./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2 --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 cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:23:29,889 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:23:29,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:23:29,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:23:29,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:23:30,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:23:30,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:23:30,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:23:30,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:23:30,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:23:30,012 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:23:30,012 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:23:30,013 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:23:30,013 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:23:30,013 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:23:30,017 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:23:30,017 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:23:30,018 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:23:30,018 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:23:30,018 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:23:30,019 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:23:30,019 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:23:30,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:23:30,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:23:30,020 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:23:30,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:23:30,021 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:23:30,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:23:30,021 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:23:30,021 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:23:30,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:23:30,022 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:23:30,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:23:30,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:23:30,022 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:23:30,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:23:30,023 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:23:30,023 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:23:30,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:30,025 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:23:30,025 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:23:30,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:23:30,026 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:23:30,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:23:30,026 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:23:30,027 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:23:30,027 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:23:30,027 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_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 [2024-11-02 12:23:30,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:23:30,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:23:30,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:23:30,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:23:30,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:23:30,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i Unable to find full path for "g++" [2024-11-02 12:23:32,342 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:23:32,567 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:23:32,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2024-11-02 12:23:32,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data/0e2d107fc/c509b8c36a0e4ca9bf35ac8ccb58f2ad/FLAGc4371e8c9 [2024-11-02 12:23:32,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data/0e2d107fc/c509b8c36a0e4ca9bf35ac8ccb58f2ad [2024-11-02 12:23:32,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:23:32,933 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:23:32,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:32,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:23:32,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:23:32,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:32" (1/1) ... [2024-11-02 12:23:32,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f47d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:32, skipping insertion in model container [2024-11-02 12:23:32,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:32" (1/1) ... [2024-11-02 12:23:32,977 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:23:33,188 WARN L251 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_585643af-bc6c-4150-ab50-1fb838562bfe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-02 12:23:33,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:33,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:23:33,281 WARN L251 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_585643af-bc6c-4150-ab50-1fb838562bfe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-02 12:23:33,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:33,336 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:23:33,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33 WrapperNode [2024-11-02 12:23:33,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:33,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:33,338 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:23:33,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:23:33,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,397 INFO L138 Inliner]: procedures = 29, calls = 148, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 430 [2024-11-02 12:23:33,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:33,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:23:33,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:23:33,399 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:23:33,411 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:23:33,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:23:33,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:23:33,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:23:33,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:33,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:23:33,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:23:33,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:23:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:23:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:23:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:23:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:23:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:23:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-02 12:23:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:23:33,573 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:23:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:23:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:23:33,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:23:33,759 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:23:33,762 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:23:34,422 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-11-02 12:23:34,422 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:23:34,869 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:23:34,870 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:23:34,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:34 BoogieIcfgContainer [2024-11-02 12:23:34,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:23:34,872 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:23:34,873 