./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX --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 0dacf5cd5337bfa43e7788a5edc61d63dfff3a0108c1ff446b678a395a5ea117 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:52,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:52,940 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:59:52,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:52,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:52,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:52,982 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:52,982 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:52,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:52,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:52,987 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:52,988 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:52,989 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:52,993 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:59:52,994 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:52,995 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:52,995 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:59:52,996 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:59:52,996 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:52,996 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:59:52,997 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:59:52,998 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:59:52,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:52,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:59:53,000 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:53,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:59:53,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:53,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:53,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:59:53,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:53,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:59:53,006 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:53,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:59:53,007 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:53,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:53,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:53,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:53,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:53,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:53,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:59:53,009 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:59:53,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:59:53,010 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:59:53,010 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:53,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:53,011 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_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dacf5cd5337bfa43e7788a5edc61d63dfff3a0108c1ff446b678a395a5ea117 [2023-11-12 00:59:53,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:53,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:53,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:53,356 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:53,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:53,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i [2023-11-12 00:59:56,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:56,958 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:56,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i [2023-11-12 00:59:56,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data/4bc106cf3/3055429f6ea4403095db4dfa34768802/FLAGcb806ace1 [2023-11-12 00:59:56,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data/4bc106cf3/3055429f6ea4403095db4dfa34768802 [2023-11-12 00:59:56,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:56,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:56,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:56,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:57,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:57,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:56" (1/1) ... [2023-11-12 00:59:57,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3f6a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57, skipping insertion in model container [2023-11-12 00:59:57,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:56" (1/1) ... [2023-11-12 00:59:57,044 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:57,210 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_0b13dbf7-7690-4950-bad9-b7f16dc4547e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i[919,932] [2023-11-12 00:59:57,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:57,321 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:57,336 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_0b13dbf7-7690-4950-bad9-b7f16dc4547e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i[919,932] [2023-11-12 00:59:57,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:57,429 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:57,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57 WrapperNode [2023-11-12 00:59:57,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:57,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:57,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:57,432 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:57,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,503 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-12 00:59:57,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:57,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:57,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:57,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:57,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:57,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:57,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:57,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:57,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (1/1) ... [2023-11-12 00:59:57,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:57,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:57,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:57,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:59:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:59:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:59:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:57,817 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:57,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:58,331 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:58,805 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:58,805 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:59:58,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:58 BoogieIcfgContainer [2023-11-12 00:59:58,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:58,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:58,812 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:58,816 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:58,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:56" (1/3) ... [2023-11-12 00:59:58,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f8758e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:58, skipping insertion in model container [2023-11-12 00:59:58,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:57" (2/3) ... [2023-11-12 00:59:58,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f8758e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:58, skipping insertion in model container [2023-11-12 00:59:58,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:58" (3/3) ... [2023-11-12 00:59:58,821 