21:06,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:21:06,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:21:06,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:21:06,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:21:06,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:21:06,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:21:06,455 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:21:06,482 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:21:06,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:21:06,483 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:21:06,483 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:21:06,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:21:06,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:21:06,484 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:21:06,484 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:21:06,484 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:21:06,484 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:21:06,485 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:21:06,485 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:21:06,485 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:21:06,485 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:21:06,485 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:21:06,486 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:21:06,486 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:21:06,486 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:21:06,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:21:06,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:21:06,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:21:06,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:21:06,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:21:06,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:21:06,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:21:06,488 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:21:06,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:21:06,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:21:06,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:21:06,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:06,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:21:06,489 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:21:06,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:21:06,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:21:06,490 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:21:06,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:21:06,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:21:06,490 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:21:06,490 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_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a98e282f97a500bd5508bb46aaa1001023120ce878501f3889727b27d17dfa18 [2022-11-22 02:21:06,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:21:06,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:21:06,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:21:06,901 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:21:06,901 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:21:06,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c [2022-11-22 02:21:10,138 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:21:10,459 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:21:10,460 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c [2022-11-22 02:21:10,471 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data/490dc3362/6bcf3ccf007d49089b5b4af290b18c1e/FLAG681471f8d [2022-11-22 02:21:10,487 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data/490dc3362/6bcf3ccf007d49089b5b4af290b18c1e [2022-11-22 02:21:10,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:21:10,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:21:10,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:10,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:21:10,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:21:10,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:10" (1/1) ... [2022-11-22 02:21:10,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fd5bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:10, skipping insertion in model container [2022-11-22 02:21:10,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:10" (1/1) ... [2022-11-22 02:21:10,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:21:10,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:21:10,795 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c[1107,1120] [2022-11-22 02:21:11,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:21:11,022 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:21:11,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c[1107,1120] [2022-11-22 02:21:11,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:21:11,204 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:21:11,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11 WrapperNode [2022-11-22 02:21:11,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:11,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:21:11,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:21:11,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:21:11,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,314 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 919 [2022-11-22 02:21:11,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:21:11,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:21:11,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:21:11,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:21:11,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,426 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:21:11,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:21:11,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:21:11,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:21:11,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (1/1) ... [2022-11-22 02:21:11,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:11,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:21:11,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:21:11,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:21:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:21:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:21:11,879 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:21:11,881 