./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 32bit --witnessprinter.graph.data.programhash 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:17:21,757 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:17:21,873 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:17:21,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:17:21,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:17:21,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:17:21,926 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:17:21,927 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:17:21,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:17:21,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:17:21,933 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:17:21,934 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:17:21,935 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:17:21,936 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:17:21,937 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:17:21,937 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:17:21,938 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:17:21,938 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:17:21,938 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:17:21,939 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:17:21,939 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:17:21,940 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:17:21,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:17:21,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:17:21,942 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:17:21,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:17:21,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:17:21,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:17:21,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:17:21,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:17:21,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:17:21,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:17:21,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:17:21,946 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:17:21,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:17:21,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:17:21,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:21,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:17:21,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:17:21,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:17:21,949 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:17:21,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:17:21,949 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:17:21,950 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:17:21,950 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:17:21,950 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_d51bf29a-f362-488b-92cb-f434668bba33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 [2023-11-19 04:17:22,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:17:22,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:17:22,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:17:22,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:17:22,306 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:17:22,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-11-19 04:17:25,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:17:25,661 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:17:25,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-11-19 04:17:25,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data/aca9ecb44/6f1422b075d84cfb8057ea03ace9af1f/FLAG48da21d15 [2023-11-19 04:17:25,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data/aca9ecb44/6f1422b075d84cfb8057ea03ace9af1f [2023-11-19 04:17:25,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:17:25,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:17:25,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:25,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:17:25,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:17:25,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:25" (1/1) ... [2023-11-19 04:17:25,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6cd214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:25, skipping insertion in model container [2023-11-19 04:17:25,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:25" (1/1) ... [2023-11-19 04:17:25,737 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:17:25,926 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_d51bf29a-f362-488b-92cb-f434668bba33/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-11-19 04:17:26,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:26,063 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:17:26,076 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_d51bf29a-f362-488b-92cb-f434668bba33/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-11-19 04:17:26,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:26,147 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:17:26,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26 WrapperNode [2023-11-19 04:17:26,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:26,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:26,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:17:26,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:17:26,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,235 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 284 [2023-11-19 04:17:26,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:26,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:17:26,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:17:26,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:17:26,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:17:26,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:17:26,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:17:26,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:17:26,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (1/1) ... [2023-11-19 04:17:26,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:26,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:17:26,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:17:26,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:17:26,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:17:26,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:17:26,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:17:26,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:17:26,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:17:26,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:17:26,579 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:17:26,589 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:17:27,257 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:17:27,671 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:17:27,672 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:17:27,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:27 BoogieIcfgContainer [2023-11-19 04:17:27,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:17:27,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:17:27,683 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:17:27,686 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:17:27,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:17:25" (1/3) ... [2023-11-19 04:17:27,687 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149acac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:17:27, skipping insertion in model container [2023-11-19 04:17:27,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:26" (2/3) ... [2023-11-19 04:17:27,690 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149acac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:17:27, skipping insertion in model container [2023-11-19 04:17:27,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:27" (3/3) ... [2023-11-19 04:17:27,691 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-11-19 04:17:27,709 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:17:27,710 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:17:27,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:17:27,782 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;@52021077, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:17:27,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:17:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 04:17:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 04:17:27,804 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:17:27,805 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:17:27,805 