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:23:34,876 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:23:34,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:23:32" (1/3) ... [2024-11-02 12:23:34,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d53ca11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:34, skipping insertion in model container [2024-11-02 12:23:34,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (2/3) ... [2024-11-02 12:23:34,881 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d53ca11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:34, skipping insertion in model container [2024-11-02 12:23:34,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:34" (3/3) ... [2024-11-02 12:23:34,882 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-41.i [2024-11-02 12:23:34,902 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:23:34,902 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:23:34,972 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:23:34,982 INFO L333 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, 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;@3550da69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:23:34,982 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:23:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-02 12:23:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-02 12:23:34,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:34,997 INFO L215 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:23:34,997 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:35,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:35,004 INFO L85 PathProgramCache]: Analyzing trace with hash 914789522, now seen corresponding path program 1 times [2024-11-02 12:23:35,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:23:35,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281025505] [2024-11-02 12:23:35,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:35,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:23:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:23:37,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:23:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:23:39,220 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:23:39,223 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:23:39,225 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:23:39,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:23:39,232 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:23:39,408 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:23:39,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:23:39 BoogieIcfgContainer [2024-11-02 12:23:39,412 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:23:39,413 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:23:39,414 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:23:39,414 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:23:39,415 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:34" (3/4) ... [2024-11-02 12:23:39,418 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:23:39,419 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:23:39,422 INFO L158 Benchmark]: Toolchain (without parser) took 6488.22ms. Allocated memory was 174.1MB in the beginning and 346.0MB in the end (delta: 172.0MB). Free memory was 136.4MB in the beginning and 309.1MB in the end (delta: -172.7MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,423 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 174.1MB. Free memory is still 148.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:23:39,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.97ms. Allocated memory is still 174.1MB. Free memory was 136.4MB in the beginning and 120.9MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.60ms. Allocated memory is still 174.1MB. Free memory was 120.9MB in the beginning and 117.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,426 INFO L158 Benchmark]: Boogie Preprocessor took 67.10ms. Allocated memory is still 174.1MB. Free memory was 117.5MB in the beginning and 115.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,428 INFO L158 Benchmark]: RCFGBuilder took 1404.26ms. Allocated memory is still 174.1MB. Free memory was 115.2MB in the beginning and 110.2MB in the end (delta: 5.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,428 INFO L158 Benchmark]: TraceAbstraction took 4540.40ms. Allocated memory was 174.1MB in the beginning and 346.0MB in the end (delta: 172.0MB). Free memory was 109.3MB in the beginning and 309.1MB in the end (delta: -199.8MB). Peak memory consumption was 142.2MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,430 INFO L158 Benchmark]: Witness Printer took 6.74ms. Allocated memory is still 346.0MB. Free memory is still 309.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:23:39,434 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 174.1MB. Free memory is still 148.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.97ms. Allocated memory is still 174.1MB. Free memory was 136.4MB in the beginning and 120.9MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.60ms. Allocated memory is still 174.1MB. Free memory was 120.9MB in the beginning and 117.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.10ms. Allocated memory is still 174.1MB. Free memory was 117.5MB in the beginning and 115.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1404.26ms. Allocated memory is still 174.1MB. Free memory was 115.2MB in the beginning and 110.2MB in the end (delta: 5.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 4540.40ms. Allocated memory was 174.1MB in the beginning and 346.0MB in the end (delta: 172.0MB). Free memory was 109.3MB in the beginning and 309.1MB in the end (delta: -199.8MB). Peak memory consumption was 142.2MB. Max. memory is 16.1GB. * Witness Printer took 6.74ms. Allocated memory is still 346.0MB. Free memory is still 309.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] signed char* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_5 = 0; [L25] unsigned char* var_1_5_Pointer = &(var_1_5); [L26] signed char var_1_6 = -8; [L27] signed char* var_1_6_Pointer = &(var_1_6); [L28] signed char var_1_7 = 5; [L29] signed char* var_1_7_Pointer = &(var_1_7); [L30] unsigned short int var_1_8 = 2; [L31] unsigned short int* var_1_8_Pointer = &(var_1_8); [L32] unsigned char var_1_11 = 0; [L33] unsigned char* var_1_11_Pointer = &(var_1_11); [L34] double var_1_12 = 8.5; [L35] double* var_1_12_Pointer = &(var_1_12); [L36] double var_1_13 = 999999999999.6; [L37] double* var_1_13_Pointer = &(var_1_13); [L38] signed long int var_1_14 = 10; [L39] signed long int* var_1_14_Pointer = &(var_1_14); [L40] signed char var_1_15 = -1; [L41] signed char* var_1_15_Pointer = &(var_1_15); [L42] unsigned char var_1_16 = 16; [L43] unsigned char* var_1_16_Pointer = &(var_1_16); [L44] unsigned char var_1_17 = 64; [L45] unsigned char* var_1_17_Pointer = &(var_1_17); [L46] signed char last_1_var_1_1 = -16; [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] CALL updateLastVariables() [L104] EXPR \read(var_1_1) [L104] last_1_var_1_1 = var_1_1 [L114] RET updateLastVariables() [L115] CALL updateVariables() [L81] var_1_5 = __VERIFIER_nondet_uchar() [L82] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L82] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L83] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L83] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L84] var_1_6 = __VERIFIER_nondet_char() [L85] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L85] CALL assume_abort_if_not(var_1_6 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_6 >= -31) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L86] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L86] CALL