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i [2023-11-12 00:59:58,843 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:58,844 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:59:58,907 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:59:58,916 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;@541845bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:59:58,917 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:59:58,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:59:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-12 00:59:58,941 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:58,942 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:58,943 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:58,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:58,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1811105955, now seen corresponding path program 1 times [2023-11-12 00:59:58,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:59:58,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698969360] [2023-11-12 00:59:58,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:58,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:59:59,157 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:59:59,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1736705338] [2023-11-12 00:59:59,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:59,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:59:59,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:59,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:59:59,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 01:00:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:00:00,154 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 01:00:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:00:07,336 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 01:00:07,341 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 01:00:07,342 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 01:00:07,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:00:07,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 01:00:07,563 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 01:00:07,566 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 01:00:07,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:00:07 BoogieIcfgContainer [2023-11-12 01:00:07,704 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 01:00:07,705 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 01:00:07,705 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 01:00:07,706 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 01:00:07,706 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:58" (3/4) ... [2023-11-12 01:00:07,709 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 01:00:07,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 01:00:07,712 INFO L158 Benchmark]: Toolchain (without parser) took 10714.98ms. Allocated memory was 153.1MB in the beginning and 207.6MB in the end (delta: 54.5MB). Free memory was 121.4MB in the beginning and 135.8MB in the end (delta: -14.4MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-11-12 01:00:07,712 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:00:07,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.68ms. Allocated memory is still 153.1MB. Free memory was 121.4MB in the beginning and 105.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 01:00:07,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.91ms. Allocated memory is still 153.1MB. Free memory was 105.5MB in the beginning and 102.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:00:07,714 INFO L158 Benchmark]: Boogie Preprocessor took 72.56ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 100.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:00:07,715 INFO L158 Benchmark]: RCFGBuilder took 1230.40ms. Allocated memory is still 153.1MB. Free memory was 100.5MB in the beginning and 78.7MB in the end (delta: 21.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-12 01:00:07,716 INFO L158 Benchmark]: TraceAbstraction took 8892.50ms. Allocated memory was 153.1MB in the beginning and 207.6MB in the end (delta: 54.5MB). Free memory was 78.7MB in the beginning and 136.9MB in the end (delta: -58.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:00:07,717 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 207.6MB. Free memory was 136.9MB in the beginning and 135.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 01:00:07,720 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.68ms. Allocated memory is still 153.1MB. Free memory was 121.4MB in the beginning and 105.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.91ms. Allocated memory is still 153.1MB. Free memory was 105.5MB in the beginning and 102.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.56ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 100.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1230.40ms. Allocated memory is still 153.1MB. Free memory was 100.5MB in the beginning and 78.7MB in the end (delta: 21.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 8892.50ms. Allocated memory was 153.1MB in the beginning and 207.6MB in the end (delta: 54.5MB). Free memory was 78.7MB in the beginning and 136.9MB in the end (delta: -58.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 207.6MB. Free memory was 136.9MB in the beginning and 135.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of bitwiseOr at line 93, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryArithmeticFLOAToperation at line 85, overapproximation of someUnaryFLOAToperation at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] unsigned char var_1_6 = 0; [L24] signed short int var_1_7 = 8; [L25] signed short int var_1_8 = 4; [L26] unsigned long int var_1_9 = 256; [L27] unsigned long int var_1_10 = 10; [L28] unsigned long int var_1_11 = 3084274888; [L29] unsigned long int var_1_13 = 50; [L30] signed long int var_1_14 = -10; [L31] unsigned char var_1_16 = 0; [L32] float var_1_19 = 4.5; [L33] float var_1_20 = 15.375; [L34] float var_1_21 = 32.725; [L35] float var_1_22 = 63.5; [L36] float var_1_23 = 16.375; [L37] signed char var_1_24 = -32; [L38] signed char var_1_25 = 0; [L39] unsigned short int var_1_26 = 64; [L40] signed long int var_1_27 = -10; [L41] double var_1_31 = 5.25; [L42] signed char var_1_33 = 5; [L43] signed char var_1_37 = 5; [L44] signed char var_1_38 = 10; [L45] signed char var_1_39 = 0; [L46] signed long int var_1_40 = 50; [L47] signed long int var_1_41 = -25; [L48] unsigned long int var_1_43 = 256; [L49] float var_1_45 = 9.625; [L50] float var_1_46 = 63.5; [L51] signed long int var_1_49 = 256; [L52] unsigned char var_1_50 = 1; [L53] unsigned char var_1_51 = 0; [L54] unsigned long int last_1_var_1_9 = 256; [L55] unsigned long int last_1_var_1_10 = 10; [L56] signed long int last_1_var_1_14 = -10; [L57] signed char last_1_var_1_24 = -32; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] CALL updateLastVariables() [L184] last_1_var_1_9 = var_1_9 [L185] last_1_var_1_10 = var_1_10 [L186] last_1_var_1_14 = var_1_14 [L187] last_1_var_1_24 = var_1_24 [L197] RET updateLastVariables() [L198] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_7=8, var_1_8=4, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L141] var_1_7 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=4, var_1_9=256] [L143] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=4, var_1_9=256] [L144] var_1_8 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L146] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L147] var_1_11 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L149] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L150] var_1_16 