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:17:27,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:17:27,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1994783270, now seen corresponding path program 1 times [2023-11-19 04:17:27,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:17:27,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945684251] [2023-11-19 04:17:27,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:27,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:17:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:17:28,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:17:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:17:29,133 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:17:29,136 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:17:29,138 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:17:29,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:17:29,145 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:17:29,149 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:17:29,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:17:29 BoogieIcfgContainer [2023-11-19 04:17:29,317 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:17:29,317 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:17:29,317 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:17:29,318 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:17:29,318 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:27" (3/4) ... [2023-11-19 04:17:29,320 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:17:29,322 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:17:29,323 INFO L158 Benchmark]: Toolchain (without parser) took 3634.80ms. Allocated memory was 136.3MB in the beginning and 218.1MB in the end (delta: 81.8MB). Free memory was 76.6MB in the beginning and 158.4MB in the end (delta: -81.9MB). Peak memory consumption was 115.5kB. Max. memory is 16.1GB. [2023-11-19 04:17:29,323 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:17:29,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.24ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 76.4MB in the beginning and 142.5MB in the end (delta: -66.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-11-19 04:17:29,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.09ms. Allocated memory is still 180.4MB. Free memory was 142.5MB in the beginning and 137.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:17:29,326 INFO L158 Benchmark]: Boogie Preprocessor took 54.90ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 134.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:17:29,326 INFO L158 Benchmark]: RCFGBuilder took 1386.86ms. Allocated memory is still 180.4MB. Free memory was 134.8MB in the beginning and 98.1MB in the end (delta: 36.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 04:17:29,327 INFO L158 Benchmark]: TraceAbstraction took 1634.17ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 98.1MB in the beginning and 159.5MB in the end (delta: -61.4MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2023-11-19 04:17:29,328 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 218.1MB. Free memory was 159.5MB in the beginning and 158.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:17:29,331 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.24ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 76.4MB in the beginning and 142.5MB in the end (delta: -66.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.09ms. Allocated memory is still 180.4MB. Free memory was 142.5MB in the beginning and 137.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.90ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 134.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1386.86ms. Allocated memory is still 180.4MB. Free memory was 134.8MB in the beginning and 98.1MB in the end (delta: 36.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1634.17ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 98.1MB in the beginning and 159.5MB in the end (delta: -61.4MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 218.1MB. Free memory was 159.5MB in the beginning and 158.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: 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 someBinaryFLOATComparisonOperation at line 206, overapproximation of shiftRight at line 93, overapproximation of bitwiseOr at line 121, overapproximation of someUnaryDOUBLEoperation at line 48, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 64; [L23] unsigned char var_1_7 = 0; [L24] unsigned short int var_1_11 = 500; [L25] unsigned char var_1_13 = 64; [L26] unsigned char var_1_15 = 1; [L27] unsigned char var_1_16 = 8; [L28] double var_1_17 = 7.5; [L29] double var_1_18 = 31.125; [L30] double var_1_19 = 10.5; [L31] double var_1_20 = 0.0; [L32] double var_1_21 = 16.75; [L33] double var_1_22 = 2.5; [L34] double var_1_23 = 64.5; [L35] signed long int var_1_24 = 10; [L36] signed char var_1_26 = 16; [L37] signed char var_1_27 = 4; [L38] signed char var_1_28 = -10; [L39] float var_1_29 = 63.794; [L40] unsigned short int var_1_30 = 1; [L41] signed long int var_1_31 = -2; [L42] unsigned char var_1_32 = 64; [L43] unsigned char var_1_33 = 8; [L44] unsigned char var_1_38 = 8; [L45] unsigned char var_1_39 = 10; [L46] double var_1_40 = 8.35; [L47] double var_1_41 = 63.75; [L48] double var_1_42 = -0.125; [L49] double var_1_43 = -0.8; [L50] double var_1_44 = -0.5; [L51] unsigned short int var_1_45 = 50; [L52] unsigned char var_1_46 = 0; [L53] unsigned char var_1_47 = 5; [L54] unsigned char var_1_48 = 1; [L55] signed char var_1_49 = -16; [L56] signed char var_1_50 = 2; [L57] signed char var_1_51 = 16; [L58] signed char var_1_52 = 0; [L59] signed long int var_1_53 = 256; [L60] double var_1_54 = 1.25; [L61] unsigned long int var_1_55 = 5; [L62] signed long int last_1_var_1_1 = 64; [L63] unsigned char last_1_var_1_13 = 64; [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L202] last_1_var_1_1 = var_1_1 [L203] last_1_var_1_13 = var_1_13 [L213] RET updateLastVariables() [L214] CALL updateVariables() [L147] var_1_7 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L149] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L150] var_1_15 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L152] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L153] var_1_16 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L155] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L158] var_1_19 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L160] var_1_20 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L162] var_1_21 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L164] var_1_22 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L166] var_1_23 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L170] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L171] var_1_28 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_28 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L173] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L174] var_1_38 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L176] CALL assume_abort_if_not(var_1_38 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_38 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L177] var_1_39 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L179] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L180] var_1_41 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L182] var_1_42 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L184] var_1_43 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L186] var_1_44 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L188] var_1_47 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L190] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L191] var_1_50 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_50 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_50 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L193] CALL assume_abort_if_not(var_1_50 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_50 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L194] var_1_51 = __VERIFIER_nondet_char() [L195] CALL assume_abort_if_not(var_1_51 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_51 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L196] CALL assume_abort_if_not(var_1_51 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_51 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L197] var_1_52 = __VERIFIER_nondet_char() [L198] CALL assume_abort_if_not(var_1_52 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=1, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_52 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=1, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L199] CALL assume_abort_if_not(var_1_52 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=1, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_52 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=15/2, var_1_18=505, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=65, var_1_39=64, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=1, var_1_51=1, var_1_52=1, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=1] [L214] RET updateVariables() [L215] CALL step() [L67] signed long int stepLocal_1 = last_1_var_1_1; [L68] COND FALSE !