./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh --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 affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:27:43,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:27:43,430 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 08:27:43,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:27:43,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:27:43,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:27:43,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:27:43,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:27:43,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:27:43,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:27:43,461 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:27:43,461 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:27:43,462 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:27:43,462 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:27:43,463 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:27:43,463 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:27:43,464 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:27:43,464 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:27:43,465 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:27:43,465 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:27:43,466 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:27:43,467 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:27:43,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:27:43,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:27:43,468 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:27:43,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:27:43,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:27:43,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:27:43,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:27:43,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:27:43,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:27:43,471 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:27:43,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:27:43,472 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:27:43,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:27:43,473 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:27:43,481 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:27:43,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:27:43,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:27:43,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:27:43,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:27:43,483 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:27:43,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:27:43,483 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:27:43,483 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:27:43,484 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:27:43,484 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:27:43,484 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_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e [2023-12-02 08:27:43,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:27:43,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:27:43,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:27:43,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:27:43,725 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:27:43,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-12-02 08:27:46,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:27:46,668 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:27:46,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-12-02 08:27:46,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data/988492242/b20e734d5b11459eb9f578176617d3c5/FLAG9393d6535 [2023-12-02 08:27:46,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data/988492242/b20e734d5b11459eb9f578176617d3c5 [2023-12-02 08:27:46,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:27:46,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:27:46,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:27:46,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:27:46,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:27:46,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:27:46" (1/1) ... [2023-12-02 08:27:46,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4c426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:46, skipping insertion in model container [2023-12-02 08:27:46,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:27:46" (1/1) ... [2023-12-02 08:27:46,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:27:46,860 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-12-02 08:27:46,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:27:46,959 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:27:46,969 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-12-02 08:27:47,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:27:47,029 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:27:47,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47 WrapperNode [2023-12-02 08:27:47,030 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:27:47,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:27:47,031 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:27:47,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:27:47,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,101 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 237 [2023-12-02 08:27:47,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:27:47,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:27:47,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:27:47,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:27:47,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:27:47,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:27:47,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:27:47,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:27:47,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (1/1) ... [2023-12-02 08:27:47,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:27:47,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:27:47,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:27:47,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:27:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:27:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:27:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:27:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:27:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:27:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:27:47,311 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:27:47,313 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:27:47,757 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:27:48,094 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:27:48,094 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:27:48,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:27:48 BoogieIcfgContainer [2023-12-02 08:27:48,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:27:48,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:27:48,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:27:48,101 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:27:48,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:27:46" (1/3) ... [2023-12-02 08:27:48,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3905435c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:27:48, skipping insertion in model container [2023-12-02 08:27:48,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:47" (2/3) ... [2023-12-02 08:27:48,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3905435c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:27:48, skipping insertion in model container [2023-12-02 08:27:48,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:27:48" (3/3) ... [2023-12-02 08:27:48,104 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-12-02 08:27:48,120 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:27:48,120 