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:21:19,356 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:21:19,404 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:21:19,404 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 02:21:19,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:21:19 BoogieIcfgContainer [2022-11-22 02:21:19,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:21:19,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:21:19,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:21:19,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:21:19,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:21:10" (1/3) ... [2022-11-22 02:21:19,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a6c359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:21:19, skipping insertion in model container [2022-11-22 02:21:19,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:11" (2/3) ... [2022-11-22 02:21:19,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a6c359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:21:19, skipping insertion in model container [2022-11-22 02:21:19,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:21:19" (3/3) ... [2022-11-22 02:21:19,417 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.itc99_b13.c [2022-11-22 02:21:19,435 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:21:19,435 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:21:19,492 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:21:19,499 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;@42419bfe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:21:19,499 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:21:19,505 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) [2022-11-22 02:21:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-22 02:21:19,518 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:21:19,519 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-22 02:21:19,520 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:21:19,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:21:19,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2022-11-22 02:21:19,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:21:19,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533545188] [2022-11-22 02:21:19,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:19,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:21:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:21:24,104 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 02:21:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:21:27,718 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 02:21:27,720 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 02:21:27,722 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 02:21:27,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:21:27,729 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-22 02:21:27,735 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 02:21:27,814 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-22 02:21:27,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:21:27 BoogieIcfgContainer [2022-11-22 02:21:27,848 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 02:21:27,850 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 02:21:27,851 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 02:21:27,851 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 02:21:27,853 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:21:19" (3/4) ... [2022-11-22 02:21:27,857 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-22 02:21:27,857 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 02:21:27,863 INFO L158 Benchmark]: Toolchain (without parser) took 17370.86ms. Allocated memory was 172.0MB in the beginning and 436.2MB in the end (delta: 264.2MB). Free memory was 141.1MB in the beginning and 231.9MB in the end (delta: -90.9MB). Peak memory consumption was 173.2MB. Max. memory is 16.1GB. [2022-11-22 02:21:27,863 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:21:27,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 713.06ms. Allocated memory is still 172.0MB. Free memory was 141.1MB in the beginning and 117.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-22 02:21:27,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.36ms. Allocated memory is still 172.0MB. Free memory was 117.1MB in the beginning and 108.6MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-22 02:21:27,867 INFO L158 Benchmark]: Boogie Preprocessor took 146.38ms. Allocated memory is still 172.0MB. Free memory was 108.6MB in the beginning and 103.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-22 02:21:27,872 INFO L158 Benchmark]: RCFGBuilder took 7944.42ms. Allocated memory was 172.0MB in the beginning and 362.8MB in the end (delta: 190.8MB). Free memory was 103.5MB in the beginning and 179.5MB in the end (delta: -76.0MB). Peak memory consumption was 195.0MB. Max. memory is 16.1GB. [2022-11-22 02:21:27,874 INFO L158 Benchmark]: TraceAbstraction took 8439.29ms. Allocated memory was 362.8MB in the beginning and 436.2MB in the end (delta: 73.4MB). Free memory was 179.5MB in the beginning and 233.0MB in the end (delta: -53.5MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. [2022-11-22 02:21:27,875 INFO L158 Benchmark]: Witness Printer took 7.57ms. Allocated memory is still 436.2MB. Free memory was 233.0MB in the beginning and 231.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:21:27,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 713.06ms. Allocated memory is still 172.0MB. Free memory was 141.1MB in the beginning and 117.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.36ms. Allocated memory is still 172.0MB. Free memory was 117.1MB in the beginning and 108.6MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.38ms. Allocated memory is still 172.0MB. Free memory was 108.6MB in the beginning and 103.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7944.42ms. Allocated memory was 172.0MB in the beginning and 362.8MB in the end (delta: 190.8MB). Free memory was 103.5MB in the beginning and 179.5MB in the end (delta: -76.0MB). Peak memory consumption was 195.0MB. Max. memory is 16.1GB. * TraceAbstraction took 8439.29ms. Allocated memory was 362.8MB in the beginning and 436.2MB in the end (delta: 73.4MB). Free memory was 179.5MB in the beginning and 233.0MB in the end (delta: -53.5MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. * Witness Printer took 7.57ms. Allocated memory is still 436.2MB. Free memory was 233.0MB in the beginning and 231.9MB in the end (delta: 1.0MB). 