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L152] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L153] var_1_20 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L155] var_1_21 = __VERIFIER_nondet_float() [L156] 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_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L156] 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_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L157] var_1_22 = __VERIFIER_nondet_float() [L158] 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_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L158] 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_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L159] var_1_23 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L161] var_1_25 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_25 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_25 >= -127) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L163] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L164] var_1_37 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_37 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_37 >= -1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L166] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L167] var_1_38 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L169] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L170] var_1_39 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L172] CALL assume_abort_if_not(var_1_39 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_39 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L173] var_1_41 = __VERIFIER_nondet_long() [L174] CALL assume_abort_if_not(var_1_41 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_41 >= -2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L175] CALL assume_abort_if_not(var_1_41 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_41 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L176] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L177] var_1_46 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854765600e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854765600e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L179] var_1_51 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_51 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_51 >= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L181] CALL assume_abort_if_not(var_1_51 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_51 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-32, var_1_25=-10, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=256] [L198] RET updateVariables() [L199] CALL step() [L61] COND FALSE !(\read(var_1_16)) [L66] var_1_31 = var_1_20 [L67] COND FALSE !(var_1_16 && ((var_1_16 && var_1_6) || var_1_16)) [L70] COND FALSE !((var_1_37 % ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) >= (var_1_10 * var_1_39)) [L73] EXPR var_1_37 & var_1_41 [L73] COND FALSE !(var_1_8 <= (var_1_37 & var_1_41)) [L84] COND FALSE !(var_1_10 > var_1_39) [L87] COND FALSE !(-32 < var_1_10) [L91] var_1_49 = var_1_24 [L92] var_1_50 = var_1_51 [L93] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 [L93] unsigned long int stepLocal_0 = (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10; [L94] COND TRUE stepLocal_0 < (last_1_var_1_24 | -4) [L95] var_1_1 = (var_1_7 - var_1_8) [L99] var_1_24 = var_1_25 [L100] var_1_26 = var_1_8 [L101] var_1_10 = ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26)))))) [L102] unsigned long int stepLocal_3 = var_1_8 / (1u + 16u); [L103] unsigned long int stepLocal_2 = var_1_11; [L104] COND FALSE !(var_1_26 < stepLocal_3) [L111] var_1_13 = var_1_8 [L113] signed short int stepLocal_4 = var_1_8; [L114] COND TRUE stepLocal_4 <= var_1_13 [L115] var_1_19 = (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))) [L119] unsigned long int stepLocal_1 = var_1_10; [L120] COND TRUE stepLocal_1 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9))) [L121] COND TRUE \read(var_1_6) [L122] var_1_9 = var_1_8 [L125] COND TRUE var_1_26 >= var_1_7 [L126] COND FALSE !(var_1_1 > var_1_11) [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 [L190-L191] return ((((((((((last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10) < (last_1_var_1_24 | -4)) ? (var_1_1 == ((signed short int) (var_1_7 - var_1_8))) : (var_1_1 == ((signed short int) (last_1_var_1_10 + -16)))) && ((var_1_10 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9)))) ? (var_1_6 ? (var_1_9 == ((unsigned long int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned long int) ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))))))) && ((var_1_26 < (var_1_8 / (1u + 16u))) ? ((var_1_11 > (var_1_26 + 5u)) ? (var_1_13 == ((unsigned long int) ((((var_1_26) > (var_1_11)) ? (var_1_26) : (var_1_11))))) : (var_1_13 == ((unsigned long int) 5u))) : (var_1_13 == ((unsigned long int) var_1_8)))) && ((var_1_26 >= var_1_7) ? ((var_1_1 > var_1_11) ? ((var_1_6 && var_1_16) ? (var_1_14 == ((signed long int) (var_1_7 - (var_1_26 + var_1_8)))) : (var_1_14 == ((signed long int) var_1_26))) : 1) : (var_1_14 == ((signed long int) var_1_24)))) && ((var_1_8 <= var_1_13) ? (var_1_19 == ((float) (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))))) : (var_1_19 == ((float) var_1_22)))) && (var_1_24 == ((signed char) var_1_25))) && (var_1_26 == ((unsigned short int) var_1_8)) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=255, var_1_11=4294967294, var_1_13=255, var_1_14=-10, var_1_16=0, var_1_19=6, var_1_1=0, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-10, var_1_25=-10, var_1_26=255, var_1_27=-10, var_1_31=2, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=-32, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=255] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=255, var_1_11=4294967294, var_1_13=255, var_1_14=-10, var_1_16=0, var_1_19=6, var_1_1=0, var_1_20=2, var_1_21=3, var_1_22=4, var_1_23=6, var_1_24=-10, var_1_25=-10, var_1_26=255, var_1_27=-10, var_1_31=2, var_1_33=5, var_1_37=-1, var_1_38=26, var_1_39=25, var_1_40=50, var_1_41=-1, var_1_43=256, var_1_45=77/8, var_1_46=5, var_1_49=-32, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=255, var_1_8=255, var_1_9=255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.7s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 01:00:07,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX --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 0dacf5cd5337bfa43e7788a5edc61d63dfff3a0108c1ff446b678a395a5ea117 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:00:10,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:00:10,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 01:00:10,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:00:10,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:00:10,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:00:10,627 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:00:10,628 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:00:10,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:00:10,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:00:10,632 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:00:10,632 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:00:10,632 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:00:10,633 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:00:10,633 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:00:10,634 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:00:10,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:00:10,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:00:10,636 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:00:10,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:00:10,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:00:10,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:00:10,639 