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:27:48,165 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:27:48,171 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@35e5866e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:27:48,171 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:27:48,175 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 08:27:48,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 08:27:48,187 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:48,188 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:27:48,188 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:27:48,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:48,193 INFO L85 PathProgramCache]: Analyzing trace with hash -743021331, now seen corresponding path program 1 times [2023-12-02 08:27:48,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:27:48,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154270740] [2023-12-02 08:27:48,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:48,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:27:48,363 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:27:48,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [943636405] [2023-12-02 08:27:48,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:48,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:27:48,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:27:48,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:27:48,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:27:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:27:48,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 08:27:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:27:49,002 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 08:27:49,005 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 08:27:49,006 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 08:27:49,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:27:49,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:27:49,217 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 08:27:49,221 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 08:27:49,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:27:49 BoogieIcfgContainer [2023-12-02 08:27:49,382 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 08:27:49,383 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 08:27:49,383 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 08:27:49,383 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 08:27:49,383 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:27:48" (3/4) ... [2023-12-02 08:27:49,386 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 08:27:49,387 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 08:27:49,388 INFO L158 Benchmark]: Toolchain (without parser) took 2692.35ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 129.6MB in the beginning and 173.5MB in the end (delta: -43.9MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-12-02 08:27:49,389 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 163.6MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:27:49,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.54ms. Allocated memory is still 163.6MB. Free memory was 129.2MB in the beginning and 111.9MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 08:27:49,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.87ms. Allocated memory is still 163.6MB. Free memory was 111.9MB in the beginning and 104.6MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 08:27:49,391 INFO L158 Benchmark]: Boogie Preprocessor took 53.92ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 102.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:27:49,391 INFO L158 Benchmark]: RCFGBuilder took 939.15ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 102.0MB in the beginning and 145.6MB in the end (delta: -43.6MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2023-12-02 08:27:49,392 INFO L158 Benchmark]: TraceAbstraction took 1283.76ms. Allocated memory is still 218.1MB. Free memory was 144.6MB in the beginning and 173.5MB in the end (delta: -29.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-02 08:27:49,392 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 218.1MB. Free memory is still 173.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:27:49,396 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 163.6MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.54ms. Allocated memory is still 163.6MB. Free memory was 129.2MB in the beginning and 111.9MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.87ms. Allocated memory is still 163.6MB. Free memory was 111.9MB in the beginning and 104.6MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.92ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 102.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 939.15ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 102.0MB in the beginning and 145.6MB in the end (delta: -43.6MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1283.76ms. Allocated memory is still 218.1MB. Free memory was 144.6MB in the beginning and 173.5MB in the end (delta: -29.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 218.1MB. Free memory is still 173.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 90, overapproximation of shiftLeft at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 204, overapproximation of someUnaryDOUBLEoperation at line 65, overapproximation of bitwiseAnd at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] unsigned char var_1_6 = 4; [L24] unsigned char var_1_7 = 2; [L25] unsigned char var_1_8 = 128; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 100; [L28] signed short int var_1_11 = 10; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 1; [L31] unsigned char var_1_14 = 0; [L32] signed long int var_1_15 = 128; [L33] unsigned char var_1_16 = 128; [L34] unsigned char var_1_17 = 5; [L35] double var_1_18 = 3.6; [L36] double var_1_19 = 31.45; [L37] float var_1_20 = 50.25; [L38] float var_1_21 = 9.8; [L39] float var_1_22 = 4.65; [L40] float var_1_23 = 99.65; [L41] unsigned long int var_1_25 = 128; [L42] signed short int var_1_27 = -16; [L43] unsigned char var_1_28 = 0; [L44] double var_1_30 = 4.5; [L45] double var_1_31 = 255.2; [L46] signed char var_1_32 = -10; [L47] signed char var_1_34 = 5; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 1; [L50] signed short int var_1_37 = 4; [L51] signed long int var_1_38 = -16; [L52] signed char var_1_39 = -32; [L53] unsigned short int last_1_var_1_1 = 4; [L54] unsigned char last_1_var_1_6 = 4; [L55] signed short int last_1_var_1_11 = 10; [L56] signed long int last_1_var_1_15 = 128; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L198] last_1_var_1_1 = var_1_1 [L199] last_1_var_1_6 = var_1_6 [L200] last_1_var_1_11 = var_1_11 [L201] last_1_var_1_15 = var_1_15 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L150] var_1_7 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=128, var_1_9=0] [L153] var_1_8 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L156] var_1_9 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0] [L158] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L159] var_1_10 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L162] var_1_12 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L165] var_1_13 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L167] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L171] var_1_16 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L173] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L174] var_1_17 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L176] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L177] var_1_19 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L179] var_1_21 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L181] var_1_22 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L183] var_1_23 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L185] var_1_28 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L187] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L188] var_1_31 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L190] var_1_34 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_34 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= -126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L192] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L193] var_1_36 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L195] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L212] RET updateVariables() [L213] CALL step() [L60] var_1_25 = var_1_1 [L61] COND TRUE (var_1_1 < ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) || var_1_28 [L62] var_1_27 = var_1_6 [L64] COND FALSE !