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 bitwiseComplement at line 179, overapproximation of bitwiseOr at line 188, overapproximation of bitwiseAnd at line 173. 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_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L32] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L34] const SORT_20 mask_SORT_20 = (SORT_20)-1 >> (sizeof(SORT_20) * 8 - 4); [L35] const SORT_20 msb_SORT_20 = (SORT_20)1 << (4 - 1); [L37] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 10); [L38] const SORT_29 msb_SORT_29 = (SORT_29)1 << (10 - 1); [L40] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 2); [L41] const SORT_33 msb_SORT_33 = (SORT_33)1 << (2 - 1); [L43] const SORT_1 var_7 = 0; [L44] const SORT_10 var_12 = 1; [L45] const SORT_20 var_21 = 0; [L46] const SORT_10 var_26 = 0; [L47] const SORT_29 var_30 = 0; [L48] const SORT_1 var_122 = 1; [L49] const SORT_20 var_126 = 1; [L50] const SORT_3 var_183 = 0; [L51] const SORT_10 var_254 = 104; [L53] SORT_1 input_2; [L54] SORT_3 input_4; [L55] SORT_1 input_5; [L56] SORT_1 input_6; [L57] SORT_1 input_201; [L58] SORT_1 input_228; [L59] SORT_1 input_234; [L60] SORT_1 input_235; [L61] SORT_29 input_249; [L62] SORT_1 input_262; [L63] SORT_1 input_270; [L64] SORT_1 input_278; [L65] SORT_1 input_284; [L66] SORT_1 input_289; [L67] SORT_1 input_290; [L68] SORT_1 input_291; [L69] SORT_1 input_300; [L70] SORT_1 input_301; [L71] SORT_1 input_302; [L72] SORT_3 input_323; [L73] SORT_1 input_330; [L74] SORT_1 input_336; [L76] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] SORT_20 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_20; [L79] SORT_29 state_31 = __VERIFIER_nondet_ushort() & mask_SORT_29; [L80] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] SORT_20 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_20; [L83] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] SORT_1 state_100 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] SORT_1 state_123 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] SORT_1 state_130 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] SORT_1 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_1 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] SORT_1 state_153 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] SORT_1 state_166 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] SORT_1 state_177 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] SORT_3 state_184 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L96] SORT_1 state_197 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] SORT_1 state_199 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] SORT_1 state_203 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] SORT_1 init_9_arg_1 = var_7; [L101] state_8 = init_9_arg_1 [L102] SORT_1 init_16_arg_1 = var_7; [L103] state_15 = init_16_arg_1 [L104] SORT_20 init_23_arg_1 = var_21; [L105] state_22 = init_23_arg_1 [L106] SORT_29 init_32_arg_1 = var_30; [L107] state_31 = init_32_arg_1 [L108] SORT_1 init_39_arg_1 = var_7; [L109] state_38 = init_39_arg_1 [L110] SORT_1 init_44_arg_1 = var_7; [L111] state_43 = init_44_arg_1 [L112] SORT_20 init_50_arg_1 = var_21; [L113] state_49 = init_50_arg_1 [L114] SORT_1 init_61_arg_1 = var_7; [L115] state_60 = init_61_arg_1 [L116] SORT_1 init_65_arg_1 = var_7; [L117] state_64 = init_65_arg_1 [L118] SORT_1 init_73_arg_1 = var_7; [L119] state_72 = init_73_arg_1 [L120] SORT_1 init_87_arg_1 = var_7; [L121] state_86 = init_87_arg_1 [L122] SORT_1 init_101_arg_1 = var_7; [L123] state_100 = init_101_arg_1 [L124] SORT_1 init_124_arg_1 = var_122; [L125] state_123 = init_124_arg_1 [L126] SORT_1 init_131_arg_1 = var_7; [L127] state_130 = init_131_arg_1 [L128] SORT_1 init_136_arg_1 = var_7; [L129] state_135 = init_136_arg_1 [L130] SORT_1 init_142_arg_1 = var_7; [L131] state_141 = init_142_arg_1 [L132] SORT_1 init_154_arg_1 = var_7; [L133] state_153 = init_154_arg_1 [L134] SORT_1 init_167_arg_1 = var_7; [L135] state_166 = init_167_arg_1 [L136] SORT_1 init_178_arg_1 = var_7; [L137] state_177 = init_178_arg_1 [L138] SORT_3 init_185_arg_1 = var_183; [L139] state_184 = init_185_arg_1 [L140] SORT_1 init_198_arg_1 = var_7; [L141] state_197 = init_198_arg_1 [L142] SORT_1 init_200_arg_1 = var_7; [L143] state_199 = init_200_arg_1 [L144] SORT_1 init_204_arg_1 = var_7; [L145] state_203 = init_204_arg_1 VAL [init_101_arg_1=0, init_124_arg_1=1, init_131_arg_1=0, init_136_arg_1=0, init_142_arg_1=0, init_154_arg_1=0, init_167_arg_1=0, init_16_arg_1=0, init_178_arg_1=0, init_185_arg_1=0, init_198_arg_1=0, init_200_arg_1=0, init_204_arg_1=0, init_23_arg_1=0, init_32_arg_1=0, init_39_arg_1=0, init_44_arg_1=0, init_50_arg_1=0, init_61_arg_1=0, init_65_arg_1=0, init_73_arg_1=0, init_87_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_10=4294967295, mask_SORT_20=15, mask_SORT_29=1023, mask_SORT_3=255, mask_SORT_33=3, msb_SORT_1=1, msb_SORT_10=2147483648, msb_SORT_20=8, msb_SORT_29=512, msb_SORT_3=128, msb_SORT_33=2, state_100=0, state_123=1, state_130=0, state_135=0, state_141=0, state_15=0, state_153=0, state_166=0, state_177=0, state_184=0, state_197=0, state_199=0, state_203=0, state_22=0, state_31=0, state_38=0, state_43=0, state_49=0, state_60=0, state_64=0, state_72=0, state_8=0, state_86=0, var_12=1, var_122=1, var_126=1, var_183=0, var_21=0, var_254=104, var_26=0, var_30=0, var_7=0] [L148] input_2 = __VERIFIER_nondet_uchar() [L149] input_4 = __VERIFIER_nondet_uchar() [L150] input_5 = __VERIFIER_nondet_uchar() [L151] input_6 = __VERIFIER_nondet_uchar() [L152] input_201 = __VERIFIER_nondet_uchar() [L153] input_228 = __VERIFIER_nondet_uchar() [L154] input_234 = __VERIFIER_nondet_uchar() [L155] input_235 = __VERIFIER_nondet_uchar() [L156] input_249 = __VERIFIER_nondet_ushort() [L157] input_262 = __VERIFIER_nondet_uchar() [L158] input_270 = __VERIFIER_nondet_uchar() [L159] input_278 = __VERIFIER_nondet_uchar() [L160] input_284 = __VERIFIER_nondet_uchar() [L161] input_289 = __VERIFIER_nondet_uchar() [L162] input_290 = __VERIFIER_nondet_uchar() [L163] input_291 = __VERIFIER_nondet_uchar() [L164] input_300 = __VERIFIER_nondet_uchar() [L165] input_301 = __VERIFIER_nondet_uchar() [L166] input_302 = __VERIFIER_nondet_uchar() [L167] input_323 = __VERIFIER_nondet_uchar() [L168] input_330 = __VERIFIER_nondet_uchar() [L169] input_336 = __VERIFIER_nondet_uchar() [L172] SORT_1 var_11_arg_0 = state_8; [L173] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L174] SORT_10 