./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.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_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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_afa27f4f-613e-4a56-ba0d-eb36b8080502/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 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:14:19,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:14:19,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:14:19,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:14:19,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:14:19,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:14:19,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:14:19,428 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:14:19,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:14:19,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:14:19,430 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:14:19,430 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:14:19,431 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:14:19,432 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:14:19,432 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:14:19,433 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:14:19,434 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:14:19,434 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:14:19,435 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:14:19,448 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:14:19,448 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:14:19,453 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:14:19,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:14:19,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:14:19,460 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:14:19,460 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:14:19,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:14:19,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:14:19,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:14:19,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:14:19,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:14:19,464 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:14:19,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:14:19,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:14:19,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:14:19,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:14:19,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:19,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:14:19,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:14:19,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:14:19,467 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:14:19,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:14:19,468 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:14:19,468 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:14:19,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:14:19,469 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_afa27f4f-613e-4a56-ba0d-eb36b8080502/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e [2023-11-19 04:14:19,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:14:19,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:14:19,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:14:19,809 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:14:19,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:14:19,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-19 04:14:23,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:14:23,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:14:23,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-19 04:14:23,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data/51cab1ef1/d8c15a5c3b374b598100934bd8428102/FLAG16b488161 [2023-11-19 04:14:23,310 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data/51cab1ef1/d8c15a5c3b374b598100934bd8428102 [2023-11-19 04:14:23,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:14:23,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:14:23,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:23,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:14:23,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:14:23,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7428e89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23, skipping insertion in model container [2023-11-19 04:14:23,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:14:23,544 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_afa27f4f-613e-4a56-ba0d-eb36b8080502/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-19 04:14:23,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:23,624 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:14:23,640 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_afa27f4f-613e-4a56-ba0d-eb36b8080502/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-19 04:14:23,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:23,704 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:14:23,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23 WrapperNode [2023-11-19 04:14:23,705 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:23,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:23,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:14:23,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:14:23,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,785 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2023-11-19 04:14:23,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:23,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:14:23,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:14:23,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:14:23,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,803 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,804 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,824 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:14:23,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:14:23,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:14:23,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:14:23,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (1/1) ... [2023-11-19 04:14:23,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:23,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:14:23,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:14:23,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:14:23,941 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:14:23,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:14:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:14:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:14:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:14:23,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:14:24,084 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:14:24,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:14:24,604 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:14:25,005 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:14:25,005 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:14:25,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:25 BoogieIcfgContainer [2023-11-19 04:14:25,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:14:25,016 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:14:25,017 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:14:25,020 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:14:25,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:14:23" (1/3) ... [2023-11-19 04:14:25,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2edea9e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:25, skipping insertion in model container [2023-11-19 04:14:25,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:23" (2/3) ... [2023-11-19 04:14:25,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2edea9e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:25, skipping insertion in model container [2023-11-19 04:14:25,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:25" (3/3) ... [2023-11-19 04:14:25,026 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-73.i [2023-11-19 04:14:25,048 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:14:25,048 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:14:25,125 