(! var_1_28) [L67] EXPR var_1_6 & var_1_15 [L67] COND FALSE !(var_1_1 <= (~ (var_1_6 & var_1_15))) [L70] COND TRUE var_1_6 <= var_1_1 [L71] var_1_35 = var_1_36 [L73] COND TRUE var_1_34 <= var_1_15 [L74] var_1_37 = (((((32 - 2)) < (var_1_6)) ? ((32 - 2)) : (var_1_6))) [L86] COND TRUE var_1_31 <= 9.6 [L87] var_1_38 = (((((var_1_34 + var_1_6)) > (var_1_11)) ? ((var_1_34 + var_1_6)) : (var_1_11))) [L97] var_1_39 = var_1_34 [L98] unsigned char stepLocal_2 = var_1_14; [L99] COND FALSE !(\read(var_1_12)) [L110] var_1_11 = last_1_var_1_11 [L112] signed long int stepLocal_1 = last_1_var_1_1; [L113] COND TRUE stepLocal_1 < 5 [L114] var_1_6 = ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))) [L118] unsigned char stepLocal_0 = var_1_6; [L119] COND TRUE var_1_11 <= stepLocal_0 [L120] var_1_1 = ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))) [L122] signed long int stepLocal_5 = 0; [L123] COND FALSE !(\read(var_1_13)) [L136] var_1_20 = var_1_23 [L138] unsigned char stepLocal_3 = var_1_6; [L139] COND TRUE stepLocal_3 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17) [L140] var_1_15 = (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))) [L144] unsigned short int stepLocal_4 = var_1_1; [L145] EXPR 200 << var_1_15 [L145] COND FALSE !(((200 << var_1_15) * (var_1_17 * var_1_7)) < stepLocal_4) [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) [L204] EXPR 200 << var_1_15 [L204] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) [L204-L205] return ((((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1)) && (var_1_13 ? (var_1_14 ? (var_1_12 ? (var_1_20 == ((float) (var_1_21 + ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))) : 1) : ((var_1_6 <= 0) ? (var_1_20 == ((float) var_1_19)) : (var_1_20 == ((float) var_1_22)))) : (var_1_20 == ((float) var_1_23))) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=0, var_1_1=11, var_1_20=2, var_1_22=0, var_1_23=2, var_1_25=4, var_1_27=4, var_1_28=1, var_1_30=9/2, var_1_31=0, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=10, var_1_39=5, var_1_6=11, var_1_7=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=0, var_1_1=11, var_1_20=2, var_1_22=0, var_1_23=2, var_1_25=4, var_1_27=4, var_1_28=1, var_1_30=9/2, var_1_31=0, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=10, var_1_39=5, var_1_6=11, var_1_7=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 08:27:49,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/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_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh --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 affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:27:51,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:27:51,428 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 08:27:51,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:27:51,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:27:51,465 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:27:51,466 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:27:51,466 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:27:51,467 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:27:51,467 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:27:51,468 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:27:51,469 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:27:51,469 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:27:51,470 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:27:51,470 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:27:51,471 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:27:51,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:27:51,472 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:27:51,473 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:27:51,474 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:27:51,474 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:27:51,475 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:27:51,475 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:27:51,476 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:27:51,476 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 08:27:51,477 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 08:27:51,477 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 08:27:51,477 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:27:51,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:27:51,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:27:51,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:27:51,479 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 08:27:51,479 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:27:51,480 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:27:51,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:27:51,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:27:51,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:27:51,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:27:51,481 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 08:27:51,481 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 08:27:51,481 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:27:51,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:27:51,482 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:27:51,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:27:51,482 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_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e [2023-12-02 08:27:51,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:27:51,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:27:51,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:27:51,802 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:27:51,803 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:27:51,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-12-02 08:27:54,540 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:27:54,733 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:27:54,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-12-02 08:27:54,759 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data/74caef523/34da1f6c43964598bd96632bc67630aa/FLAGdd6185923 [2023-12-02 08:27:54,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/data/74caef523/34da1f6c43964598bd96632bc67630aa [2023-12-02 08:27:54,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:27:54,774 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:27:54,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:27:54,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:27:54,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:27:54,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:27:54" (1/1) ... [2023-12-02 08:27:54,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dbc48ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:54, skipping insertion in model container [2023-12-02 08:27:54,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:27:54" (1/1) ... [2023-12-02 08:27:54,824 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:27:54,979 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-12-02 08:27:55,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:27:55,070 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:27:55,083 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-12-02 08:27:55,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:27:55,141 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:27:55,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55 