var_11 = var_11_arg_0; [L175] SORT_10 var_13_arg_0 = var_11; [L176] SORT_10 var_13_arg_1 = var_12; [L177] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L178] SORT_1 var_14_arg_0 = var_13; [L179] SORT_1 var_14 = ~var_14_arg_0; [L180] SORT_1 var_17_arg_0 = state_15; [L181] var_17_arg_0 = var_17_arg_0 & mask_SORT_1 [L182] SORT_10 var_17 = var_17_arg_0; [L183] SORT_10 var_18_arg_0 = var_17; [L184] SORT_10 var_18_arg_1 = var_12; [L185] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L186] SORT_1 var_19_arg_0 = var_14; [L187] SORT_1 var_19_arg_1 = var_18; [L188] SORT_1 var_19 = var_19_arg_0 | var_19_arg_1; [L189] SORT_20 var_24_arg_0 = state_22; [L190] SORT_1 var_24 = var_24_arg_0 >> 3; [L191] SORT_1 var_25_arg_0 = var_24; [L192] var_25_arg_0 = var_25_arg_0 & mask_SORT_1 [L193] SORT_10 var_25 = var_25_arg_0; [L194] SORT_10 var_27_arg_0 = var_25; [L195] SORT_10 var_27_arg_1 = var_26; [L196] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L197] SORT_1 var_28_arg_0 = var_19; [L198] SORT_1 var_28_arg_1 = var_27; [L199] SORT_1 var_28 = var_28_arg_0 & var_28_arg_1; [L200] SORT_29 var_34_arg_0 = state_31; [L201] SORT_33 var_34 = var_34_arg_0 >> 8; [L202] SORT_33 var_35_arg_0 = var_34; [L203] var_35_arg_0 = var_35_arg_0 & mask_SORT_33 [L204] SORT_10 var_35 = var_35_arg_0; [L205] SORT_10 var_36_arg_0 = var_35; [L206] SORT_10 var_36_arg_1 = var_26; [L207] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L208] SORT_1 var_37_arg_0 = var_28; [L209] SORT_1 var_37_arg_1 = var_36; [L210] SORT_1 var_37 = var_37_arg_0 & var_37_arg_1; [L211] SORT_1 var_40_arg_0 = state_38; [L212] var_40_arg_0 = var_40_arg_0 & mask_SORT_1 [L213] SORT_10 var_40 = var_40_arg_0; [L214] SORT_10 var_41_arg_0 = var_40; [L215] SORT_10 var_41_arg_1 = var_12; [L216] SORT_1 var_41 = var_41_arg_0 == var_41_arg_1; [L217] SORT_1 var_42_arg_0 = var_41; [L218] SORT_1 var_42 = ~var_42_arg_0; [L219] SORT_1 var_45_arg_0 = state_43; [L220] var_45_arg_0 = var_45_arg_0 & mask_SORT_1 [L221] SORT_10 var_45 = var_45_arg_0; [L222] SORT_10 var_46_arg_0 = var_45; [L223] SORT_10 var_46_arg_1 = var_12; [L224] SORT_1 var_46 = var_46_arg_0 == var_46_arg_1; [L225] SORT_1 var_47_arg_0 = var_42; [L226] SORT_1 var_47_arg_1 = var_46; [L227] SORT_1 var_47 = var_47_arg_0 | var_47_arg_1; [L228] SORT_1 var_48_arg_0 = var_37; [L229] SORT_1 var_48_arg_1 = var_47; [L230] SORT_1 var_48 = var_48_arg_0 & var_48_arg_1; [L231] SORT_20 var_51_arg_0 = state_22; [L232] SORT_20 var_51_arg_1 = state_49; [L233] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L234] SORT_1 var_52_arg_0 = var_48; [L235] SORT_1 var_52_arg_1 = var_51; [L236] SORT_1 var_52 = var_52_arg_0 & var_52_arg_1; [L237] SORT_1 var_53_arg_0 = state_15; [L238] var_53_arg_0 = var_53_arg_0 & mask_SORT_1 [L239] SORT_10 var_53 = var_53_arg_0; [L240] SORT_10 var_54_arg_0 = var_53; [L241] SORT_10 var_54_arg_1 = var_12; [L242] SORT_1 var_54 = var_54_arg_0 == var_54_arg_1; [L243] SORT_1 var_55_arg_0 = var_54; [L244] SORT_1 var_55 = ~var_55_arg_0; [L245] SORT_1 var_56_arg_0 = state_8; [L246] var_56_arg_0 = var_56_arg_0 & mask_SORT_1 [L247] SORT_10 var_56 = var_56_arg_0; [L248] SORT_10 var_57_arg_0 = var_56; [L249] SORT_10 var_57_arg_1 = var_12; [L250] SORT_1 var_57 = var_57_arg_0 == var_57_arg_1; [L251] SORT_1 var_58_arg_0 = var_55; [L252] SORT_1 var_58_arg_1 = var_57; [L253] SORT_1 var_58 = var_58_arg_0 | var_58_arg_1; [L254] SORT_1 var_59_arg_0 = var_52; [L255] SORT_1 var_59_arg_1 = var_58; [L256] SORT_1 var_59 = var_59_arg_0 & var_59_arg_1; [L257] SORT_1 var_62_arg_0 = state_60; [L258] var_62_arg_0 = var_62_arg_0 & mask_SORT_1 [L259] SORT_10 var_62 = var_62_arg_0; [L260] SORT_10 var_63_arg_0 = var_62; [L261] SORT_10 var_63_arg_1 = var_26; [L262] SORT_1 var_63 = var_63_arg_0 == var_63_arg_1; [L263] SORT_1 var_66_arg_0 = state_64; [L264] var_66_arg_0 = var_66_arg_0 & mask_SORT_1 [L265] SORT_10 var_66 = var_66_arg_0; [L266] SORT_10 var_67_arg_0 = var_66; [L267] SORT_10 var_67_arg_1 = var_26; [L268] SORT_1 var_67 = var_67_arg_0 == var_67_arg_1; [L269] SORT_1 var_68_arg_0 = var_63; [L270] SORT_1 var_68_arg_1 = var_67; [L271] SORT_1 var_68 = var_68_arg_0 | var_68_arg_1; [L272] SORT_1 var_69_arg_0 = var_59; [L273] SORT_1 var_69_arg_1 = var_68; [L274] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L275] SORT_1 var_70_arg_0 = state_60; [L276] var_70_arg_0 = var_70_arg_0 & mask_SORT_1 [L277] SORT_10 var_70 = var_70_arg_0; [L278] SORT_10 var_71_arg_0 = var_70; [L279] SORT_10 var_71_arg_1 = var_26; [L280] SORT_1 var_71 = var_71_arg_0 == var_71_arg_1; [L281] SORT_1 var_74_arg_0 = state_72; [L282] var_74_arg_0 = var_74_arg_0 & mask_SORT_1 [L283] SORT_10 var_74 = var_74_arg_0; [L284] SORT_10 var_75_arg_0 = var_74; [L285] SORT_10 var_75_arg_1 = var_26; [L286] SORT_1 var_75 = var_75_arg_0 == var_75_arg_1; [L287] SORT_1 var_76_arg_0 = var_71; [L288] SORT_1 var_76_arg_1 = var_75; [L289] SORT_1 var_76 = var_76_arg_0 | var_76_arg_1; [L290] SORT_1 var_77_arg_0 = var_69; [L291] SORT_1 var_77_arg_1 = var_76; [L292] SORT_1 var_77 = var_77_arg_0 & var_77_arg_1; [L293] SORT_1 var_78_arg_0 = state_64; [L294] var_78_arg_0 = var_78_arg_0 & mask_SORT_1 [L295] SORT_10 var_78 = var_78_arg_0; [L296] SORT_10 var_79_arg_0 = var_78; [L297] SORT_10 var_79_arg_1 = var_26; [L298] SORT_1 var_79 = var_79_arg_0 == var_79_arg_1; [L299] SORT_1 var_80_arg_0 = state_72; [L300] var_80_arg_0 = var_80_arg_0 & mask_SORT_1 [L301] SORT_10 var_80 = var_80_arg_0; [L302] SORT_10 var_81_arg_0 = var_80; [L303] SORT_10 var_81_arg_1 = var_26; [L304] SORT_1 var_81 = var_81_arg_0 == var_81_arg_1; [L305] SORT_1 var_82_arg_0 = var_79; [L306] SORT_1 var_82_arg_1 = var_81; [L307] SORT_1 var_82 = var_82_arg_0 | var_82_arg_1; [L308] SORT_1 var_83_arg_0 = var_77; [L309] SORT_1 var_83_arg_1 = var_82; [L310] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L311] SORT_1 var_84_arg_0 = state_8; [L312] var_84_arg_0 = var_84_arg_0 & mask_SORT_1 [L313] SORT_10 var_84 = var_84_arg_0; [L314] SORT_10 var_85_arg_0 = var_84; [L315] SORT_10 var_85_arg_1 = var_26; [L316] SORT_1 var_85 = var_85_arg_0 == var_85_arg_1; [L317] SORT_1 var_88_arg_0 = state_86; [L318] var_88_arg_0 = var_88_arg_0 & mask_SORT_1 [L319] SORT_10 var_88 = var_88_arg_0; [L320] SORT_10 var_89_arg_0 = var_88; [L321] SORT_10 var_89_arg_1 = var_26; [L322] SORT_1 var_89 = var_89_arg_0 == var_89_arg_1; [L323] SORT_1 var_90_arg_0 = var_85; [L324] SORT_1 var_90_arg_1 = var_89; [L325] SORT_1 var_90 = var_90_arg_0 | var_90_arg_1; [L326] SORT_1 var_91_arg_0 = var_83; [L327] SORT_1 var_91_arg_1 = var_90; [L328] SORT_1 var_91 = var_91_arg_0 & var_91_arg_1; [L329] SORT_1 var_92_arg_0 = state_8; [L330] var_92_arg_0 = var_92_arg_0 & mask_SORT_1 [L331] SORT_10 var_92 = var_92_arg_0; [L332] SORT_10 var_93_arg_0 = var_92; [L333] SORT_10 var_93_arg_1 = var_26; [L334] SORT_1 var_93 = var_93_arg_0 == var_93_arg_1; [L335] SORT_1 var_94_arg_0 = state_72; [L336] var_94_arg_0 = var_94_arg_0 & mask_SORT_1 [L337] SORT_10 var_94 = var_94_arg_0; [L338] SORT_10 var_95_arg_0 = var_94; [L339] SORT_10 var_95_arg_1 = var_26; [L340] SORT_1 var_95 = var_95_arg_0 == var_95_arg_1; [L341] SORT_1 var_96_arg_0 = var_93; [L342] SORT_1 var_96_arg_1 = var_95; [L343] SORT_1 var_96 = var_96_arg_0 | var_96_arg_1; [L344] SORT_1 var_97_arg_0 = var_91; [L345] SORT_1 var_97_arg_1 = var_96; [L346] SORT_1 var_97 = var_97_arg_0 & var_97_arg_1; [L347] SORT_1 var_98_arg_0 = state_8; [L348] var_98_arg_0 = var_98_arg_0 & mask_SORT_1 [L349] SORT_10 var_98 = var_98_arg_0; [L350] SORT_10 var_99_arg_0 = var_98; [L351] SORT_10 var_99_arg_1 = var_26; [L352] SORT_1 var_99 = var_99_arg_0 == var_99_arg_1; [L353] SORT_1 var_102_arg_0 = state_100; [L354] var_102_arg_0 = var_102_arg_0 & mask_SORT_1 [L355] SORT_10 var_102 = var_102_arg_0; [L356] SORT_10 var_103_arg_0 = var_102; [L357] SORT_10 var_103_arg_1 = var_26; [L358] SORT_1 var_103 = var_103_arg_0 == var_103_arg_1; [L359] SORT_1 var_104_arg_0 = var_99; [L360] SORT_1 var_104_arg_1 = var_103; [L361] SORT_1 var_104 = var_104_arg_0 | var_104_arg_1; [L362] SORT_1 var_105_arg_0 = var_97; [L363] SORT_1 var_105_arg_1 = var_104; [L364] SORT_1 var_105 = var_105_arg_0 & var_105_arg_1; [L365] SORT_1 var_106_arg_0 = state_72; [L366] var_106_arg_0 = var_106_arg_0 & mask_SORT_1 [L367] SORT_10 var_106 = var_106_arg_0; [L368] SORT_10 var_107_arg_0 = var_106; [L369] SORT_10 var_107_arg_1 = var_26; [L370] SORT_1 var_107 = var_107_arg_0 == var_107_arg_1; [L371] SORT_1 var_108_arg_0 = state_86; [L372] var_108_arg_0 = var_108_arg_0 & mask_SORT_1 [L373] SORT_10 var_108 = var_108_arg_0; [L374] SORT_10 var_109_arg_0 = var_108; [L375] SORT_10 var_109_arg_1 = var_26; [L376] SORT_1 var_109 = var_109_arg_0 == var_109_arg_1; [L377] SORT_1 var_110_arg_0 = var_107; [L378] SORT_1 var_110_arg_1 = var_109; [L379] SORT_1 var_110 = var_110_arg_0 | var_110_arg_1; [L380] SORT_1 var_111_arg_0 = var_105; [L381] SORT_1 var_111_arg_1 = var_110; [L382] SORT_1 var_111 = var_111_arg_0 & var_111_arg_1; [L383] SORT_1 var_112_arg_0 = state_86; [L384] var_112_arg_0 = var_112_arg_0 & mask_SORT_1 [L385] SORT_10 var_112 = var_112_arg_0; [L386] SORT_10 var_113_arg_0 = var_112; [L387] SORT_10 var_113_arg_1 = var_26; [L388] SORT_1 var_113 = var_113_arg_0 == var_113_arg_1; [L389] SORT_1 var_114_arg_0 = var_113; [L390] SORT_1 var_114 = ~var_114_arg_0; [L391] SORT_1 var_115_arg_0 = state_100; [L392] var_115_arg_0 = var_115_arg_0 & mask_SORT_1 [L393] SORT_10 var_115 = var_115_arg_0; [L394] SORT_10 var_116_arg_0 = var_115; [L395] SORT_10 var_116_arg_1 = var_26; [L396] SORT_1 var_116 = var_116_arg_0 == var_116_arg_1; [L397] SORT_1 var_117_arg_0 = var_114; [L398] SORT_1 var_117_arg_1 = var_116; [L399] SORT_1 var_117 = var_117_arg_0 | var_117_arg_1; [L400] SORT_1 var_118_arg_0 = var_111; [L401] SORT_1 var_118_arg_1 = var_117; [L402] SORT_1 var_118 = var_118_arg_0 & var_118_arg_1; [L403] SORT_1 var_119_arg_0 = state_100; [L404] var_119_arg_0 = var_119_arg_0 & mask_SORT_1 [L405] SORT_10 var_119 = var_119_arg_0; [L406] SORT_10 var_120_arg_0 = var_119; [L407] SORT_10 var_120_arg_1 = var_12; [L408] SORT_1 var_120 = var_120_arg_0 == var_120_arg_1; [L409] SORT_1 var_121_arg_0 = var_120; [L410] SORT_1 var_121 = ~var_121_arg_0; [L411] SORT_1 var_125_arg_0 = state_123; [L412] var_125_arg_0 = var_125_arg_0 & mask_SORT_1 [L413] SORT_20 var_125 = var_125_arg_0; [L414] SORT_20 var_127_arg_0 = var_125; [L415] SORT_20 var_127_arg_1 = var_126; [L416] SORT_1 var_127 = var_127_arg_0 == var_127_arg_1; [L417] SORT_1 var_128_arg_0 = var_121; [L418] SORT_1 var_128_arg_1 = var_127; [L419] SORT_1 var_128 = var_128_arg_0 | var_128_arg_1; [L420] SORT_1 var_129_arg_0 = var_118; [L421] SORT_1 var_129_arg_1 = var_128; [L422] SORT_1 var_129 = var_129_arg_0 & var_129_arg_1; [L423] SORT_1 var_132_arg_0 = state_130; [L424] var_132_arg_0 = var_132_arg_0 & mask_SORT_1 [L425] SORT_10 var_132 = var_132_arg_0; [L426] SORT_10 var_133_arg_0 = var_132; [L427] SORT_10 var_133_arg_1 = var_12; [L428] SORT_1 var_133 = var_133_arg_0 == var_133_arg_1; [L429] SORT_1 var_134_arg_0 = var_133; [L430] SORT_1 var_134 = ~var_134_arg_0; [L431] SORT_1 var_137_arg_0 = state_135; [L432] var_137_arg_0 = var_137_arg_0 & mask_SORT_1 [L433] SORT_10 var_137 = var_137_arg_0; [L434] SORT_10 var_138_arg_0 = var_137; [L435] SORT_10 var_138_arg_1 = var_12; [L436] SORT_1 var_138 = var_138_arg_0 == var_138_arg_1; [L437] SORT_1 var_139_arg_0 = var_134; [L438] SORT_1 var_139_arg_1 = var_138; [L439] SORT_1 var_139 = var_139_arg_0 | var_139_arg_1; [L440] SORT_1 var_140_arg_0 = var_129; [L441] SORT_1 var_140_arg_1 = var_139; [L442] SORT_1 var_140 = var_140_arg_0 & var_140_arg_1; [L443] SORT_1 var_143_arg_0 = state_141; [L444] var_143_arg_0 = var_143_arg_0 & mask_SORT_1 [L445] SORT_10 var_143 = var_143_arg_0; [L446] SORT_10 var_144_arg_0 = var_143; [L447] SORT_10 var_144_arg_1 = var_26; [L448] SORT_1 var_144 = var_144_arg_0 == var_144_arg_1; [L449] SORT_1 var_145_arg_0 = var_144; [L450] SORT_1 var_145 = ~var_145_arg_0; [L451] SORT_1 var_146_arg_0 = state_135; [L452] var_146_arg_0 = var_146_arg_0 & mask_SORT_1 [L453] SORT_10 var_146 = var_146_arg_0; [L454] SORT_10 var_147_arg_0 = var_146; [L455] SORT_10 var_147_arg_1 = var_26; [L456] SORT_1 var_147 = var_147_arg_0 == var_147_arg_1; [L457] SORT_1 var_148_arg_0 = var_145; [L458] SORT_1 var_148_arg_1 = var_147; [L459] SORT_1 var_148 = var_148_arg_0 | var_148_arg_1; [L460] SORT_1 var_149_arg_0 = var_140; [L461] SORT_1 var_149_arg_1 = var_148; [L462] SORT_1 var_149 = var_149_arg_0 & var_149_arg_1; [L463] SORT_1 var_150_arg_0 = state_38; [L464] var_150_arg_0 = var_150_arg_0 & mask_SORT_1 [L465] SORT_10 var_150 = var_150_arg_0; [L466] SORT_10 var_151_arg_0 = var_150; [L467] SORT_10 var_151_arg_1 = var_12; [L468] SORT_1 var_151 = var_151_arg_0 == var_151_arg_1; [L469] SORT_1 var_152_arg_0 = var_151; [L470] SORT_1 var_152 = ~var_152_arg_0; [L471] SORT_1 var_155_arg_0 = state_153; [L472] var_155_arg_0 = var_155_arg_0 & mask_SORT_1 [L473] SORT_10 var_155 = var_155_arg_0; [L474] SORT_10 var_156_arg_0 = var_155; [L475] SORT_10 var_156_arg_1 = var_12; [L476] SORT_1 var_156 = var_156_arg_0 == var_156_arg_1; [L477] SORT_1 var_157_arg_0 = var_152; [L478] SORT_1 