assume_abort_if_not(var_1_6 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_6 <= 31) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L87] var_1_7 = __VERIFIER_nondet_char() [L88] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L88] CALL assume_abort_if_not(var_1_7 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_7 >= -63) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L89] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L89] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L90] var_1_11 = __VERIFIER_nondet_uchar() [L91] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L91] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L92] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L92] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L93] var_1_13 = __VERIFIER_nondet_double() [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L94] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F ) [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F [L94] EXPR \read(var_1_13) [L94] EXPR var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F [L94] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L94] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L95] var_1_15 = __VERIFIER_nondet_char() [L96] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L96] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L97] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L97] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L98] EXPR \read(var_1_15) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L98] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L99] var_1_17 = __VERIFIER_nondet_uchar() [L100] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L100] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L101] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L101] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L115] RET updateVariables() [L116] CALL step() [L50] EXPR \read(*var_1_5_Pointer) [L50] COND TRUE (*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1) [L51] EXPR \read(*var_1_17_Pointer) [L51] (*(var_1_16_Pointer)) = (*(var_1_17_Pointer)) [L53] EXPR \read(*var_1_13_Pointer) [L53] (*(var_1_12_Pointer)) = ((*(var_1_13_Pointer)) - 8.3) [L54] EXPR \read(*var_1_13_Pointer) [L54] EXPR \read(*var_1_12_Pointer) [L54] unsigned char stepLocal_1 = (*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)); [L55] EXPR \read(*var_1_5_Pointer) [L55] COND FALSE !((*(var_1_5_Pointer)) && stepLocal_1) [L58] EXPR \read(*var_1_15_Pointer) [L58] (*(var_1_14_Pointer)) = (*(var_1_15_Pointer)) [L60] EXPR \read(*var_1_5_Pointer) [L60] COND TRUE (*(var_1_5_Pointer)) [L61] EXPR \read(*var_1_16_Pointer) [L61] EXPR \read(*var_1_16_Pointer) [L61] (*(var_1_8_Pointer)) = ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))) [L69] EXPR \read(*var_1_8_Pointer) [L69] EXPR \read(*var_1_16_Pointer) [L69] unsigned long int stepLocal_0 = ((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer)); [L70] EXPR \read(*var_1_8_Pointer) [L70] COND FALSE !(stepLocal_0 > (*(var_1_8_Pointer))) [L77] EXPR \read(*var_1_6_Pointer) [L77] (*(var_1_1_Pointer)) = (*(var_1_6_Pointer)) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR ((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer)))) [L107] EXPR \read(*var_1_1_Pointer) [L107] EXPR \read(*var_1_6_Pointer) [L107] EXPR ((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer)))) [L107] EXPR (((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))))) [L107] EXPR \read(*var_1_5_Pointer) [L107] EXPR (*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))) [L107] EXPR \read(*var_1_8_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR (*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))) [L107] EXPR (((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))))) [L107] EXPR ((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3))) [L107] EXPR \read(*var_1_12_Pointer) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR ((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3))) [L107] EXPR (((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer))))) [L107] EXPR \read(*var_1_5_Pointer) [L107] EXPR (*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer))) [L107] EXPR \read(*var_1_13_Pointer) [L107] EXPR \read(*var_1_12_Pointer) [L107] EXPR (*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer))) [L107] EXPR ((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))) [L107] EXPR \read(*var_1_14_Pointer) [L107] EXPR \read(*var_1_16_Pointer) [L107] EXPR ((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))) [L107] EXPR (((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer))))) [L107] EXPR ((((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))))) && (((*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1)) ? ((*(var_1_16_Pointer)) == ((unsigned char) (*(var_1_17_Pointer)))) : 1) [L107-L108] return ((((((((*(var_1_8_Pointer)) & 0u) * (*(var_1_16_Pointer))) > (*(var_1_8_Pointer))) ? ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed char) ((16 + (*(var_1_6_Pointer))) + (*(var_1_7_Pointer))))) : ((*(var_1_1_Pointer)) == ((signed char) (((((*(var_1_6_Pointer))) < 0 ) ? -((*(var_1_6_Pointer))) : ((*(var_1_6_Pointer)))))))) : ((*(var_1_1_Pointer)) == ((signed char) (*(var_1_6_Pointer))))) && ((*(var_1_5_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) ((*(var_1_16_Pointer)) + (*(var_1_16_Pointer))))) : ((((*(var_1_16_Pointer)) > (*(var_1_14_Pointer))) || (*(var_1_11_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer)))) : ((*(var_1_8_Pointer)) == ((unsigned short int) (*(var_1_16_Pointer))))))) && ((*(var_1_12_Pointer)) == ((double) ((*(var_1_13_Pointer)) - 8.3)))) && (((*(var_1_5_Pointer)) && ((*(var_1_13_Pointer)) >= (*(var_1_12_Pointer)))) ? ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_16_Pointer)))) : ((*(var_1_14_Pointer)) == ((signed long int) (*(var_1_15_Pointer)))))) && (((*(var_1_5_Pointer)) && (last_1_var_1_1 <= last_1_var_1_1)) ? ((*(var_1_16_Pointer)) == ((unsigned char) (*(var_1_17_Pointer)))) : 1) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=-16, var_1_11={9:0}, var_1_11_Pointer={9:0}, var_1_12={10:0}, var_1_12_Pointer={10:0}, var_1_13={11:0}, var_1_13_Pointer={11:0}, var_1_14={12:0}, var_1_14_Pointer={12:0}, var_1_15={13:0}, var_1_15_Pointer={13:0}, var_1_16={14:0}, var_1_16_Pointer={14:0}, var_1_17={15:0}, var_1_17_Pointer={15:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_5={5:0}, var_1_5_Pointer={5:0}, var_1_6={6:0}, var_1_6_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 1, TraceHistogramMax: 14, 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=37occurred 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, 2.