WrapperNode [2023-12-02 08:27:55,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:27:55,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:27:55,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:27:55,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:27:55,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,202 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-12-02 08:27:55,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:27:55,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:27:55,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:27:55,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:27:55,214 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:27:55,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:27:55,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:27:55,252 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:27:55,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (1/1) ... [2023-12-02 08:27:55,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:27:55,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:27:55,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:27:55,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:27:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:27:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 08:27:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:27:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:27:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:27:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:27:55,413 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:27:55,416 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:27:56,251 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:27:56,306 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:27:56,306 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:27:56,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:27:56 BoogieIcfgContainer [2023-12-02 08:27:56,307 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:27:56,309 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:27:56,310 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:27:56,312 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:27:56,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:27:54" (1/3) ... [2023-12-02 08:27:56,313 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455dcfb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:27:56, skipping insertion in model container [2023-12-02 08:27:56,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:27:55" (2/3) ... [2023-12-02 08:27:56,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455dcfb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:27:56, skipping insertion in model container [2023-12-02 08:27:56,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:27:56" (3/3) ... [2023-12-02 08:27:56,315 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-12-02 08:27:56,332 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:27:56,332 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:27:56,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:27:56,383 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@67ea2acd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:27:56,384 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:27:56,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 08:27:56,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 08:27:56,404 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:56,405 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:27:56,405 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:27:56,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:56,411 INFO L85 PathProgramCache]: Analyzing trace with hash 613396636, now seen corresponding path program 1 times [2023-12-02 08:27:56,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:27:56,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1226129990] [2023-12-02 08:27:56,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:56,424 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:27:56,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:27:56,425 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:27:56,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 08:27:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:27:56,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 08:27:56,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:27:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-12-02 08:27:56,905 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:27:56,906 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:27:56,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1226129990] [2023-12-02 08:27:56,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1226129990] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:27:56,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:27:56,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:27:56,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219238745] [2023-12-02 08:27:56,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:27:56,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:27:56,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:27:56,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:27:56,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:27:56,950 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 08:27:57,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:27:57,414 INFO L93 Difference]: Finished difference Result 169 states and 303 transitions. [2023-12-02 08:27:57,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:27:57,426 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2023-12-02 08:27:57,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:27:57,435 INFO L225 Difference]: With dead ends: 169 [2023-12-02 08:27:57,435 INFO L226 Difference]: Without dead ends: 84 [2023-12-02 08:27:57,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:27:57,443 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:27:57,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 08:27:57,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-12-02 08:27:57,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-12-02 08:27:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 08:27:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 131 transitions. [2023-12-02 08:27:57,492 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 131 transitions. Word has length 185 [2023-12-02 08:27:57,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:27:57,492 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 131 transitions. [2023-12-02 08:27:57,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 08:27:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2023-12-02 08:27:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 08:27:57,498 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:57,498 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:27:57,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:27:57,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:27:57,700 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:27:57,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:57,701 INFO L85 PathProgramCache]: Analyzing trace with hash 896583832, now seen corresponding path program 1 times [2023-12-02 08:27:57,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:27:57,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169104644] [2023-12-02 08:27:57,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:57,702 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:27:57,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:27:57,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:27:57,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 08:27:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:27:58,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:27:58,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:27:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-12-02 08:27:59,299 