var_157_arg_1 = var_156; [L479] SORT_1 var_157 = var_157_arg_0 | var_157_arg_1; [L480] SORT_1 var_158_arg_0 = var_149; [L481] SORT_1 var_158_arg_1 = var_157; [L482] SORT_1 var_158 = var_158_arg_0 & var_158_arg_1; [L483] SORT_1 var_159_arg_0 = state_153; [L484] var_159_arg_0 = var_159_arg_0 & mask_SORT_1 [L485] SORT_10 var_159 = var_159_arg_0; [L486] SORT_10 var_160_arg_0 = var_159; [L487] SORT_10 var_160_arg_1 = var_12; [L488] SORT_1 var_160 = var_160_arg_0 == var_160_arg_1; [L489] SORT_1 var_161_arg_0 = var_160; [L490] SORT_1 var_161 = ~var_161_arg_0; [L491] SORT_1 var_162_arg_0 = state_15; [L492] var_162_arg_0 = var_162_arg_0 & mask_SORT_1 [L493] SORT_10 var_162 = var_162_arg_0; [L494] SORT_10 var_163_arg_0 = var_162; [L495] SORT_10 var_163_arg_1 = var_12; [L496] SORT_1 var_163 = var_163_arg_0 == var_163_arg_1; [L497] SORT_1 var_164_arg_0 = var_161; [L498] SORT_1 var_164_arg_1 = var_163; [L499] SORT_1 var_164 = var_164_arg_0 | var_164_arg_1; [L500] SORT_1 var_165_arg_0 = var_158; [L501] SORT_1 var_165_arg_1 = var_164; [L502] SORT_1 var_165 = var_165_arg_0 & var_165_arg_1; [L503] SORT_1 var_168_arg_0 = state_166; [L504] var_168_arg_0 = var_168_arg_0 & mask_SORT_1 [L505] SORT_10 var_168 = var_168_arg_0; [L506] SORT_10 var_169_arg_0 = var_168; [L507] SORT_10 var_169_arg_1 = var_12; [L508] SORT_1 var_169 = var_169_arg_0 == var_169_arg_1; [L509] SORT_1 var_170_arg_0 = var_169; [L510] SORT_1 var_170 = ~var_170_arg_0; [L511] SORT_1 var_171_arg_0 = state_43; [L512] var_171_arg_0 = var_171_arg_0 & mask_SORT_1 [L513] SORT_10 var_171 = var_171_arg_0; [L514] SORT_10 var_172_arg_0 = var_171; [L515] SORT_10 var_172_arg_1 = var_12; [L516] SORT_1 var_172 = var_172_arg_0 == var_172_arg_1; [L517] SORT_1 var_173_arg_0 = var_170; [L518] SORT_1 var_173_arg_1 = var_172; [L519] SORT_1 var_173 = var_173_arg_0 | var_173_arg_1; [L520] SORT_1 var_174_arg_0 = var_165; [L521] SORT_1 var_174_arg_1 = var_173; [L522] SORT_1 var_174 = var_174_arg_0 & var_174_arg_1; [L523] SORT_1 var_175_arg_0 = state_130; [L524] var_175_arg_0 = var_175_arg_0 & mask_SORT_1 [L525] SORT_10 var_175 = var_175_arg_0; [L526] SORT_10 var_176_arg_0 = var_175; [L527] SORT_10 var_176_arg_1 = var_26; [L528] SORT_1 var_176 = var_176_arg_0 == var_176_arg_1; [L529] SORT_1 var_179_arg_0 = state_177; [L530] var_179_arg_0 = var_179_arg_0 & mask_SORT_1 [L531] SORT_10 var_179 = var_179_arg_0; [L532] SORT_10 var_180_arg_0 = var_179; [L533] SORT_10 var_180_arg_1 = var_26; [L534] SORT_1 var_180 = var_180_arg_0 == var_180_arg_1; [L535] SORT_1 var_181_arg_0 = var_176; [L536] SORT_1 var_181_arg_1 = var_180; [L537] SORT_1 var_181 = var_181_arg_0 | var_181_arg_1; [L538] SORT_1 var_182_arg_0 = var_174; [L539] SORT_1 var_182_arg_1 = var_181; [L540] SORT_1 var_182 = var_182_arg_0 & var_182_arg_1; [L541] SORT_3 var_186_arg_0 = state_184; [L542] var_186_arg_0 = var_186_arg_0 & mask_SORT_3 [L543] SORT_10 var_186 = var_186_arg_0; [L544] SORT_10 var_187_arg_0 = var_186; [L545] SORT_10 var_187_arg_1 = var_26; [L546] SORT_1 var_187 = var_187_arg_0 == var_187_arg_1; [L547] SORT_1 var_188_arg_0 = state_15; [L548] var_188_arg_0 = var_188_arg_0 & mask_SORT_1 [L549] SORT_10 var_188 = var_188_arg_0; [L550] SORT_10 var_189_arg_0 = var_188; [L551] SORT_10 var_189_arg_1 = var_12; [L552] SORT_1 var_189 = var_189_arg_0 == var_189_arg_1; [L553] SORT_1 var_190_arg_0 = var_187; [L554] SORT_1 var_190_arg_1 = var_189; [L555] SORT_1 var_190 = var_190_arg_0 | var_190_arg_1; [L556] SORT_1 var_191_arg_0 = var_182; [L557] SORT_1 var_191_arg_1 = var_190; [L558] SORT_1 var_191 = var_191_arg_0 & var_191_arg_1; [L559] SORT_1 var_194_arg_0 = var_191; [L560] SORT_1 var_194 = ~var_194_arg_0; [L561] SORT_1 var_195_arg_0 = var_122; [L562] SORT_1 var_195_arg_1 = var_194; [L563] SORT_1 var_195 = var_195_arg_0 & var_195_arg_1; [L564] var_195 = var_195 & mask_SORT_1 [L565] SORT_1 bad_196_arg_0 = var_195; [L566] CALL __VERIFIER_assert(!(bad_196_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: 8.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 4.4s 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 [2022-11-22 02:21:27,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba --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 a98e282f97a500bd5508bb46aaa1001023120ce878501f3889727b27d17dfa18 --- 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-b5237d8 [2022-11-22 02:21:30,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:21:30,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:21:30,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:21:30,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:21:30,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:21:30,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:21:30,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:21:30,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:21:30,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:21:30,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:21:30,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:21:30,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:21:30,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:21:30,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:21:30,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:21:30,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:21:30,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:21:30,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:21:30,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:21:30,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:21:30,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:21:30,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:21:30,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:21:30,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:21:30,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:21:30,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:21:30,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:21:30,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:21:30,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:21:30,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:21:30,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:21:30,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:21:30,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:21:30,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:21:30,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:21:30,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:21:30,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:21:30,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:21:30,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:21:30,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:21:30,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-22 