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 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 [2024-11-02 12:23:39,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2 --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 cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:23:42,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:23:42,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:23:42,153 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:23:42,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:23:42,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:23:42,206 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:23:42,207 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:23:42,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:23:42,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:23:42,208 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:23:42,208 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:23:42,209 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:23:42,209 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:23:42,214 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:23:42,214 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:23:42,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:23:42,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:23:42,216 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:23:42,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:23:42,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:23:42,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:23:42,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:23:42,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:23:42,218 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:23:42,218 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:23:42,219 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:23:42,219 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:23:42,219 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:23:42,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:23:42,220 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:23:42,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:23:42,222 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:23:42,223 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:23:42,223 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:23:42,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:42,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:23:42,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:23:42,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:23:42,225 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:23:42,225 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:23:42,227 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:23:42,227 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:23:42,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:23:42,229 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_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf57f6cdcf870de2612fde58ee5c1f342ba08bbc54728c19b9bea815b9a3fde0 [2024-11-02 12:23:42,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:23:42,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:23:42,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:23:42,651 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:23:42,651 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:23:42,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i Unable to find full path for "g++" [2024-11-02 12:23:44,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:23:45,147 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:23:45,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i [2024-11-02 12:23:45,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data/15335794e/c9726d61d48844f48746100642b7ef75/FLAGe02bfb212 [2024-11-02 12:23:45,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/data/15335794e/c9726d61d48844f48746100642b7ef75 [2024-11-02 12:23:45,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:23:45,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:23:45,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:45,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:23:45,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:23:45,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:45,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d54a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45, skipping insertion in model container [2024-11-02 12:23:45,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:45,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:23:45,760 WARN L251 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_585643af-bc6c-4150-ab50-1fb838562bfe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-02 12:23:45,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:45,844 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:23:45,860 WARN L251 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_585643af-bc6c-4150-ab50-1fb838562bfe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-41.i[916,929] [2024-11-02 12:23:45,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:45,938 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:23:45,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45 WrapperNode [2024-11-02 12:23:45,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:45,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:45,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:23:45,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:23:45,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:45,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,027 INFO L138 Inliner]: procedures = 36, calls = 148, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 427 [2024-11-02 12:23:46,031 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:46,031 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:23:46,032 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:23:46,032 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:23:46,042 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,049 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,049 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,063 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:23:46,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:23:46,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:23:46,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:23:46,100 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:46,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:46,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:23:46,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:23:46,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:23:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:23:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-02 12:23:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-02 12:23:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:23:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-02 12:23:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:23:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-02 12:23:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-02 12:23:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:23:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:23:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:23:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:23:46,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:23:46,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:23:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:23:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:23:46,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:23:46,346 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:23:46,351 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:23:47,469 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-11-02 12:23:47,471 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:23:47,486 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:23:47,487 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:23:47,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:47 BoogieIcfgContainer [2024-11-02 12:23:47,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:23:47,489 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:23:47,490 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:23:47,493 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:23:47,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:23:45" (1/3) ... [2024-11-02 12:23:47,494 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f413cc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:47, skipping insertion in model container [2024-11-02 12:23:47,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45" (2/3) ... [2024-11-02 