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:27:59,300 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:27:59,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169104644] [2023-12-02 08:27:59,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169104644] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:27:59,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:27:59,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:27:59,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882721339] [2023-12-02 08:27:59,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:27:59,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:27:59,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:27:59,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:27:59,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:27:59,305 INFO L87 Difference]: Start difference. First operand 84 states and 131 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 08:28:00,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:28:00,703 INFO L93 Difference]: Finished difference Result 319 states and 502 transitions. [2023-12-02 08:28:00,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 08:28:00,704 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-12-02 08:28:00,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:28:00,709 INFO L225 Difference]: With dead ends: 319 [2023-12-02 08:28:00,710 INFO L226 Difference]: Without dead ends: 236 [2023-12-02 08:28:00,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:28:00,713 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 175 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:28:00,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 404 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-02 08:28:00,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-12-02 08:28:00,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 215. [2023-12-02 08:28:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 132 states have internal predecessors, (173), 80 states have call successors, (80), 3 states have call predecessors, (80), 3 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2023-12-02 08:28:00,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 333 transitions. [2023-12-02 08:28:00,765 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 333 transitions. Word has length 185 [2023-12-02 08:28:00,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:28:00,767 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 333 transitions. [2023-12-02 08:28:00,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 08:28:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 333 transitions. [2023-12-02 08:28:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 08:28:00,771 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:28:00,772 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:28:00,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:28:00,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:28:00,976 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:28:00,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:28:00,977 INFO L85 PathProgramCache]: Analyzing trace with hash 78935382, now seen corresponding path program 1 times [2023-12-02 08:28:00,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:28:00,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1666917786] [2023-12-02 08:28:00,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:28:00,978 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:28:00,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:28:00,979 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:28:00,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 08:28:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:28:01,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:28:01,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:28:01,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-12-02 08:28:01,705 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:28:01,705 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:28:01,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1666917786] [2023-12-02 08:28:01,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1666917786] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:28:01,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:28:01,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:28:01,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035932551] [2023-12-02 08:28:01,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:28:01,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 08:28:01,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:28:01,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 08:28:01,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:28:01,710 INFO L87 Difference]: Start difference. First operand 215 states and 333 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 08:28:02,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:28:02,918 INFO L93 Difference]: Finished difference Result 543 states and 846 transitions. [2023-12-02 08:28:02,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 08:28:02,919 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-12-02 08:28:02,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:28:02,925 INFO L225 Difference]: With dead ends: 543 [2023-12-02 08:28:02,925 INFO L226 Difference]: Without dead ends: 393 [2023-12-02 08:28:02,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 08:28:02,928 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 131 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-02 08:28:02,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 503 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-02 08:28:02,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2023-12-02 08:28:02,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 363. [2023-12-02 08:28:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 226 states have (on average 1.345132743362832) internal successors, (304), 228 states have internal predecessors, (304), 131 states have call successors, (131), 5 states have call predecessors, (131), 5 states have return successors, (131), 129 states have call predecessors, (131), 131 states have call successors, (131) [2023-12-02 08:28:02,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 566 transitions. [2023-12-02 08:28:02,998 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 566 transitions. Word has length 185 [2023-12-02 08:28:02,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:28:02,999 INFO L495 AbstractCegarLoop]: Abstraction has 363 states and 566 transitions. [2023-12-02 08:28:02,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 08:28:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 566 transitions. [2023-12-02 08:28:03,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 08:28:03,003 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:28:03,003 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:28:03,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-12-02 08:28:03,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:28:03,204 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:28:03,204 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:28:03,205 INFO L85 PathProgramCache]: Analyzing trace with hash -179230056, now seen corresponding path program 1 times [2023-12-02 08:28:03,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:28:03,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1308836040] [2023-12-02 08:28:03,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:28:03,206 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:28:03,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:28:03,207 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:28:03,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc92e20-bfbb-4cc0-864f-6bd1b4bfadf7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 08:28:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:28:03,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 08:28:03,568 INFO L285 TraceCheckSpWp]: Computing forward predicates...