02:21:30,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:21:30,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:21:30,795 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:21:30,795 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:21:30,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:21:30,797 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:21:30,797 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:21:30,797 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:21:30,798 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:21:30,798 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:21:30,799 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:21:30,800 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:21:30,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:21:30,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:21:30,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:21:30,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:21:30,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:21:30,802 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:21:30,803 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:21:30,803 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:21:30,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:21:30,804 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:21:30,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:21:30,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:21:30,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:21:30,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:21:30,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:30,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:21:30,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:21:30,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:21:30,807 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:21:30,807 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:21:30,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:21:30,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:21:30,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:21:30,808 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_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a98e282f97a500bd5508bb46aaa1001023120ce878501f3889727b27d17dfa18 [2022-11-22 02:21:31,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:21:31,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:21:31,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:21:31,234 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:21:31,234 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:21:31,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c [2022-11-22 02:21:34,341 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:21:34,677 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:21:34,678 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c [2022-11-22 02:21:34,689 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data/9990fb9f5/5321cc5e929e4f9f930df33f4714249f/FLAG523b870b1 [2022-11-22 02:21:34,713 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/data/9990fb9f5/5321cc5e929e4f9f930df33f4714249f [2022-11-22 02:21:34,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:21:34,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:21:34,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:34,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:21:34,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:21:34,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:34" (1/1) ... [2022-11-22 02:21:34,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@113c9425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:34, skipping insertion in model container [2022-11-22 02:21:34,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:34" (1/1) ... [2022-11-22 02:21:34,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:21:34,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:21:35,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c[1107,1120] [2022-11-22 02:21:35,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:21:35,275 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:21:35,287 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.itc99_b13.c[1107,1120] [2022-11-22 02:21:35,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:21:35,514 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:21:35,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35 WrapperNode [2022-11-22 02:21:35,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:35,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:21:35,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:21:35,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:21:35,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,629 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 919 [2022-11-22 02:21:35,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:21:35,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:21:35,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:21:35,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:21:35,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:21:35,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:21:35,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:21:35,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:21:35,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (1/1) ... [2022-11-22 02:21:35,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:35,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:21:35,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:21:35,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:21:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:21:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:21:36,221 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:21:36,224 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:21:37,278 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:21:37,285 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:21:37,286 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 02:21:37,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:21:37 BoogieIcfgContainer [2022-11-22 