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:14:25,133 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;@1e34ea5b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:14:25,134 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:14:25,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:14:25,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 04:14:25,160 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:14:25,161 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:25,162 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:14:25,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:14:25,171 INFO L85 PathProgramCache]: Analyzing trace with hash 939035915, now seen corresponding path program 1 times [2023-11-19 04:14:25,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:14:25,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849050493] [2023-11-19 04:14:25,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:14:25,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:14:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:14:25,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:14:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:14:26,556 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:14:26,558 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:14:26,560 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:14:26,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:14:26,573 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:14:26,585 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:14:26,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:14:26 BoogieIcfgContainer [2023-11-19 04:14:26,755 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:14:26,758 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:14:26,758 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:14:26,758 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:14:26,759 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:25" (3/4) ... [2023-11-19 04:14:26,765 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:14:26,767 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:14:26,768 INFO L158 Benchmark]: Toolchain (without parser) took 3453.44ms. Allocated memory was 134.2MB in the beginning and 220.2MB in the end (delta: 86.0MB). Free memory was 67.4MB in the beginning and 98.5MB in the end (delta: -31.1MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. [2023-11-19 04:14:26,769 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:14:26,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.40ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 67.3MB in the beginning and 143.2MB in the end (delta: -75.9MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-11-19 04:14:26,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.58ms. Allocated memory is still 182.5MB. Free memory was 143.2MB in the beginning and 140.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:14:26,779 INFO L158 Benchmark]: Boogie Preprocessor took 54.37ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 138.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:14:26,780 INFO L158 Benchmark]: RCFGBuilder took 1169.91ms. Allocated memory is still 182.5MB. Free memory was 138.7MB in the beginning and 103.0MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 04:14:26,782 INFO L158 Benchmark]: TraceAbstraction took 1738.55ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 102.1MB in the beginning and 99.5MB in the end (delta: 2.5MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2023-11-19 04:14:26,782 INFO L158 Benchmark]: Witness Printer took 9.25ms. Allocated memory is still 220.2MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:14:26,793 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.40ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 67.3MB in the beginning and 143.2MB in the end (delta: -75.9MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.58ms. Allocated memory is still 182.5MB. Free memory was 143.2MB in the beginning and 140.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.37ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 138.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1169.91ms. Allocated memory is still 182.5MB. Free memory was 138.7MB in the beginning and 103.0MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1738.55ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 102.1MB in the beginning and 99.5MB in the end (delta: 2.5MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * Witness Printer took 9.25ms. Allocated memory is still 220.2MB. Free memory is still 98.5MB. 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 someBinaryDOUBLEComparisonOperation at line 51, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of shiftRight at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 7.325; [L23] double var_1_2 = 9.2; [L24] double var_1_3 = 63.8; [L25] double var_1_4 = 256.6; [L26] double var_1_5 = 2.375; [L27] double var_1_6 = 25.8; [L28] unsigned char var_1_7 = 1; [L29] double var_1_8 = 1.5; [L30] unsigned long int var_1_9 = 32; [L31] unsigned long int var_1_10 = 3567543019; [L32] unsigned long int var_1_11 = 32; [L33] float var_1_12 = 31.875; [L34] signed long int var_1_13 = 128; [L35] unsigned char var_1_14 = 8; [L36] signed long int var_1_15 = -16; [L37] unsigned char var_1_16 = 4; [L38] double var_1_17 = 1.2; [L39] unsigned char var_1_18 = 16; [L40] signed long int var_1_19 = 64; [L41] unsigned char var_1_20 = 0; [L42] signed long int var_1_21 = 1897833385; [L43] unsigned char var_1_22 = 2; [L44] signed char var_1_23 = -5; [L45] signed char var_1_24 = -4; [L46] signed char var_1_25 = 2; [L47] signed long int var_1_26 = -1000000; [L145] isInitial = 1 [L146] FCALL initially() [L147] COND TRUE 1 [L148] FCALL updateLastVariables() [L149] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L93] var_1_3 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L95] var_1_4 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L97] var_1_5 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L99] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L100] var_1_6 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L102] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L103] var_1_7 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L105] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L106] var_1_8 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L108] var_1_10 = __VERIFIER_nondet_ulong() [L109] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L110] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L111] var_1_11 = __VERIFIER_nondet_ulong() [L112] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L113] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L114] var_1_14 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L116] CALL assume_abort_if_not(var_1_14 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_14 <= 255) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L117] var_1_15 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_15 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_15 >= -2147483647) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L119] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L120] var_1_17 = __VERIFIER_nondet_double() [L121] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L122] var_1_18 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L124] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L125] var_1_20 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L127] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L128] var_1_21 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_21 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_21 >= 1073741823) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L130] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L131] var_1_24 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_24 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_24 >= -126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L133] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L134] var_1_25 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_25 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_25 >= -126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L136] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L149] RET updateVariables() [L150] CALL step() [L51] COND TRUE var_1_2 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))) [L52] COND TRUE \read(var_1_7) [L53] var_1_1 = var_1_8 [L60] COND TRUE var_1_2 < (var_1_4 - var_1_3) [L61] var_1_9 = (var_1_10 - var_1_11) [L63] COND TRUE (((((var_1_9 / 2)) > ((~ var_1_11))) ? ((var_1_9 / 2)) : ((~ var_1_11)))) <= var_1_10 [L64] var_1_12 = var_1_8 [L66] unsigned long int stepLocal_0 = var_1_9; [L67] EXPR var_1_14 >> var_1_10 [L67] COND TRUE (var_1_14 >> var_1_10) < stepLocal_0 [L68] var_1_13 = ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L70] COND TRUE var_1_3 >= (var_1_17 * var_1_4) [L71] var_1_16 = var_1_18 [L73] COND TRUE var_1_7 && var_1_20 [L74] var_1_19 = ((1827081742 - var_1_16) - (var_1_21 - (var_1_18 + var_1_14))) [L82] var_1_22 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L83] COND FALSE !