12:23:47,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f413cc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:47, skipping insertion in model container [2024-11-02 12:23:47,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:47" (3/3) ... [2024-11-02 12:23:47,498 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-41.i [2024-11-02 12:23:47,515 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:23:47,515 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:23:47,589 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:23:47,598 INFO L333 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, 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;@52783582, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:23:47,599 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:23:47,603 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 72 states have (on average 1.4027777777777777) internal successors, (101), 73 states have internal predecessors, (101), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-02 12:23:47,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-02 12:23:47,614 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:47,615 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:23:47,616 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:47,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:47,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1210687020, now seen corresponding path program 1 times [2024-11-02 12:23:47,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:47,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1002515024] [2024-11-02 12:23:47,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:47,638 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 [2024-11-02 12:23:47,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:47,639 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:23:47,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:23:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:48,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:23:48,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2024-11-02 12:23:48,192 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:48,194 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:48,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1002515024] [2024-11-02 12:23:48,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1002515024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:48,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:48,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:23:48,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038035551] [2024-11-02 12:23:48,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:48,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:23:48,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:48,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:23:48,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:23:48,243 INFO L87 Difference]: Start difference. First operand has 89 states, 72 states have (on average 1.4027777777777777) internal successors, (101), 73 states have internal predecessors, (101), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-02 12:23:48,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:23:48,277 INFO L93 Difference]: Finished difference Result 167 states and 260 transitions. [2024-11-02 12:23:48,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:23:48,280 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-11-02 12:23:48,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:23:48,290 INFO L225 Difference]: With dead ends: 167 [2024-11-02 12:23:48,291 INFO L226 Difference]: Without dead ends: 81 [2024-11-02 12:23:48,297 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:23:48,300 INFO L432 NwaCegarLoop]: 115 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, 115 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 [2024-11-02 12:23:48,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:23:48,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-02 12:23:48,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-02 12:23:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.3384615384615384) internal successors, (87), 65 states have internal predecessors, (87), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-02 12:23:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2024-11-02 12:23:48,347 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 114 [2024-11-02 12:23:48,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:23:48,348 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2024-11-02 12:23:48,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-02 12:23:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2024-11-02 12:23:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-02 12:23:48,351 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:48,352 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:23:48,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-02 12:23:48,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:23:48,553 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:48,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:48,554 INFO L85 PathProgramCache]: Analyzing trace with hash 26934232, now seen corresponding path program 1 times [2024-11-02 12:23:48,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:48,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709971336] [2024-11-02 12:23:48,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:48,556 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 [2024-11-02 12:23:48,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:48,559 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:23:48,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:23:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:49,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:23:49,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-02 12:23:49,186 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:49,187 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:49,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [709971336] [2024-11-02 12:23:49,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [709971336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:49,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:49,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:23:49,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828471916] [2024-11-02 12:23:49,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:49,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:23:49,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:49,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:23:49,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:23:49,191 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-02 12:23:49,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:23:49,469 INFO L93 Difference]: Finished difference Result 162 states and 231 transitions. [2024-11-02 12:23:49,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:23:49,470 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2024-11-02 12:23:49,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:23:49,475 INFO L225 Difference]: With dead ends: 162 [2024-11-02 12:23:49,475 INFO L226 Difference]: Without dead ends: 84 [2024-11-02 12:23:49,476 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:23:49,478 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 1 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:23:49,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 325 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:23:49,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-02 12:23:49,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 83. [2024-11-02 12:23:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 67 states have (on average 