./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 5cd943ce762aff3a1020bcfbad33bdc9a1f90fe90606158db2b132c5b2ce5f40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:54,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:54,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:17:54,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:54,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:54,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:54,596 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:54,596 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:54,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:54,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:54,603 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:54,605 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:54,605 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:54,607 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:17:54,607 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:54,608 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:54,608 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:17:54,609 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:17:54,609 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:54,610 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:17:54,611 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:17:54,612 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:17:54,613 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:54,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:54,614 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:17:54,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:54,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:54,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:54,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:54,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:54,618 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:54,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:54,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:54,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:54,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:54,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:54,630 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:54,630 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:17:54,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:17:54,631 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:54,631 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:54,632 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:54,632 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cd943ce762aff3a1020bcfbad33bdc9a1f90fe90606158db2b132c5b2ce5f40 [2023-11-19 05:17:54,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:55,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:55,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:55,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:55,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:55,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2023-11-19 05:17:58,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:58,633 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:58,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2023-11-19 05:17:58,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data/865673269/66918e0d70c24ebd863e6d58fa24cbe0/FLAG5366f5fd0 [2023-11-19 05:17:58,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data/865673269/66918e0d70c24ebd863e6d58fa24cbe0 [2023-11-19 05:17:58,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:58,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:58,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:58,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:58,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:58,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:58" (1/1) ... [2023-11-19 05:17:58,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc104b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:58, skipping insertion in model container [2023-11-19 05:17:58,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:58" (1/1) ... [2023-11-19 05:17:58,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:58,939 WARN L240 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1298,1311] [2023-11-19 05:17:59,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:59,044 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:59,059 WARN L240 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1298,1311] [2023-11-19 05:17:59,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:59,137 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:59,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59 WrapperNode [2023-11-19 05:17:59,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:59,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:59,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:59,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:59,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,252 INFO L138 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 538 [2023-11-19 05:17:59,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:59,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:59,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:59,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:59,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:59,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:59,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:59,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:59,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (1/1) ... [2023-11-19 05:17:59,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:59,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:59,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:59,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:59,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:59,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:17:59,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:59,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:59,669 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:59,671 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:00,563 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:01,599 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:01,600 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:01,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:01 BoogieIcfgContainer [2023-11-19 05:18:01,605 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:01,608 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:01,608 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:01,611 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:01,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:58" (1/3) ... [2023-11-19 05:18:01,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41814338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:01, skipping insertion in model container [2023-11-19 05:18:01,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:59" (2/3) ... [2023-11-19 05:18:01,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41814338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:01, skipping insertion in model container [2023-11-19 05:18:01,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:01" (3/3) ... [2023-11-19 05:18:01,615 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul6.c [2023-11-19 05:18:01,638 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:01,639 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:01,710 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:01,721 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=LoopHeads, 