(var_1_2 > var_1_5) [L86] var_1_23 = var_1_24 [L88] var_1_26 = var_1_25 [L150] RET step() [L151] CALL, EXPR property() [L141] EXPR ((((var_1_2 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_2 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_11))) : 1)) && (((((((var_1_9 / 2)) > ((~ var_1_11))) ? ((var_1_9 / 2)) : ((~ var_1_11)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_14 >> var_1_10) < var_1_9) ? (var_1_13 == ((signed long int) ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))))) : 1) [L141-L142] return (((((((((var_1_2 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_2 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_11))) : 1)) && (((((((var_1_9 / 2)) > ((~ var_1_11))) ? ((var_1_9 / 2)) : ((~ var_1_11)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_14 >> var_1_10) < var_1_9) ? (var_1_13 == ((signed long int) ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))))) : 1)) && ((var_1_3 >= (var_1_17 * var_1_4)) ? (var_1_16 == ((unsigned char) var_1_18)) : 1)) && ((var_1_7 && var_1_20) ? (var_1_19 == ((signed long int) ((1827081742 - var_1_16) - (var_1_21 - (var_1_18 + var_1_14))))) : ((2u >= ((((var_1_21) > (var_1_9)) ? (var_1_21) : (var_1_9)))) ? (var_1_19 == ((signed long int) var_1_15)) : (var_1_19 == ((signed long int) var_1_15))))) && (var_1_22 == ((unsigned char) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) && ((var_1_2 > var_1_5) ? (var_1_23 == ((signed char) (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) : (var_1_23 == ((signed char) var_1_24)))) && (var_1_26 == ((signed long int) var_1_25)) ; [L151] RET, EXPR property() [L151] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=-320401650, var_1_14=0, var_1_15=-320401650, var_1_16=254, var_1_17=3567543026, var_1_18=254, var_1_19=-320401904, var_1_1=255/8, var_1_20=1, var_1_21=2147483646, var_1_22=254, var_1_23=-1, var_1_24=-1, var_1_25=-1, var_1_26=-1, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=2147483646] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=-320401650, var_1_14=0, var_1_15=-320401650, var_1_16=254, var_1_17=3567543026, var_1_18=254, var_1_19=-320401904, var_1_1=255/8, var_1_20=1, var_1_21=2147483646, var_1_22=254, var_1_23=-1, var_1_24=-1, var_1_25=-1, var_1_26=-1, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=2147483646] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred 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, 108 NumberOfCodeBlocks, 108 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 04:14:26,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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_afa27f4f-613e-4a56-ba0d-eb36b8080502/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 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:14:29,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:14:29,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:14:29,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:14:29,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:14:29,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:14:29,750 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:14:29,751 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:14:29,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:14:29,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:14:29,757 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:14:29,758 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:14:29,758 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:14:29,760 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:14:29,761 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:14:29,761 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:14:29,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:14:29,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:14:29,763 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:14:29,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:14:29,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:14:29,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:14:29,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:14:29,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:14:29,766 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:14:29,767 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:14:29,767 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:14:29,767 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:14:29,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:14:29,768 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:14:29,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:14:29,770 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:14:29,770 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:14:29,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:29,771 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:14:29,771 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:14:29,771 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:14:29,771 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:14:29,772 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:14:29,773 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:14:29,773 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:14:29,773 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:14:29,773 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_afa27f4f-613e-4a56-ba0d-eb36b8080502/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e [2023-11-19 04:14:30,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:14:30,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:14:30,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:14:30,276 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:14:30,277 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:14:30,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-19 04:14:33,787 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:14:34,170 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:14:34,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-19 04:14:34,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data/1e84467fd/657ed2b70d524ef3b8c4e727f599994a/FLAG116e3924f [2023-11-19 04:14:34,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/data/1e84467fd/657ed2b70d524ef3b8c4e727f599994a [2023-11-19 04:14:34,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:14:34,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:14:34,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:34,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:14:34,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:14:34,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d57ec0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34, skipping insertion in model container [2023-11-19 04:14:34,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,263 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:14:34,478 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_afa27f4f-613e-4a56-ba0d-eb36b8080502/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-19 04:14:34,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:34,644 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:14:34,670 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_afa27f4f-613e-4a56-ba0d-eb36b8080502/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-19 04:14:34,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:34,766 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:14:34,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34 WrapperNode [2023-11-19 