1.328358208955224) internal successors, (89), 67 states have internal predecessors, (89), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-02 12:23:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2024-11-02 12:23:49,498 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 114 [2024-11-02 12:23:49,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:23:49,505 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2024-11-02 12:23:49,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-02 12:23:49,506 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-11-02 12:23:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-02 12:23:49,511 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:49,511 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:23:49,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 12:23:49,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:23:49,712 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:49,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:49,713 INFO L85 PathProgramCache]: Analyzing trace with hash 706992602, now seen corresponding path program 1 times [2024-11-02 12:23:49,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:49,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320487495] [2024-11-02 12:23:49,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:49,715 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 [2024-11-02 12:23:49,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:49,718 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:23:49,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-02 12:23:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:50,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:23:50,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:50,489 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:23:50,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-02 12:23:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-02 12:23:50,538 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:50,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:50,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320487495] [2024-11-02 12:23:50,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320487495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:50,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:50,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:23:50,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230193255] [2024-11-02 12:23:50,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:50,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:23:50,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:50,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:23:50,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:23:50,541 INFO L87 Difference]: Start difference. First operand 83 states and 117 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-02 12:23:51,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:23:51,522 INFO L93 Difference]: Finished difference Result 164 states and 232 transitions. [2024-11-02 12:23:51,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-02 12:23:51,526 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-11-02 12:23:51,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:23:51,527 INFO L225 Difference]: With dead ends: 164 [2024-11-02 12:23:51,528 INFO L226 Difference]: Without dead ends: 84 [2024-11-02 12:23:51,528 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-02 12:23:51,529 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 82 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-02 12:23:51,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 342 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-02 12:23:51,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-02 12:23:51,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 83. [2024-11-02 12:23:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 67 states have internal predecessors, (88), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-02 12:23:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 116 transitions. [2024-11-02 12:23:51,542 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 116 transitions. Word has length 114 [2024-11-02 12:23:51,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:23:51,543 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 116 transitions. [2024-11-02 12:23:51,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-02 12:23:51,543 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 116 transitions. [2024-11-02 12:23:51,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-02 12:23:51,545 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:51,545 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:23:51,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-02 12:23:51,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:23:51,749 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:51,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:51,749 INFO L85 PathProgramCache]: Analyzing trace with hash 184993312, now seen corresponding path program 1 times [2024-11-02 12:23:51,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:51,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [632217175] [2024-11-02 12:23:51,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:51,751 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 [2024-11-02 12:23:51,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:51,755 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:23:51,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_585643af-bc6c-4150-ab50-1fb838562bfe/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 12:23:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:52,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-02 12:23:52,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:56,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:23:57,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:23:58,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:23:59,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:24:00,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:24:01,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:24:01,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:24:01,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:24:01,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-02 12:24:01,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2024-11-02 12:24:01,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 40 [2024-11-02 12:24:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 6 proven. 328 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-02 12:24:01,985 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:24:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-02 12:24:02,317 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:02,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [632217175] [2024-11-02 12:24:02,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [632217175] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-02 12:24:02,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 12:24:02,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [23] total 26 [2024-11-02 12:24:02,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896567119] [2024-11-02 12:24:02,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:24:02,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:24:02,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:02,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:24:02,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=544, Unknown=0, NotChecked=0, Total=650 [2024-11-02 12:24:02,322 INFO L87 Difference]: Start difference. First operand 83 states and 116 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14)