02:21:37,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:21:37,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:21:37,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:21:37,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:21:37,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:21:34" (1/3) ... [2022-11-22 02:21:37,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9a9f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:21:37, skipping insertion in model container [2022-11-22 02:21:37,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:35" (2/3) ... [2022-11-22 02:21:37,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9a9f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:21:37, skipping insertion in model container [2022-11-22 02:21:37,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:21:37" (3/3) ... [2022-11-22 02:21:37,301 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.itc99_b13.c [2022-11-22 02:21:37,333 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:21:37,334 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:21:37,395 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:21:37,402 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;@73b098f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:21:37,403 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:21:37,407 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) [2022-11-22 02:21:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-22 02:21:37,414 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:21:37,415 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-22 02:21:37,415 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:21:37,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:21:37,424 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-22 02:21:37,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 02:21:37,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1260830621] [2022-11-22 02:21:37,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:37,442 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 [2022-11-22 02:21:37,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 02:21:37,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/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) [2022-11-22 02:21:37,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/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 [2022-11-22 02:21:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:21:37,935 WARN L261 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 279 conjunts are in the unsatisfiable core [2022-11-22 02:21:37,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:21:43,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:43,540 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:21:43,541 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-22 02:21:43,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1260830621] [2022-11-22 02:21:43,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1260830621] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:21:43,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:21:43,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:21:43,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058917725] [2022-11-22 02:21:43,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:21:43,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:21:43,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-22 02:21:43,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:21:43,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:21:43,582 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) [2022-11-22 02:21:43,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:21:43,829 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-22 02:21:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:21:43,832 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 [2022-11-22 02:21:43,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:21:43,841 INFO L225 Difference]: With dead ends: 20 [2022-11-22 02:21:43,841 INFO L226 Difference]: Without dead ends: 11 [2022-11-22 02:21:43,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:21:43,849 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 [2022-11-22 02:21:43,851 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] [2022-11-22 02:21:43,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-22 02:21:43,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-22 02:21:43,882 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) [2022-11-22 02:21:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-22 02:21:43,885 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-22 02:21:43,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:21:43,885 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-22 02:21:43,886 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) [2022-11-22 02:21:43,886 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-22 02:21:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 02:21:43,886 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:21:43,887 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-22 02:21:43,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-22 02:21:44,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/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 [2022-11-22 02:21:44,101 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:21:44,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:21:44,102 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-22 02:21:44,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-22 02:21:44,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [936403691] [2022-11-22 02:21:44,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:44,104 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 [2022-11-22 02:21:44,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/mathsat [2022-11-22 02:21:44,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/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) [2022-11-22 02:21:44,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a94fd9f-ac94-404c-95e0-2df5ae23e67c/bin/utaipan-g80aRyZoba/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 [2022-11-22 02:21:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:21:44,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 386 conjunts are in the unsatisfiable core [2022-11-22 02:21:44,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:21:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:48,446 INFO L328 TraceCheckSpWp]: Computing backward predicates...