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:00:10,639 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:00:10,640 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:00:10,640 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:00:10,640 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:00:10,641 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:00:10,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:00:10,642 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:00:10,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:00:10,643 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:00:10,644 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:00:10,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:10,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:00:10,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:00:10,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:00:10,645 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:00:10,645 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:00:10,647 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:00:10,647 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:00:10,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:00:10,648 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_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dacf5cd5337bfa43e7788a5edc61d63dfff3a0108c1ff446b678a395a5ea117 [2023-11-12 01:00:11,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:00:11,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:00:11,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:00:11,098 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:00:11,101 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:00:11,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i [2023-11-12 01:00:14,370 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:00:14,687 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:00:14,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i [2023-11-12 01:00:14,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data/9b60e047e/6be109ae21c5429fa22088bea27d301f/FLAGcf3ac3a69 [2023-11-12 01:00:14,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/data/9b60e047e/6be109ae21c5429fa22088bea27d301f [2023-11-12 01:00:14,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:00:14,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:00:14,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:14,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:00:14,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:00:14,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:14" (1/1) ... [2023-11-12 01:00:14,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49379208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:14, skipping insertion in model container [2023-11-12 01:00:14,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:14" (1/1) ... [2023-11-12 01:00:14,764 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:00:14,960 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_0b13dbf7-7690-4950-bad9-b7f16dc4547e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i[919,932] [2023-11-12 01:00:15,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:15,108 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:00:15,120 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_0b13dbf7-7690-4950-bad9-b7f16dc4547e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i[919,932] [2023-11-12 01:00:15,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:15,177 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:00:15,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15 WrapperNode [2023-11-12 01:00:15,178 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:15,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:15,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:00:15,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:00:15,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,269 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-12 01:00:15,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:15,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:00:15,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:00:15,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:00:15,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:00:15,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:00:15,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:00:15,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:00:15,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (1/1) ... [2023-11-12 01:00:15,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:15,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:00:15,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:00:15,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:00:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:00:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 01:00:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:00:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:00:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:00:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:00:15,622 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:00:15,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:00:16,744 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:00:16,757 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:00:16,762 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:00:16,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:16 BoogieIcfgContainer [2023-11-12 01:00:16,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:00:16,768 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:00:16,770 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:00:16,773 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:00:16,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:00:14" (1/3) ... [2023-11-12 01:00:16,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b55cba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:16, skipping insertion in model container [2023-11-12 01:00:16,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:15" (2/3) ... [2023-11-12 01:00:16,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b55cba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:16, skipping insertion in model container [2023-11-12 01:00:16,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:16" (3/3) ... [2023-11-12 01:00:16,778 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-39.i [2023-11-12 01:00:16,798 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:00:16,798 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:00:16,862 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:00:16,867 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;@68d7362, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:00:16,868 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:00:16,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 01:00:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 01:00:16,889 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:16,890 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:16,890 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:16,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:16,898 INFO L85 PathProgramCache]: Analyzing trace with hash 166045006, now seen corresponding path program 1 times [2023-11-12 01:00:16,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:16,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599564389] [2023-11-12 01:00:16,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:16,935 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:00:16,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:16,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:00:16,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 