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;@6eac135d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:01,722 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:01,727 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) [2023-11-19 05:18:01,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 05:18:01,736 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:01,737 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-19 05:18:01,737 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:01,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:01,748 INFO L85 PathProgramCache]: Analyzing trace with hash 18143899, now seen corresponding path program 1 times [2023-11-19 05:18:01,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:18:01,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322485807] [2023-11-19 05:18:01,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:01,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:18:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:02,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:18:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:02,624 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:18:02,626 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:18:02,628 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:18:02,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:18:02,635 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:18:02,642 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:18:02,670 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:18:02,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:18:02 BoogieIcfgContainer [2023-11-19 05:18:02,706 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:18:02,707 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:18:02,707 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:18:02,708 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:18:02,708 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:01" (3/4) ... [2023-11-19 05:18:02,711 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:18:02,712 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:18:02,714 INFO L158 Benchmark]: Toolchain (without parser) took 4028.36ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 127.7MB in the beginning and 191.1MB in the end (delta: -63.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:02,715 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 176.2MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:02,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.30ms. Allocated memory is still 176.2MB. Free memory was 127.1MB in the beginning and 111.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:18:02,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.04ms. Allocated memory is still 176.2MB. Free memory was 111.0MB in the beginning and 103.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 05:18:02,717 INFO L158 Benchmark]: Boogie Preprocessor took 116.93ms. Allocated memory is still 176.2MB. Free memory was 103.2MB in the beginning and 99.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:02,718 INFO L158 Benchmark]: RCFGBuilder took 2234.08ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 99.7MB in the beginning and 115.8MB in the end (delta: -16.0MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:02,718 INFO L158 Benchmark]: TraceAbstraction took 1099.16ms. Allocated memory is still 232.8MB. Free memory was 114.7MB in the beginning and 191.1MB in the end (delta: -76.4MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2023-11-19 05:18:02,719 INFO L158 Benchmark]: Witness Printer took 5.53ms. Allocated memory is still 232.8MB. Free memory is still 191.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:02,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 176.2MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.30ms. Allocated memory is still 176.2MB. Free memory was 127.1MB in the beginning and 111.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.04ms. Allocated memory is still 176.2MB. Free memory was 111.0MB in the beginning and 103.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.93ms. Allocated memory is still 176.2MB. Free memory was 103.2MB in the beginning and 99.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2234.08ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 99.7MB in the beginning and 115.8MB in the end (delta: -16.0MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1099.16ms. Allocated memory is still 232.8MB. Free memory was 114.7MB in the beginning and 191.1MB in the end (delta: -76.4MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Witness Printer took 5.53ms. Allocated memory is still 232.8MB. Free memory is still 191.1MB. 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: 22]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 111, overapproximation of bitwiseAnd at line 94. Possible FailurePath: [L27] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L28] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L30] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 64); [L31] const SORT_5 msb_SORT_5 = (SORT_5)1 << (64 - 1); [L33] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 10); [L34] const SORT_8 msb_SORT_8 = (SORT_8)1 << (10 - 1); [L36] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 128); [L37] const SORT_14 msb_SORT_14 = (SORT_14)1 << (128 - 1); [L39] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 32); [L40] const SORT_57 msb_SORT_57 = (SORT_57)1 << (32 - 1); [L42] const SORT_1 var_10 = 0; [L43] const SORT_14 var_15 = 0; [L44] const SORT_1 var_24 = 1; [L45] const SORT_5 var_28 = 0; [L46] const SORT_8 var_35 = 0; [L47] const SORT_57 var_58 = 1; [L48] const SORT_57 var_62 = 1000; [L49] const SORT_5 var_64 = 9223372036854775807; [L50] const SORT_5 var_67 = 12245771; [L52] SORT_1 input_2; [L53] SORT_1 input_3; [L54] SORT_1 input_4; [L55] SORT_5 input_6; [L56] SORT_5 input_7; [L57] SORT_8 input_9; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L59] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L60] EXPR __VERIFIER_nondet_uint128() & mask_SORT_14 [L60] SORT_14 state_16 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L61] EXPR __VERIFIER_nondet_uint128() & mask_SORT_14 [L61] SORT_14 state_18 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L62] EXPR __VERIFIER_nondet_ulong() & mask_SORT_5 [L62] SORT_5 state_29 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L63] EXPR __VERIFIER_nondet_ulong() & mask_SORT_5 [L63] SORT_5 state_31 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L64] EXPR __VERIFIER_nondet_ushort() & mask_SORT_8 [L64] SORT_8 state_36 = __VERIFIER_nondet_ushort() & mask_SORT_8; [L65] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L65] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L66] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L67] EXPR __VERIFIER_nondet_ulong() & mask_SORT_5 [L67] SORT_5 state_42 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L68] EXPR __VERIFIER_nondet_ulong() & mask_SORT_5 [L68] SORT_5 state_44 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L70] SORT_1 init_12_arg_1 = var_10; [L71] state_11 = init_12_arg_1 [L72] SORT_14 init_17_arg_1 = var_15; [L73] state_16 = init_17_arg_1 [L74] SORT_14 init_19_arg_1 = var_15; [L75] state_18 = init_19_arg_1 [L76] SORT_5 init_30_arg_1 = var_28; [L77] state_29 = init_30_arg_1 [L78] SORT_5 init_32_arg_1 = var_28; [L79] state_31 = init_32_arg_1 [L80] SORT_8 init_37_arg_1 = var_35; [L81] state_36 = init_37_arg_1 [L82] SORT_1 init_39_arg_1 = var_24; [L83] state_38 = init_39_arg_1 [L84] SORT_1 init_41_arg_1 = var_24; [L85] state_40 = init_41_arg_1 [L86] SORT_5 init_43_arg_1 = var_28; [L87] state_42 = init_43_arg_1 [L88] SORT_5 init_45_arg_1 = var_28; [L89] state_44 = init_45_arg_1 VAL [init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_1=1, mask_SORT_57=4294967295, mask_SORT_5=18446744073709551615, mask_SORT_8=1023, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_1=1, msb_SORT_57=2147483648, msb_SORT_5=9223372036854775808, msb_SORT_8=512, state_11=0, state_16=0, state_18=0, state_29=0, state_31=0, state_36=0, state_38=1, state_40=1, state_42=0, state_44=0, var_10=0, var_15=0, var_24=1, var_28=0, var_35=0, var_58=1, var_62=1000, var_64=9223372036854775807, var_67=12245771] [L92] input_2 = __VERIFIER_nondet_uchar() [L93] input_3 = __VERIFIER_nondet_uchar() [L94] EXPR input_3 & mask_SORT_1 [L94] input_3 = input_3 & mask_SORT_1 [L95] input_4 = __VERIFIER_nondet_uchar() [L96] EXPR input_4 & mask_SORT_1 [L96] input_4 = input_4 & mask_SORT_1 [L97] input_6 = __VERIFIER_nondet_ulong() [L98] EXPR input_6 & mask_SORT_5 [L98] input_6 = input_6 & mask_SORT_5 [L99] input_7 = __VERIFIER_nondet_ulong() [L100] EXPR input_7 & mask_SORT_5 [L100] input_7 = input_7 & mask_SORT_5 [L101] input_9 = __VERIFIER_nondet_ushort() [L104] SORT_1 var_13_arg_0 = state_11; [L105] SORT_1 var_13 = ~var_13_arg_0; [L106] SORT_14 var_20_arg_0 = state_16; [L107] SORT_14 var_20_arg_1 = state_18; [L108] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L109] SORT_1 var_21_arg_0 = var_13; [L110] SORT_1 var_21_arg_1 = var_20; [L111] EXPR var_21_arg_0 | var_21_arg_1 [L111] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L112] SORT_1 var_25_arg_0 = var_21; [L113] SORT_1 var_25 = ~var_25_arg_0; [L114] SORT_1 var_26_arg_0 = var_24; [L115] SORT_1 var_26_arg_1 = var_25; [L116] EXPR var_26_arg_0 & var_26_arg_1 [L116] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L117] EXPR var_26 & mask_SORT_1 [L117] var_26 = var_26 & mask_SORT_1 [L118] SORT_1 bad_27_arg_0 = var_26; [L119] CALL __VERIFIER_assert(!(bad_27_arg_0)) [L22] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L22] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s 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 [2023-11-19 05:18:02,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 5cd943ce762aff3a1020bcfbad33bdc9a1f90fe90606158db2b132c5b2ce5f40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:05,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:05,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:18:05,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:05,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:06,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:06,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:06,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:06,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:06,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:06,026 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:06,027 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:06,027 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:06,029 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:06,030 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:06,030 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:06,032 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:06,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:06,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:06,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:06,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:06,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:06,036 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:18:06,036 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:18:06,037 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:18:06,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:06,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:06,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:06,039 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:18:06,039 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:06,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:06,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:06,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:06,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:06,043 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:18:06,043 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:06,043 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:06,043 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:06,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:06,045 INFO L153 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cd943ce762aff3a1020bcfbad33bdc9a1f90fe90606158db2b132c5b2ce5f40 [2023-11-19 05:18:06,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:06,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:06,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:06,549 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:06,550 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:06,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2023-11-19 05:18:10,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:10,401 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:10,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c [2023-11-19 05:18:10,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data/328128e40/e1199c0fd093472b8450778295d010b8/FLAGdef26c1a8 [2023-11-19 05:18:10,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/data/328128e40/e1199c0fd093472b8450778295d010b8 [2023-11-19 05:18:10,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:10,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:10,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:10,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:10,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:10,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:10" (1/1) ... [2023-11-19 05:18:10,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dfcb127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:10, skipping insertion in model container [2023-11-19 05:18:10,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:10" (1/1) ... [2023-11-19 05:18:10,498 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:10,730 WARN L240 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1298,1311] [2023-11-19 05:18:10,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:10,870 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:10,889 WARN L240 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_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mul6.c[1298,1311] [2023-11-19 05:18:11,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:11,039 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:11,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11 WrapperNode [2023-11-19 05:18:11,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:11,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:11,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:11,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:11,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,068 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,116 INFO L138 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 273 [2023-11-19 05:18:11,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:11,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:11,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:11,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:11,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:11,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:11,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:11,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:11,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (1/1) ... [2023-11-19 05:18:11,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:11,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:11,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:11,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:18:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:11,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:11,425 