(stepLocal_1 != last_1_var_1_13) [L71] var_1_31 = var_1_13 [L72] var_1_55 = var_1_30 [L73] COND TRUE \read(var_1_7) [L74] var_1_17 = ((((((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) < (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) ? (((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) : (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))) [L78] COND TRUE \read(var_1_7) [L79] var_1_29 = var_1_20 [L81] COND FALSE !(var_1_44 > (var_1_43 + var_1_41)) [L88] var_1_48 = var_1_39 [L89] var_1_32 = var_1_16 [L90] var_1_54 = var_1_44 [L91] var_1_30 = var_1_32 [L92] unsigned char stepLocal_0 = var_1_13; [L93] EXPR var_1_32 >> var_1_32 [L93] COND FALSE !((var_1_32 >> var_1_32) < stepLocal_0) [L96] COND FALSE !((-32 & var_1_38) > var_1_1) [L99] var_1_40 = (var_1_43 + var_1_44) [L101] COND FALSE !(var_1_44 >= ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L108] COND TRUE var_1_44 <= (var_1_29 + var_1_43) [L109] var_1_45 = var_1_31 [L112] COND FALSE !(var_1_41 < var_1_29) [L115] var_1_49 = ((((((((var_1_50) < (var_1_51)) ? (var_1_50) : (var_1_51)))) > (var_1_52)) ? (((((var_1_50) < (var_1_51)) ? (var_1_50) : (var_1_51)))) : (var_1_52))) [L117] COND TRUE var_1_11 >= var_1_30 [L118] var_1_26 = (var_1_27 + var_1_28) [L120] var_1_53 = var_1_26 [L121] EXPR (var_1_31 + 4u) | var_1_30 [L121] COND TRUE 32u < ((var_1_31 + 4u) | var_1_30) [L122] var_1_1 = (var_1_26 + (var_1_26 + var_1_32)) [L130] unsigned short int stepLocal_2 = var_1_30; [L131] COND FALSE !(! var_1_7) [L134] COND FALSE !(var_1_11 < stepLocal_2) [L137] var_1_24 = var_1_26 [L140] EXPR var_1_11 ^ var_1_24 [L140] EXPR var_1_13 | var_1_30 [L140] COND FALSE !((var_1_11 ^ var_1_24) < (var_1_13 | var_1_30)) [L143] var_1_33 = (((((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))) < 0 ) ? -((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))) : ((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))))) [L215] RET step() [L216] CALL, EXPR property() [L206] EXPR (var_1_31 + 4u) | var_1_30 [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) [L206] EXPR var_1_32 >> var_1_32 [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) [L206-L207] return ((((((((((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1)) && ((last_1_var_1_1 != last_1_var_1_13) ? (var_1_13 == ((unsigned char) ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1)) && (var_1_7 ? (var_1_17 == ((double) ((((((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) < (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) ? (((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) : (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))))) : (var_1_17 == ((double) var_1_22)))) && ((! var_1_7) ? (var_1_24 == ((signed long int) (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))))) : ((var_1_11 < var_1_30) ? (var_1_24 == ((signed long int) -4)) : (var_1_24 == ((signed long int) var_1_26))))) && ((var_1_11 >= var_1_30) ? (var_1_26 == ((signed char) (var_1_27 + var_1_28))) : 1)) && (var_1_7 ? (var_1_29 == ((float) var_1_20)) : 1)) && (var_1_30 == ((unsigned short int) var_1_32))) && (var_1_31 == ((signed long int) var_1_13))) && (var_1_32 == ((unsigned char) var_1_16)) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=507, var_1_18=505, var_1_19=511, var_1_1=254, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=0, var_1_26=0, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=254, var_1_31=64, var_1_32=254, var_1_33=64, var_1_38=65, var_1_39=64, var_1_40=510, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=64, var_1_46=0, var_1_47=127, var_1_48=64, var_1_49=1, var_1_50=1, var_1_51=1, var_1_52=1, var_1_53=0, var_1_54=509, var_1_55=1, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=254, var_1_17=507, var_1_18=505, var_1_19=511, var_1_1=254, var_1_20=31897/500, var_1_21=508, var_1_22=507, var_1_23=507, var_1_24=0, var_1_26=0, var_1_27=-63, var_1_28=63, var_1_29=31897/500, var_1_30=254, var_1_31=64, var_1_32=254, var_1_33=64, var_1_38=65, var_1_39=64, var_1_40=510, var_1_41=510, var_1_42=510, var_1_43=506, var_1_44=509, var_1_45=64, var_1_46=0, var_1_47=127, var_1_48=64, var_1_49=1, var_1_50=1, var_1_51=1, var_1_52=1, var_1_53=0, var_1_54=509, var_1_55=1, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 32, 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=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 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 04:17:29,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 32bit --witnessprinter.graph.data.programhash 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:17:32,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:17:32,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:17:32,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:17:32,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:17:32,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:17:32,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:17:32,341 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:17:32,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:17:32,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:17:32,347 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:17:32,347 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:17:32,348 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:17:32,349 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:17:32,350 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:17:32,350 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:17:32,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:17:32,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:17:32,352 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:17:32,353 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:17:32,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:17:32,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:17:32,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:17:32,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:17:32,355 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:17:32,355 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:17:32,356 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:17:32,356 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:17:32,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:17:32,357 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:17:32,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:17:32,359 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:17:32,359 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:17:32,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:32,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:17:32,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:17:32,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:17:32,360 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:17:32,361 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:17:32,362 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:17:32,362 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:17:32,362 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:17:32,362 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_d51bf29a-f362-488b-92cb-f434668bba33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 [2023-11-19 04:17:32,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:17:32,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:17:32,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:17:32,825 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:17:32,828 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:17:32,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-11-19 04:17:36,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:17:36,436 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:17:36,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-11-19 04:17:36,449 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data/0e18171a4/7136b15a069144b8b24726fb2c911d2a/FLAG817e06648 [2023-11-19 04:17:36,466 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/data/0e18171a4/7136b15a069144b8b24726fb2c911d2a [2023-11-19 04:17:36,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:17:36,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:17:36,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:36,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:17:36,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:17:36,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:36" (1/1) ... [2023-11-19 