01:00:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:17,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 01:00:17,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:17,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-12 01:00:17,512 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:00:17,513 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:00:17,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599564389] [2023-11-12 01:00:17,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [599564389] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:00:17,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:00:17,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 01:00:17,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673479842] [2023-11-12 01:00:17,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:00:17,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 01:00:17,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:00:17,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 01:00:17,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:00:17,568 INFO L87 Difference]: Start difference. First operand has 86 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 01:00:17,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:00:17,615 INFO L93 Difference]: Finished difference Result 165 states and 290 transitions. [2023-11-12 01:00:17,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 01:00:17,618 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2023-11-12 01:00:17,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:00:17,627 INFO L225 Difference]: With dead ends: 165 [2023-11-12 01:00:17,628 INFO L226 Difference]: Without dead ends: 82 [2023-11-12 01:00:17,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:00:17,637 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:00:17,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 01:00:17,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-12 01:00:17,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-12 01:00:17,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 01:00:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 127 transitions. [2023-11-12 01:00:17,701 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 127 transitions. Word has length 180 [2023-11-12 01:00:17,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:00:17,702 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 127 transitions. [2023-11-12 01:00:17,702 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 01:00:17,702 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2023-11-12 01:00:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 01:00:17,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:17,708 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:17,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:00:17,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:00:17,914 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:17,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:17,915 INFO L85 PathProgramCache]: Analyzing trace with hash -2127362942, now seen corresponding path program 1 times [2023-11-12 01:00:17,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:17,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1857574200] [2023-11-12 01:00:17,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:17,916 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:00:17,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:17,919 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:00:17,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 01:00:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:18,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 01:00:18,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 01:00:18,405 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:00:18,406 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:00:18,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1857574200] [2023-11-12 01:00:18,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1857574200] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:00:18,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:00:18,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:00:18,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427916696] [2023-11-12 01:00:18,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:00:18,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:00:18,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:00:18,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:00:18,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:00:18,411 INFO L87 Difference]: Start difference. First operand 82 states and 127 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 01:00:18,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:00:18,733 INFO L93 Difference]: Finished difference Result 206 states and 319 transitions. [2023-11-12 01:00:18,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:00:18,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-12 01:00:18,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:00:18,744 INFO L225 Difference]: With dead ends: 206 [2023-11-12 01:00:18,745 INFO L226 Difference]: Without dead ends: 127 [2023-11-12 01:00:18,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:00:18,751 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 66 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-12 01:00:18,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 238 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-12 01:00:18,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-12 01:00:18,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 124. [2023-11-12 01:00:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 85 states have (on average 1.4) internal successors, (119), 86 states have internal predecessors, (119), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-12 01:00:18,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 191 transitions. [2023-11-12 01:00:18,799 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 191 transitions. Word has length 180 [2023-11-12 01:00:18,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:00:18,803 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 191 transitions. [2023-11-12 01:00:18,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 01:00:18,804 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2023-11-12 01:00:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 01:00:18,814 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:18,814 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:18,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 01:00:19,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:00:19,031 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:19,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:19,032 INFO L85 PathProgramCache]: Analyzing trace with hash 579256452, now seen corresponding path program 1 times [2023-11-12 01:00:19,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:19,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499213847] [2023-11-12 01:00:19,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:19,034 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:00:19,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:19,035 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:00:19,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b13dbf7-7690-4950-bad9-b7f16dc4547e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 01:00:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:19,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-12 01:00:19,464 INFO L285 TraceCheckSpWp]: Computing forward predicates...