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:11,428 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:12,388 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:12,427 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:12,427 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:12,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:12 BoogieIcfgContainer [2023-11-19 05:18:12,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:12,434 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:12,434 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:12,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:12,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:10" (1/3) ... [2023-11-19 05:18:12,440 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42299ade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:12, skipping insertion in model container [2023-11-19 05:18:12,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:11" (2/3) ... [2023-11-19 05:18:12,440 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42299ade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:12, skipping insertion in model container [2023-11-19 05:18:12,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:12" (3/3) ... [2023-11-19 05:18:12,442 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mul6.c [2023-11-19 05:18:12,467 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:12,467 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:12,525 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:12,533 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=LoopHeads, 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;@e8f6451, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:12,534 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:12,539 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) [2023-11-19 05:18:12,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 05:18:12,546 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:12,547 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-19 05:18:12,548 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:12,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:12,555 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2023-11-19 05:18:12,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:12,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [89069155] [2023-11-19 05:18:12,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:12,579 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 [2023-11-19 05:18:12,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:12,607 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:12,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:12,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 05:18:12,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:13,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:18:13,285 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:13,286 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:13,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [89069155] [2023-11-19 05:18:13,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [89069155] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:13,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:13,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:18:13,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201137216] [2023-11-19 05:18:13,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:13,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:18:13,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:13,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:18:13,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:18:13,344 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) [2023-11-19 05:18:14,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:14,650 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2023-11-19 05:18:14,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:18:14,653 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 [2023-11-19 05:18:14,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:14,663 INFO L225 Difference]: With dead ends: 19 [2023-11-19 05:18:14,663 INFO L226 Difference]: Without dead ends: 10 [2023-11-19 05:18:14,666 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 [2023-11-19 05:18:14,672 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 3 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:14,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-19 05:18:14,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2023-11-19 05:18:14,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2023-11-19 05:18:14,709 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) [2023-11-19 05:18:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-19 05:18:14,711 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2023-11-19 05:18:14,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:14,712 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-19 05:18:14,712 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) [2023-11-19 05:18:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-19 05:18:14,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 05:18:14,713 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:14,714 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:14,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 05:18:14,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:14,917 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:14,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:14,918 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2023-11-19 05:18:14,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:14,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [855846337] [2023-11-19 05:18:14,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:14,920 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 [2023-11-19 05:18:14,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:14,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:14,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:15,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 05:18:15,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:16,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:18:16,312 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:17,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:18:17,586 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:17,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [855846337] [2023-11-19 05:18:17,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [855846337] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:18:17,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [737773917] [2023-11-19 05:18:17,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:17,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:17,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:18:17,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:18:17,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:18:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:18,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 05:18:18,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:18:18,970 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:19,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:18:19,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [737773917] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:18:19,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285914964] [2023-11-19 