04:17:36,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dbf79a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:36, skipping insertion in model container [2023-11-19 04:17:36,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:36" (1/1) ... [2023-11-19 04:17:36,520 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:17:36,707 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_d51bf29a-f362-488b-92cb-f434668bba33/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-11-19 04:17:36,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:36,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:17:36,902 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_d51bf29a-f362-488b-92cb-f434668bba33/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-11-19 04:17:37,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:37,092 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:17:37,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37 WrapperNode [2023-11-19 04:17:37,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:37,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:37,095 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:17:37,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:17:37,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,209 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-19 04:17:37,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:37,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:17:37,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:17:37,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:17:37,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,277 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:17:37,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:17:37,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:17:37,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:17:37,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (1/1) ... [2023-11-19 04:17:37,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:37,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:17:37,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:17:37,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:17:37,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:17:37,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:17:37,437 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:17:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:17:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:17:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:17:37,585 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:17:37,589 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:17:43,202 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:17:43,217 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:17:43,220 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:17:43,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:43 BoogieIcfgContainer [2023-11-19 04:17:43,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:17:43,245 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:17:43,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:17:43,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:17:43,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:17:36" (1/3) ... [2023-11-19 04:17:43,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce5fa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:17:43, skipping insertion in model container [2023-11-19 04:17:43,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:37" (2/3) ... [2023-11-19 04:17:43,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce5fa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:17:43, skipping insertion in model container [2023-11-19 04:17:43,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:17:43" (3/3) ... [2023-11-19 04:17:43,253 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-11-19 04:17:43,278 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:17:43,278 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:17:43,343 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:17:43,351 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;@4712d2fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:17:43,351 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:17:43,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 60 states have internal predecessors, (82), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 04:17:43,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 04:17:43,385 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:17:43,386 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:17:43,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:17:43,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:17:43,394 INFO L85 PathProgramCache]: Analyzing trace with hash 2139569921, now seen corresponding path program 1 times [2023-11-19 04:17:43,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:17:43,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1563490577] [2023-11-19 04:17:43,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:43,415 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 04:17:43,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:17:43,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:43,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:17:44,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:17:44,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:17:44,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-11-19 04:17:44,295 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:17:44,295 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:17:44,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1563490577] [2023-11-19 04:17:44,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1563490577] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:17:44,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:17:44,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:17:44,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603797528] [2023-11-19 04:17:44,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:17:44,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:17:44,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:17:44,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:17:44,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:17:44,389 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 60 states have internal predecessors, (82), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 04:17:44,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:17:44,432 INFO L93 Difference]: Finished difference Result 181 states and 318 transitions. [2023-11-19 04:17:44,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:17:44,435 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 207 [2023-11-19 04:17:44,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:17:44,443 INFO L225 Difference]: With dead ends: 181 [2023-11-19 04:17:44,443 INFO L226 Difference]: Without dead ends: 90 [2023-11-19 04:17:44,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:17:44,451 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:17:44,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:17:44,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-19 04:17:44,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-19 04:17:44,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 04:17:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2023-11-19 04:17:44,512 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 207 [2023-11-19 04:17:44,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:17:44,513 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2023-11-19 04:17:44,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 04:17:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-19 04:17:44,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 04:17:44,519 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:17:44,519 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:17:44,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:17:44,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:44,738 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:17:44,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:17:44,739 INFO L85 PathProgramCache]: Analyzing trace with hash 2098192597, now seen corresponding path program 1 times [2023-11-19 04:17:44,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:17:44,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385792651] [2023-11-19 04:17:44,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:44,740 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 04:17:44,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:17:44,742 