04:14:34,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:34,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:34,769 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:14:34,769 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:14:34,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,870 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2023-11-19 04:14:34,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:34,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:14:34,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:14:34,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:14:34,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:14:34,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:14:34,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:14:34,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:14:34,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (1/1) ... [2023-11-19 04:14:34,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:35,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:14:35,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:14:35,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:14:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:14:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:14:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:14:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:14:35,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:14:35,266 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:14:35,269 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:14:44,723 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:14:44,733 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:14:44,737 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:14:44,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:44 BoogieIcfgContainer [2023-11-19 04:14:44,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:14:44,747 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:14:44,747 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:14:44,750 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:14:44,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:14:34" (1/3) ... [2023-11-19 04:14:44,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab0288a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:44, skipping insertion in model container [2023-11-19 04:14:44,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:34" (2/3) ... [2023-11-19 04:14:44,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab0288a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:44, skipping insertion in model container [2023-11-19 04:14:44,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:44" (3/3) ... [2023-11-19 04:14:44,755 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-73.i [2023-11-19 04:14:44,774 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:14:44,774 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:14:44,828 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:14:44,834 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;@6042d7fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:14:44,834 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:14:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:14:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 04:14:44,865 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:14:44,867 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:44,870 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:14:44,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:14:44,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1367618710, now seen corresponding path program 1 times [2023-11-19 04:14:44,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:14:44,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2121832683] [2023-11-19 04:14:44,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:14:44,896 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 04:14:44,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:14:44,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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 04:14:44,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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 04:14:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:14:46,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:14:46,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:14:46,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 1184 trivial. 0 not checked. [2023-11-19 04:14:46,470 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:14:46,471 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:14:46,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2121832683] [2023-11-19 04:14:46,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2121832683] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:14:46,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:14:46,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:14:46,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204498068] [2023-11-19 04:14:46,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:14:46,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:14:46,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:14:46,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:14:46,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:14:46,514 INFO L87 Difference]: Start difference. First operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 04:14:46,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:14:46,553 INFO L93 Difference]: Finished difference Result 147 states and 257 transitions. [2023-11-19 04:14:46,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:14:46,556 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2023-11-19 04:14:46,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:14:46,565 INFO L225 Difference]: With dead ends: 147 [2023-11-19 04:14:46,565 INFO L226 Difference]: Without dead ends: 73 [2023-11-19 04:14:46,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 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 04:14:46,574 INFO L413 NwaCegarLoop]: 110 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, 110 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 04:14:46,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:14:46,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-19 04:14:46,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-19 04:14:46,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 04:14:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 110 transitions. [2023-11-19 04:14:46,634 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 110 transitions. Word has length 181 [2023-11-19 04:14:46,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:14:46,635 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 110 transitions. [2023-11-19 04:14:46,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 04:14:46,635 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2023-11-19 04:14:46,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 04:14:46,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:14:46,641 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:46,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 04:14:46,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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 04:14:46,856 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:14:46,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:14:46,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1859463128, now seen corresponding path program 1 times [2023-11-19 04:14:46,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:14:46,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929253973] [2023-11-19 04:14:46,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:14:46,860 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 04:14:46,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:14:46,861 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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 04:14:46,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afa27f4f-613e-4a56-ba0d-eb36b8080502/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 04:14:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:14:48,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:14:48,335 INFO L285 TraceCheckSpWp]: Computing forward predicates...