05:18:19,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:19,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:18:19,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:19,868 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:18:19,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 05:18:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:20,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 05:18:20,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:21,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:18:21,232 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:22,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 05:18:22,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285914964] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:18:22,353 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:18:22,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 7, 6] total 11 [2023-11-19 05:18:22,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989407001] [2023-11-19 05:18:22,355 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:18:22,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-19 05:18:22,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:22,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-19 05:18:22,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-19 05:18:22,360 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:18:25,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-19 05:18:25,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:25,554 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2023-11-19 05:18:25,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:18:25,555 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-11-19 05:18:25,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:25,555 INFO L225 Difference]: With dead ends: 15 [2023-11-19 05:18:25,556 INFO L226 Difference]: Without dead ends: 13 [2023-11-19 05:18:25,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2023-11-19 05:18:25,558 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 16 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:25,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 16 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-19 05:18:25,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2023-11-19 05:18:25,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2023-11-19 05:18:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:18:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 05:18:25,564 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2023-11-19 05:18:25,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:25,564 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2023-11-19 05:18:25,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:18:25,565 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 05:18:25,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 05:18:25,566 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:25,566 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-11-19 05:18:25,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:25,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:26,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-19 05:18:26,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:18:26,186 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:26,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:26,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2023-11-19 05:18:26,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:26,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [962475365] [2023-11-19 05:18:26,187 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 05:18:26,188 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 [2023-11-19 05:18:26,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:26,189 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:26,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 05:18:27,737 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-19 05:18:27,737 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-19 05:18:27,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:18:29,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:29,349 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2023-11-19 05:18:29,349 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:18:29,351 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:18:29,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:29,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:29,557 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1] [2023-11-19 05:18:29,560 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:18:29,639 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:18:29,640 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:18:29,640 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:18:29,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:18:29 BoogieIcfgContainer [2023-11-19 05:18:29,671 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:18:29,672 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:18:29,672 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:18:29,672 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:18:29,673 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:12" (3/4) ... [2023-11-19 05:18:29,674 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 05:18:29,703 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:18:29,703 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:18:29,703 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:18:29,837 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 05:18:29,837 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:18:29,838 INFO L158 Benchmark]: Toolchain (without parser) took 19396.36ms. Allocated memory was 77.6MB in the beginning and 157.3MB in the end (delta: 79.7MB). Free memory was 53.0MB in the beginning and 111.7MB in the end (delta: -58.7MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-11-19 05:18:29,839 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:29,839 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.59ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.9MB in the beginning and 83.3MB in the end (delta: -30.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:29,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.16ms. Allocated memory is still 107.0MB. Free memory was 83.3MB in the beginning and 80.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:29,840 INFO L158 Benchmark]: Boogie Preprocessor took 65.79ms. Allocated memory is still 107.0MB. Free memory was 80.4MB in the beginning and 78.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:29,841 INFO L158 Benchmark]: RCFGBuilder took 1247.01ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 83.0MB in the end (delta: -4.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 05:18:29,841 INFO L158 Benchmark]: TraceAbstraction took 17237.27ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 82.5MB in the beginning and 121.4MB in the end (delta: -38.9MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2023-11-19 05:18:29,842 INFO L158 Benchmark]: Witness Printer took 165.85ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 111.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 05:18:29,845 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.59ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.9MB in the beginning and 83.3MB in the end (delta: -30.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.16ms. Allocated memory is still 107.0MB. Free memory was 83.3MB in the beginning and 80.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.79ms. Allocated memory is still 107.0MB. Free memory was 80.4MB in the beginning and 78.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1247.01ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 83.0MB in the end (delta: -4.