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:44,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:17:45,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:17:45,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:17:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-19 04:17:48,343 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:17:48,344 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:17:48,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [385792651] [2023-11-19 04:17:48,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [385792651] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:17:48,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:17:48,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:17:48,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075586496] [2023-11-19 04:17:48,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:17:48,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:17:48,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:17:48,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:17:48,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:17:48,349 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:17:51,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:17:53,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:17:55,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:17:57,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:17:59,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:17:59,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:17:59,367 INFO L93 Difference]: Finished difference Result 265 states and 412 transitions. [2023-11-19 04:17:59,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:17:59,395 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 207 [2023-11-19 04:17:59,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:17:59,400 INFO L225 Difference]: With dead ends: 265 [2023-11-19 04:17:59,401 INFO L226 Difference]: Without dead ends: 178 [2023-11-19 04:17:59,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:17:59,404 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 142 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 65 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2023-11-19 04:17:59,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 446 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 103 Invalid, 4 Unknown, 0 Unchecked, 10.8s Time] [2023-11-19 04:17:59,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-19 04:17:59,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 150. [2023-11-19 04:17:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 83 states have (on average 1.2289156626506024) internal successors, (102), 83 states have internal predecessors, (102), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 04:17:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 230 transitions. [2023-11-19 04:17:59,462 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 230 transitions. Word has length 207 [2023-11-19 04:17:59,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:17:59,463 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 230 transitions. [2023-11-19 04:17:59,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:17:59,464 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 230 transitions. [2023-11-19 04:17:59,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 04:17:59,470 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:17:59,472 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:17:59,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:59,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:59,673 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:17:59,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:17:59,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1774072873, now seen corresponding path program 1 times [2023-11-19 04:17:59,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:17:59,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83589653] [2023-11-19 04:17:59,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:59,676 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 04:17:59,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:17:59,677 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:17:59,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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)] Waiting until timeout for monitored process [2023-11-19 04:18:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:00,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:18:00,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:18:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-19 04:18:00,419 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:18:00,419 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:18:00,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [83589653] [2023-11-19 04:18:00,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [83589653] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:18:00,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:18:00,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:18:00,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192520290] [2023-11-19 04:18:00,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:18:00,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:18:00,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:18:00,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:18:00,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:18:00,423 INFO L87 Difference]: Start difference. First operand 150 states and 230 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:18:02,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:18:04,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:18:06,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:18:06,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:18:06,835 INFO L93 Difference]: Finished difference Result 263 states and 407 transitions. [2023-11-19 04:18:06,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:18:06,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 207 [2023-11-19 04:18:06,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:18:06,862 INFO L225 Difference]: With dead ends: 263 [2023-11-19 04:18:06,862 INFO L226 Difference]: Without dead ends: 176 [2023-11-19 04:18:06,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:18:06,865 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 39 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-11-19 04:18:06,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 260 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 3 Unknown, 0 Unchecked, 6.4s Time] [2023-11-19 04:18:06,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-19 04:18:06,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 167. [2023-11-19 04:18:06,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 100 states have (on average 1.3) internal successors, (130), 100 states have internal predecessors, (130), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 04:18:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 258 transitions. [2023-11-19 04:18:06,918 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 258 transitions. Word has length 207 [2023-11-19 04:18:06,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:18:06,920 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 258 transitions. [2023-11-19 04:18:06,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-19 04:18:06,921 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 258 transitions. [2023-11-19 04:18:06,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 04:18:06,930 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:06,931 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:18:06,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:18:07,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:18:07,149 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:18:07,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:07,149 INFO L85 PathProgramCache]: Analyzing trace with hash 526749717, now seen corresponding path program 1 times [2023-11-19 04:18:07,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:18:07,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [299276302] [2023-11-19 04:18:07,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:07,151 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 04:18:07,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:18:07,157 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 04:18:07,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d51bf29a-f362-488b-92cb-f434668bba33/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 (5)] Waiting until timeout for monitored process [2023-11-19 04:18:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:18:08,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:18:08,019 INFO L285 TraceCheckSpWp]: Computing forward predicates...