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 17237.27ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 82.5MB in the beginning and 121.4MB in the end (delta: -38.9MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * Witness Printer took 165.85ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 111.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 22]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L27] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L28] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L30] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 64); [L31] const SORT_5 msb_SORT_5 = (SORT_5)1 << (64 - 1); [L33] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 10); [L34] const SORT_8 msb_SORT_8 = (SORT_8)1 << (10 - 1); [L36] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 128); [L37] const SORT_14 msb_SORT_14 = (SORT_14)1 << (128 - 1); [L39] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 32); [L40] const SORT_57 msb_SORT_57 = (SORT_57)1 << (32 - 1); [L42] const SORT_1 var_10 = 0; [L43] const SORT_14 var_15 = 0; [L44] const SORT_1 var_24 = 1; [L45] const SORT_5 var_28 = 0; [L46] const SORT_8 var_35 = 0; [L47] const SORT_57 var_58 = 1; [L48] const SORT_57 var_62 = 1000; [L49] const SORT_5 var_64 = 9223372036854775807; [L50] const SORT_5 var_67 = 12245771; [L52] SORT_1 input_2; [L53] SORT_1 input_3; [L54] SORT_1 input_4; [L55] SORT_5 input_6; [L56] SORT_5 input_7; [L57] SORT_8 input_9; [L59] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L60] SORT_14 state_16 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L61] SORT_14 state_18 = __VERIFIER_nondet_uint128() & mask_SORT_14; [L62] SORT_5 state_29 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L63] SORT_5 state_31 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L64] SORT_8 state_36 = __VERIFIER_nondet_ushort() & mask_SORT_8; [L65] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L67] SORT_5 state_42 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L68] SORT_5 state_44 = __VERIFIER_nondet_ulong() & mask_SORT_5; [L70] SORT_1 init_12_arg_1 = var_10; [L71] state_11 = init_12_arg_1 [L72] SORT_14 init_17_arg_1 = var_15; [L73] state_16 = init_17_arg_1 [L74] SORT_14 init_19_arg_1 = var_15; [L75] state_18 = init_19_arg_1 [L76] SORT_5 init_30_arg_1 = var_28; [L77] state_29 = init_30_arg_1 [L78] SORT_5 init_32_arg_1 = var_28; [L79] state_31 = init_32_arg_1 [L80] SORT_8 init_37_arg_1 = var_35; [L81] state_36 = init_37_arg_1 [L82] SORT_1 init_39_arg_1 = var_24; [L83] state_38 = init_39_arg_1 [L84] SORT_1 init_41_arg_1 = var_24; [L85] state_40 = init_41_arg_1 [L86] SORT_5 init_43_arg_1 = var_28; [L87] state_42 = init_43_arg_1 [L88] SORT_5 init_45_arg_1 = var_28; [L89] state_44 = init_45_arg_1 VAL [init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_1=1, mask_SORT_57=4294967295, mask_SORT_5=18446744073709551615, mask_SORT_8=1023, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_1=1, msb_SORT_57=2147483648, msb_SORT_5=9223372036854775808, msb_SORT_8=512, state_11=0, state_16=0, state_18=0, state_29=0, state_31=0, state_36=0, state_38=1, state_40=1, state_42=0, state_44=0, var_10=0, var_15=0, var_24=1, var_28=0, var_35=0, var_58=1, var_62=1000, var_64=9223372036854775807, var_67=12245771] [L92] input_2 = __VERIFIER_nondet_uchar() [L93] input_3 = __VERIFIER_nondet_uchar() [L94] input_3 = input_3 & mask_SORT_1 [L95] input_4 = __VERIFIER_nondet_uchar() [L96] input_4 = input_4 & mask_SORT_1 [L97] input_6 = __VERIFIER_nondet_ulong() [L98] input_6 = input_6 & mask_SORT_5 [L99] input_7 = __VERIFIER_nondet_ulong() [L100] input_7 = input_7 & mask_SORT_5 [L101] input_9 = __VERIFIER_nondet_ushort() [L104] SORT_1 var_13_arg_0 = state_11; [L105] SORT_1 var_13 = ~var_13_arg_0; [L106] SORT_14 var_20_arg_0 = state_16; [L107] SORT_14 var_20_arg_1 = state_18; [L108] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L109] SORT_1 var_21_arg_0 = var_13; [L110] SORT_1 var_21_arg_1 = var_20; [L111] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L112] SORT_1 var_25_arg_0 = var_21; [L113] SORT_1 var_25 = ~var_25_arg_0; [L114] SORT_1 var_26_arg_0 = var_24; [L115] SORT_1 var_26_arg_1 = var_25; [L116] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L117] var_26 = var_26 & mask_SORT_1 [L118] SORT_1 bad_27_arg_0 = var_26; [L119] CALL __VERIFIER_assert(!(bad_27_arg_0)) [L22] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L119] RET __VERIFIER_assert(!(bad_27_arg_0)) [L121] SORT_1 next_51_arg_1 = var_24; [L122] SORT_1 var_33_arg_0 = state_11; [L123] SORT_1 var_33 = ~var_33_arg_0; [L124] var_33 = var_33 & mask_SORT_1 [L125] SORT_5 var_52_arg_0 = state_29; [L126] var_52_arg_0 = var_52_arg_0 & mask_SORT_5 [L127] SORT_14 var_52 = var_52_arg_0; [L128] SORT_5 var_53_arg_0 = state_31; [L129] var_53_arg_0 = var_53_arg_0 & mask_SORT_5 [L130] SORT_14 var_53 = var_53_arg_0; [L131] SORT_14 var_54_arg_0 = var_52; [L132] SORT_14 var_54_arg_1 = var_53; [L133] SORT_14 var_54 = var_54_arg_0 * var_54_arg_1; [L134] SORT_1 var_55_arg_0 = var_33; [L135] SORT_14 var_55_arg_1 = var_15; [L136] SORT_14 var_55_arg_2 = var_54; [L137] SORT_14 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L138] var_55 = var_55 & mask_SORT_14 [L139] SORT_14 next_56_arg_1 = var_55; [L140] SORT_1 var_71_arg_0 = state_38; [L141] SORT_1 var_71_arg_1 = state_40; [L142] SORT_1 var_71 = var_71_arg_0 | var_71_arg_1; [L143] var_71 = var_71 & mask_SORT_1 [L144] SORT_8 var_61_arg_0 = state_36; [L145] var_61_arg_0 = var_61_arg_0 & mask_SORT_8 [L146] SORT_57 var_61 = var_61_arg_0; [L147] SORT_57 var_63_arg_0 = var_61; [L148] SORT_57 var_63_arg_1 = var_62; [L149] SORT_1 var_63 = var_63_arg_0 > var_63_arg_1; [L150] SORT_5 var_65_arg_0 = input_6; [L151] SORT_5 var_65_arg_1 = var_64; [L152] SORT_1 var_65 = var_65_arg_0 == var_65_arg_1; [L153] SORT_1 var_66_arg_0 = var_63; [L154] SORT_1 var_66_arg_1 = var_65; [L155] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L156] SORT_5 var_68_arg_0 = input_7; [L157] SORT_5 var_68_arg_1 = var_67; [L158] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L159] SORT_1 var_69_arg_0 = var_66; [L160] SORT_1 var_69_arg_1 = var_68; [L161] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L162] var_69 = var_69 & mask_SORT_1 [L163] SORT_5 var_46_arg_0 = state_42; [L164] var_46_arg_0 = var_46_arg_0 & mask_SORT_5 [L165] SORT_14 var_46 = var_46_arg_0; [L166] SORT_5 var_47_arg_0 = state_44; [L167] var_47_arg_0 = var_47_arg_0 & mask_SORT_5 [L168] SORT_14 var_47 = var_47_arg_0; [L169] SORT_14 var_48_arg_0 = var_46; [L170] SORT_14 var_48_arg_1 = var_47; [L171] SORT_14 var_48 = var_48_arg_0 * var_48_arg_1; [L172] SORT_57 var_59_arg_0 = var_58; [L173] var_59_arg_0 = var_59_arg_0 & mask_SORT_57 [L174] SORT_14 var_59 = var_59_arg_0; [L175] SORT_14 var_60_arg_0 = var_48; [L176] SORT_14 var_60_arg_1 = var_59; [L177] SORT_14 var_60 = var_60_arg_0 + var_60_arg_1; [L178] SORT_1 var_70_arg_0 = var_69; [L179] SORT_14 var_70_arg_1 = var_60; [L180] SORT_14 var_70_arg_2 = var_48; [L181] SORT_14 var_70 = var_70_arg_0 ? var_70_arg_1 : var_70_arg_2; [L182] SORT_1 var_72_arg_0 = var_71; [L183] SORT_14 var_72_arg_1 = var_70; [L184] SORT_14 var_72_arg_2 = state_18; [L185] SORT_14 var_72 = var_72_arg_0 ? var_72_arg_1 : var_72_arg_2; [L186] SORT_1 var_73_arg_0 = var_33; [L187] SORT_14 var_73_arg_1 = var_15; [L188] SORT_14 var_73_arg_2 = var_72; [L189] SORT_14 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L190] var_73 = var_73 & mask_SORT_14 [L191] SORT_14 next_74_arg_1 = var_73; [L192] SORT_1 var_75_arg_0 = input_3; [L193] SORT_5 var_75_arg_1 = input_6; [L194] SORT_5 var_75_arg_2 = state_29; [L195] SORT_5 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L196] SORT_1 var_76_arg_0 = var_33; [L197] SORT_5 var_76_arg_1 = var_28; [L198] SORT_5 var_76_arg_2 = var_75; [L199] SORT_5 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L200] SORT_5 next_77_arg_1 = var_76; [L201] SORT_1 var_78_arg_0 = input_4; [L202] SORT_5 var_78_arg_1 = input_7; [L203] SORT_5 var_78_arg_2 = state_31; [L204] SORT_5 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L205] SORT_1 var_79_arg_0 = var_33; [L206] SORT_5 var_79_arg_1 = var_28; [L207] SORT_5 var_79_arg_2 = var_78; [L208] SORT_5 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L209] SORT_5 next_80_arg_1 = var_79; [L210] SORT_1 var_81_arg_0 = var_33; [L211] SORT_8 var_81_arg_1 = input_9; [L212] SORT_8 var_81_arg_2 = state_36; [L213] SORT_8 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L214] SORT_8 next_82_arg_1 = var_81; [L215] SORT_1 var_83_arg_0 = var_33; [L216] SORT_1 var_83_arg_1 = var_24; [L217] SORT_1 var_83_arg_2 = input_3; [L218] SORT_1 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L219] SORT_1 next_84_arg_1 = var_83; [L220] SORT_1 var_85_arg_0 = var_33; [L221] SORT_1 var_85_arg_1 = var_24; [L222] SORT_1 var_85_arg_2 = input_4; [L223] SORT_1 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L224] SORT_1 next_86_arg_1 = var_85; [L225] SORT_1 var_87_arg_0 = input_3; [L226] SORT_5 var_87_arg_1 = input_6; [L227] SORT_5 var_87_arg_2 = state_42; [L228] SORT_5 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L229] SORT_1 var_88_arg_0 = var_33; [L230] SORT_5 var_88_arg_1 = var_28; [L231] SORT_5 var_88_arg_2 = var_87; [L232] SORT_5 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L233] SORT_5 next_89_arg_1 = var_88; [L234] SORT_1 var_90_arg_0 = input_4; [L235] SORT_5 var_90_arg_1 = input_7; [L236] SORT_5 var_90_arg_2 = state_44; [L237] SORT_5 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L238] SORT_1 var_91_arg_0 = var_33; [L239] SORT_5 var_91_arg_1 = var_28; [L240] SORT_5 var_91_arg_2 = var_90; [L241] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L242] SORT_5 next_92_arg_1 = var_91; [L244] state_11 = next_51_arg_1 [L245] state_16 = next_56_arg_1 [L246] state_18 = next_74_arg_1 [L247] state_29 = next_77_arg_1 [L248] state_31 = next_80_arg_1 [L249] state_36 = next_82_arg_1 [L250] state_38 = next_84_arg_1 [L251] state_40 = next_86_arg_1 [L252] state_42 = next_89_arg_1 [L253] state_44 = next_92_arg_1 VAL [bad_27_arg_0=0, init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, input_3=0, input_4=0, input_6=0, input_7=0, input_9=1008, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_1=1, mask_SORT_57=4294967295, mask_SORT_5=18446744073709551615, mask_SORT_8=1023, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_1=1, msb_SORT_57=2147483648, msb_SORT_5=9223372036854775808, msb_SORT_8=512, next_51_arg_1=1, next_56_arg_1=0, next_74_arg_1=0, next_77_arg_1=0, next_80_arg_1=0, next_82_arg_1=1008, next_84_arg_1=1, next_86_arg_1=1, next_89_arg_1=0, next_92_arg_1=0, state_11=1, state_16=0, state_18=0, state_29=0, state_31=0, state_36=1008, state_38=1, state_40=1, state_42=0, state_44=0, var_10=0, var_13=255, var_13_arg_0=0, var_15=0, var_20=1, var_20_arg_0=0, var_20_arg_1=0, var_21=255, var_21_arg_0=255, var_21_arg_1=1, var_24=1, var_25=0, var_25_arg_0=255, var_26=0, var_26_arg_0=1, var_26_arg_1=0, var_28=0, var_33=1, var_33_arg_0=0, var_35=0, var_46=0, var_46_arg_0=0, var_47=0, var_47_arg_0=0, var_48=0, var_48_arg_0=0, var_48_arg_1=0, var_52=0, var_52_arg_0=0, var_53=0, var_53_arg_0=0, var_54=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_55_arg_0=1, var_55_arg_1=0, var_55_arg_2=0, var_58=1, var_59=1, var_59_arg_0=1, var_60=1, var_60_arg_0=0, var_60_arg_1=1, var_61=0, var_61_arg_0=0, var_62=1000, var_63=0, var_63_arg_0=0, var_63_arg_1=1000, var_64=9223372036854775807, var_65=0, var_65_arg_0=0, var_65_arg_1=9223372036854775807, var_66=0, var_66_arg_0=0, var_66_arg_1=0, var_67=12245771, var_68=0, var_68_arg_0=0, var_68_arg_1=12245771, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_70_arg_0=0, var_70_arg_1=1, var_70_arg_2=0, var_71=1, var_71_arg_0=1, var_71_arg_1=1, var_72=0, var_72_arg_0=1, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=1, var_73_arg_1=0, var_73_arg_2=0, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_75_arg_2=0, var_76=0, var_76_arg_0=1, var_76_arg_1=0, var_76_arg_2=0, var_78=0, var_78_arg_0=0, var_78_arg_1=0, var_78_arg_2=0, var_79=0, var_79_arg_0=1, var_79_arg_1=0, var_79_arg_2=0, var_81=1008, var_81_arg_0=1, var_81_arg_1=1008, var_81_arg_2=0, var_83=1, var_83_arg_0=1, var_83_arg_1=1, var_83_arg_2=0, var_85=1, var_85_arg_0=1, var_85_arg_1=1, var_85_arg_2=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=1, var_88_arg_1=0, var_88_arg_2=0, var_90=0, var_90_arg_0=0, var_90_arg_1=0, var_90_arg_2=0, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0] [L92] input_2 = __VERIFIER_nondet_uchar() [L93] input_3 = __VERIFIER_nondet_uchar() [L94] input_3 = input_3 & mask_SORT_1 [L95] input_4 = __VERIFIER_nondet_uchar() [L96] input_4 = input_4 & mask_SORT_1 [L97] input_6 = __VERIFIER_nondet_ulong() [L98] input_6 = input_6 & mask_SORT_5 [L99] input_7 = __VERIFIER_nondet_ulong() [L100] input_7 = input_7 & mask_SORT_5 [L101] input_9 = __VERIFIER_nondet_ushort() [L104] SORT_1 var_13_arg_0 = state_11; [L105] SORT_1 var_13 = ~var_13_arg_0; [L106] SORT_14 var_20_arg_0 = state_16; [L107] SORT_14 var_20_arg_1 = state_18; [L108] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L109] SORT_1 var_21_arg_0 = var_13; [L110] SORT_1 var_21_arg_1 = var_20; [L111] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L112] SORT_1 var_25_arg_0 = var_21; [L113] SORT_1 var_25 = ~var_25_arg_0; [L114] SORT_1 var_26_arg_0 = var_24; [L115] SORT_1 var_26_arg_1 = var_25; [L116] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L117] var_26 = var_26 & mask_SORT_1 [L118] SORT_1 bad_27_arg_0 = var_26; [L119] CALL __VERIFIER_assert(!(bad_27_arg_0)) [L22] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L119] RET __VERIFIER_assert(!(bad_27_arg_0)) [L121] SORT_1 next_51_arg_1 = var_24; [L122] SORT_1 var_33_arg_0 = state_11; [L123] SORT_1 var_33 = ~var_33_arg_0; [L124] var_33 = var_33 & mask_SORT_1 [L125] SORT_5 var_52_arg_0 = state_29; [L126] var_52_arg_0 = var_52_arg_0 & mask_SORT_5 [L127] SORT_14 var_52 = var_52_arg_0; [L128] SORT_5 var_53_arg_0 = state_31; [L129] var_53_arg_0 = var_53_arg_0 & mask_SORT_5 [L130] SORT_14 var_53 = var_53_arg_0; [L131] SORT_14 var_54_arg_0 = var_52; [L132] SORT_14 var_54_arg_1 = var_53; [L133] SORT_14 var_54 = var_54_arg_0 * var_54_arg_1; [L134] SORT_1 var_55_arg_0 = var_33; [L135] SORT_14 var_55_arg_1 = var_15; [L136] SORT_14 var_55_arg_2 = var_54; [L137] SORT_14 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L138] var_55 = var_55 & mask_SORT_14 [L139] SORT_14 next_56_arg_1 = var_55; [L140] SORT_1 var_71_arg_0 = state_38; [L141] SORT_1 var_71_arg_1 = state_40; [L142] SORT_1 var_71 = var_71_arg_0 | var_71_arg_1; [L143] var_71 = var_71 & mask_SORT_1 [L144] SORT_8 var_61_arg_0 = state_36; [L145] var_61_arg_0 = var_61_arg_0 & mask_SORT_8 [L146] SORT_57 var_61 = var_61_arg_0; [L147] SORT_57 var_63_arg_0 = var_61; [L148] SORT_57 var_63_arg_1 = var_62; [L149] SORT_1 var_63 = var_63_arg_0 > var_63_arg_1; [L150] SORT_5 var_65_arg_0 = input_6; [L151] SORT_5 var_65_arg_1 = var_64; [L152] SORT_1 var_65 = var_65_arg_0 == var_65_arg_1; [L153] SORT_1 var_66_arg_0 = var_63; [L154] SORT_1 var_66_arg_1 = var_65; [L155] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L156] SORT_5 var_68_arg_0 = input_7; [L157] SORT_5 var_68_arg_1 = var_67; [L158] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L159] SORT_1 var_69_arg_0 = var_66; [L160] SORT_1 var_69_arg_1 = var_68; [L161] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L162] var_69 = var_69 & mask_SORT_1 [L163] SORT_5 var_46_arg_0 = state_42; [L164] var_46_arg_0 = var_46_arg_0 & mask_SORT_5 [L165] SORT_14 var_46 = var_46_arg_0; [L166] SORT_5 var_47_arg_0 = state_44; [L167] var_47_arg_0 = var_47_arg_0 & mask_SORT_5 [L168] SORT_14 var_47 = var_47_arg_0; [L169] SORT_14 var_48_arg_0 = var_46; [L170] SORT_14 var_48_arg_1 = var_47; [L171] SORT_14 var_48 = var_48_arg_0 * var_48_arg_1; [L172] SORT_57 var_59_arg_0 = var_58; [L173] var_59_arg_0 = var_59_arg_0 & mask_SORT_57 [L174] SORT_14 var_59 = var_59_arg_0; [L175] SORT_14 var_60_arg_0 = var_48; [L176] SORT_14 var_60_arg_1 = var_59; [L177] SORT_14 var_60 = var_60_arg_0 + var_60_arg_1; [L178] SORT_1 var_70_arg_0 = var_69; [L179] SORT_14 var_70_arg_1 = var_60; [L180] SORT_14 var_70_arg_2 = var_48; [L181] SORT_14 var_70 = var_70_arg_0 ? var_70_arg_1 : var_70_arg_2; [L182] SORT_1 var_72_arg_0 = var_71; [L183] SORT_14 var_72_arg_1 = var_70; [L184] SORT_14 var_72_arg_2 = state_18; [L185] SORT_14 var_72 = var_72_arg_0 ? var_72_arg_1 : var_72_arg_2; [L186] SORT_1 var_73_arg_0 = var_33; [L187] SORT_14 var_73_arg_1 = var_15; [L188] SORT_14 var_73_arg_2 = var_72; [L189] SORT_14 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L190] var_73 = var_73 & mask_SORT_14 [L191] SORT_14 next_74_arg_1 = var_73; [L192] SORT_1 var_75_arg_0 = input_3; [L193] SORT_5 var_75_arg_1 = input_6; [L194] SORT_5 var_75_arg_2 = state_29; [L195] SORT_5 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L196] SORT_1 var_76_arg_0 = var_33; [L197] SORT_5 var_76_arg_1 = var_28; [L198] SORT_5 var_76_arg_2 = var_75; [L199] SORT_5 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L200] SORT_5 next_77_arg_1 = var_76; [L201] SORT_1 var_78_arg_0 = input_4; [L202] SORT_5 var_78_arg_1 = input_7; [L203] SORT_5 var_78_arg_2 = state_31; [L204] SORT_5 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L205] SORT_1 var_79_arg_0 = var_33; [L206] SORT_5 var_79_arg_1 = var_28; [L207] SORT_5 var_79_arg_2 = var_78; [L208] SORT_5 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L209] SORT_5 next_80_arg_1 = var_79; [L210] SORT_1 var_81_arg_0 = var_33; [L211] SORT_8 var_81_arg_1 = input_9; [L212] SORT_8 var_81_arg_2 = state_36; [L213] SORT_8 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L214] SORT_8 next_82_arg_1 = var_81; [L215] SORT_1 var_83_arg_0 = var_33; [L216] SORT_1 var_83_arg_1 = var_24; [L217] SORT_1 var_83_arg_2 = input_3; [L218] SORT_1 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L219] SORT_1 next_84_arg_1 = var_83; [L220] SORT_1 var_85_arg_0 = var_33; [L221] SORT_1 var_85_arg_1 = var_24; [L222] SORT_1 var_85_arg_2 = input_4; [L223] SORT_1 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L224] SORT_1 next_86_arg_1 = var_85; [L225] SORT_1 var_87_arg_0 = input_3; [L226] SORT_5 var_87_arg_1 = input_6; [L227] SORT_5 var_87_arg_2 = state_42; [L228] SORT_5 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L229] SORT_1 var_88_arg_0 = var_33; [L230] SORT_5 var_88_arg_1 = var_28; [L231] SORT_5 var_88_arg_2 = var_87; [L232] SORT_5 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L233] SORT_5 next_89_arg_1 = var_88; [L234] SORT_1 var_90_arg_0 = input_4; [L235] SORT_5 var_90_arg_1 = input_7; [L236] SORT_5 var_90_arg_2 = state_44; [L237] SORT_5 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L238] SORT_1 var_91_arg_0 = var_33; [L239] SORT_5 var_91_arg_1 = var_28; [L240] SORT_5 var_91_arg_2 = var_90; [L241] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L242] SORT_5 next_92_arg_1 = var_91; [L244] state_11 = next_51_arg_1 [L245] state_16 = next_56_arg_1 [L246] state_18 = next_74_arg_1 [L247] state_29 = next_77_arg_1 [L248] state_31 = next_80_arg_1 [L249] state_36 = next_82_arg_1 [L250] state_38 = next_84_arg_1 [L251] state_40 = next_86_arg_1 [L252] state_42 = next_89_arg_1 [L253] state_44 = next_92_arg_1 VAL [bad_27_arg_0=0, init_12_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_37_arg_1=0, init_39_arg_1=1, init_41_arg_1=1, init_43_arg_1=0, init_45_arg_1=0, input_3=0, input_4=0, input_6=9223372036854775807, input_7=12245771, input_9=0, mask_SORT_14=340282366920938463463374607431768211455, mask_SORT_1=1, mask_SORT_57=4294967295, mask_SORT_5=18446744073709551615, mask_SORT_8=1023, msb_SORT_14=170141183460469231731687303715884105728, msb_SORT_1=1, msb_SORT_57=2147483648, msb_SORT_5=9223372036854775808, msb_SORT_8=512, next_51_arg_1=1, next_56_arg_1=0, next_74_arg_1=1, next_77_arg_1=0, next_80_arg_1=0, next_82_arg_1=1008, next_84_arg_1=0, next_86_arg_1=0, next_89_arg_1=0, next_92_arg_1=0, state_11=1, state_16=0, state_18=1, state_29=0, state_31=0, state_36=1008, state_38=0, state_40=0, state_42=0, state_44=0, var_10=0, var_13=254, var_13_arg_0=1, var_15=0, var_20=1, var_20_arg_0=0, var_20_arg_1=0, var_21=255, var_21_arg_0=254, var_21_arg_1=1, var_24=1, var_25=0, var_25_arg_0=255, var_26=0, var_26_arg_0=1, var_26_arg_1=0, var_28=0, var_33=0, var_33_arg_0=1, var_35=0, var_46=0, var_46_arg_0=0, var_47=0, var_47_arg_0=0, var_48=0, var_48_arg_0=0, var_48_arg_1=0, var_52=0, var_52_arg_0=0, var_53=0, var_53_arg_0=0, var_54=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_55_arg_2=0, var_58=1, var_59=1, var_59_arg_0=1, var_60=1, var_60_arg_0=0, var_60_arg_1=1, var_61=1008, var_61_arg_0=1008, var_62=1000, var_63=1, var_63_arg_0=1008, var_63_arg_1=1000, var_64=9223372036854775807, var_65=1, var_65_arg_0=9223372036854775807, var_65_arg_1=9223372036854775807, var_66=1, var_66_arg_0=1, var_66_arg_1=1, var_67=12245771, var_68=1, var_68_arg_0=12245771, var_68_arg_1=12245771, var_69=1, var_69_arg_0=1, var_69_arg_1=1, var_70=1, var_70_arg_0=1, var_70_arg_1=1, var_70_arg_2=0, var_71=1, var_71_arg_0=1, var_71_arg_1=1, var_72=1, var_72_arg_0=1, var_72_arg_1=1, var_72_arg_2=0, var_73=1, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=1, var_75=0, var_75_arg_0=0, var_75_arg_1=9223372036854775807, var_75_arg_2=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_78=0, var_78_arg_0=0, var_78_arg_1=12245771, var_78_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=1008, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=1008, var_83=0, var_83_arg_0=0, var_83_arg_1=1, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=1, var_85_arg_2=0, var_87=0, var_87_arg_0=0, var_87_arg_1=9223372036854775807, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=0, var_88_arg_2=0, var_90=0, var_90_arg_0=0, var_90_arg_1=12245771, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0] [L92] input_2 = __VERIFIER_nondet_uchar() [L93] input_3 = __VERIFIER_nondet_uchar() [L94] input_3 = input_3 & mask_SORT_1 [L95] input_4 = __VERIFIER_nondet_uchar() [L96] input_4 = input_4 & mask_SORT_1 [L97] input_6 = __VERIFIER_nondet_ulong() [L98] input_6 = input_6 & mask_SORT_5 [L99] input_7 = __VERIFIER_nondet_ulong() [L100] input_7 = input_7 & mask_SORT_5 [L101] input_9 = __VERIFIER_nondet_ushort() [L104] SORT_1 var_13_arg_0 = state_11; [L105] SORT_1 var_13 = ~var_13_arg_0; [L106] SORT_14 var_20_arg_0 = state_16; [L107] SORT_14 var_20_arg_1 = state_18; [L108] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L109] SORT_1 var_21_arg_0 = var_13; [L110] SORT_1 var_21_arg_1 = var_20; [L111] SORT_1 var_21 = var_21_arg_0 | var_21_arg_1; [L112] SORT_1 var_25_arg_0 = var_21; [L113] SORT_1 var_25 = ~var_25_arg_0; [L114] SORT_1 var_26_arg_0 = var_24; [L115] SORT_1 var_26_arg_1 = var_25; [L116] SORT_1 var_26 = var_26_arg_0 & var_26_arg_1; [L117] var_26 = var_26 & mask_SORT_1 [L118] SORT_1 bad_27_arg_0 = var_26; [L119] CALL __VERIFIER_assert(!(bad_27_arg_0)) [L22] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L22] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.1s, OverallIterations: 3, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 46 ConstructedInterpolants, 12 QuantifiedInterpolants, 1151 SizeOfPredicates, 120 NumberOfNonLiveVariables, 746 ConjunctsInSsa, 120 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-11-19 05:18:29,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce1e85c-9e91-49e7-a4ca-ad2c1ae26a81/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE