./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3365a81206d364d6796ce2111e3130ddc986e1964f44a787bf6a1f0911048837 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:05,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:05,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:56:05,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:05,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:05,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:05,919 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:05,919 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:05,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:05,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:05,922 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:05,922 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:05,923 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:05,924 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:56:05,924 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:05,925 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:05,926 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:56:05,926 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:56:05,927 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:05,928 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:56:05,928 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:56:05,932 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:56:05,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:05,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:05,934 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:56:05,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:56:05,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:56:05,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:05,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:05,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:05,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:05,938 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:56:05,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:05,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:05,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:05,939 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:05,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:05,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:05,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:05,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:05,942 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:56:05,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:56:05,945 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:05,946 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:05,946 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:05,946 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_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3365a81206d364d6796ce2111e3130ddc986e1964f44a787bf6a1f0911048837 [2023-11-19 04:56:06,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:06,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:06,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:06,325 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:06,326 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:06,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i [2023-11-19 04:56:09,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:10,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:10,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i [2023-11-19 04:56:10,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data/c2b6104e6/9a39beba725a4099af07e8242f4c212f/FLAG0bf3e9fee [2023-11-19 04:56:10,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data/c2b6104e6/9a39beba725a4099af07e8242f4c212f [2023-11-19 04:56:10,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:10,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:10,092 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:10,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:10,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:10,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b836423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10, skipping insertion in model container [2023-11-19 04:56:10,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,140 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:10,324 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_119c519b-7fa8-44ba-8072-0252c3ea515f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i[919,932] [2023-11-19 04:56:10,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:10,491 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:56:10,506 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_119c519b-7fa8-44ba-8072-0252c3ea515f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i[919,932] [2023-11-19 04:56:10,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:10,608 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:56:10,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10 WrapperNode [2023-11-19 04:56:10,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:10,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:10,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:56:10,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:56:10,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,693 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 297 [2023-11-19 04:56:10,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:10,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:56:10,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:56:10,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:56:10,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:56:10,777 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:56:10,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:56:10,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:56:10,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (1/1) ... [2023-11-19 04:56:10,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:10,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:10,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:56:10,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:56:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:56:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:56:10,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:56:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:56:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:56:10,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:56:11,007 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:56:11,009 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:56:11,795 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:56:12,373 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:56:12,373 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:56:12,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:12 BoogieIcfgContainer [2023-11-19 04:56:12,380 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:56:12,383 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:56:12,383 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:56:12,387 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:56:12,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:56:10" (1/3) ... [2023-11-19 04:56:12,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c930a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:12, skipping insertion in model container [2023-11-19 04:56:12,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:10" (2/3) ... [2023-11-19 04:56:12,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c930a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:12, skipping insertion in model container [2023-11-19 04:56:12,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:12" (3/3) ... [2023-11-19 04:56:12,391 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i [2023-11-19 04:56:12,415 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:56:12,415 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:56:12,480 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:56:12,489 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;@4df76820, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:56:12,489 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:56:12,495 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:56:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-19 04:56:12,513 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:12,514 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:56:12,515 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:12,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:12,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1553509384, now seen corresponding path program 1 times [2023-11-19 04:56:12,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:56:12,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820764107] [2023-11-19 04:56:12,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:12,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:56:12,733 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:56:12,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1398321129] [2023-11-19 04:56:12,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:12,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:56:12,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:12,753 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:56:12,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:56:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:56:13,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:56:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:56:13,401 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:56:13,404 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:56:13,405 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:56:13,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:13,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:56:13,634 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:56:13,641 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:56:13,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:56:13 BoogieIcfgContainer [2023-11-19 04:56:13,815 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:56:13,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:56:13,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:56:13,816 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:56:13,817 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:12" (3/4) ... [2023-11-19 04:56:13,819 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:56:13,821 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:56:13,822 INFO L158 Benchmark]: Toolchain (without parser) took 3731.24ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 76.9MB in the beginning and 82.2MB in the end (delta: -5.2MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-11-19 04:56:13,823 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory was 93.3MB in the beginning and 93.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:56:13,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.65ms. Allocated memory is still 121.6MB. Free memory was 76.5MB in the beginning and 60.4MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:56:13,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.83ms. Allocated memory is still 121.6MB. Free memory was 60.4MB in the beginning and 54.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:56:13,825 INFO L158 Benchmark]: Boogie Preprocessor took 82.16ms. Allocated memory is still 121.6MB. Free memory was 54.7MB in the beginning and 52.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:56:13,826 INFO L158 Benchmark]: RCFGBuilder took 1602.95ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 51.8MB in the beginning and 71.9MB in the end (delta: -20.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-19 04:56:13,826 INFO L158 Benchmark]: TraceAbstraction took 1432.89ms. Allocated memory is still 159.4MB. Free memory was 71.0MB in the beginning and 82.2MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:56:13,827 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 159.4MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:56:13,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory was 93.3MB in the beginning and 93.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.65ms. Allocated memory is still 121.6MB. Free memory was 76.5MB in the beginning and 60.4MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.83ms. Allocated memory is still 121.6MB. Free memory was 60.4MB in the beginning and 54.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.16ms. Allocated memory is still 121.6MB. Free memory was 54.7MB in the beginning and 52.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1602.95ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 51.8MB in the beginning and 71.9MB in the end (delta: -20.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1432.89ms. Allocated memory is still 159.4MB. Free memory was 71.0MB in the beginning and 82.2MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 159.4MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 59, overapproximation of bitwiseOr at line 99, overapproximation of someUnaryDOUBLEoperation at line 48, overapproximation of bitwiseAnd at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 124. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] signed long int var_1_5 = 5; [L24] unsigned char var_1_8 = 0; [L25] float var_1_9 = 128.6; [L26] float var_1_10 = 32.5; [L27] unsigned char var_1_11 = 16; [L28] unsigned char var_1_12 = 64; [L29] unsigned char var_1_13 = 4; [L30] unsigned char var_1_14 = 4; [L31] unsigned long int var_1_15 = 0; [L32] signed short int var_1_16 = 0; [L33] signed char var_1_17 = 1; [L34] signed char var_1_18 = -1; [L35] signed char var_1_19 = 0; [L36] signed long int var_1_20 = -64; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 0; [L39] signed short int var_1_24 = -4; [L40] signed char var_1_27 = 64; [L41] unsigned short int var_1_29 = 8; [L42] unsigned char var_1_30 = 16; [L43] unsigned short int var_1_33 = 48416; [L44] unsigned char var_1_35 = 4; [L45] unsigned char var_1_36 = 25; [L46] unsigned long int var_1_37 = 32; [L47] unsigned char var_1_38 = 8; [L48] double var_1_39 = -0.75; [L49] double var_1_40 = 31.75; [L50] double var_1_41 = 5.5; [L51] double var_1_42 = 32.5; [L52] signed char var_1_43 = 100; [L53] signed char var_1_44 = 50; [L54] signed char var_1_45 = 5; [L55] signed long int last_1_var_1_5 = 5; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L198] last_1_var_1_5 = var_1_5 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L144] var_1_9 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L146] var_1_10 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L148] var_1_11 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L150] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L151] var_1_12 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_12 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_12 >= 63) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L153] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L154] var_1_13 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L156] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L157] var_1_14 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L159] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L160] var_1_18 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L162] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L163] var_1_19 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_19 >= -15) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_19 >= -15) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L165] CALL assume_abort_if_not(var_1_19 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_19 <= 16) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L166] var_1_23 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L168] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=64, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L169] var_1_27 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L171] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=16, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L172] var_1_30 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L174] CALL assume_abort_if_not(var_1_30 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_30 <= 255) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L175] CALL assume_abort_if_not(var_1_30 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 != 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=48416, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L176] var_1_33 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_33 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 >= 32767) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L178] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=25, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L179] var_1_36 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L181] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L182] var_1_39 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=127/4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L184] var_1_40 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=11/2, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L186] var_1_41 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854776000e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854776000e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=65/2, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L188] var_1_42 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=50, var_1_45=5, var_1_5=5, var_1_8=0] [L190] var_1_44 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_44 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_44 >= -1) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=5, var_1_5=5, var_1_8=0] [L192] CALL assume_abort_if_not(var_1_44 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=5, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_44 <= 126) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=5, var_1_5=5, var_1_8=0] [L193] var_1_45 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=0, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=0, var_1_5=5, var_1_8=0] [L195] CALL assume_abort_if_not(var_1_45 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=0, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_45 <= 126) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_27=2, var_1_29=8, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=32, var_1_38=8, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=100, var_1_44=-1, var_1_45=0, var_1_5=5, var_1_8=0] [L209] RET updateVariables() [L210] CALL step() [L59] COND FALSE !(var_1_9 > var_1_10) [L62] var_1_20 = var_1_8 [L63] var_1_22 = var_1_23 [L64] COND FALSE !(\read(var_1_22)) [L67] var_1_16 = (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11) [L68] COND FALSE !(\read(var_1_22)) [L75] var_1_17 = -32 [L77] unsigned long int stepLocal_1 = var_1_20 + var_1_15; [L78] signed long int stepLocal_0 = var_1_20; [L79] COND TRUE stepLocal_1 < -200 [L80] COND FALSE !(\read(var_1_22)) [L87] var_1_1 = var_1_20 [L92] signed long int stepLocal_4 = 256; [L93] unsigned char stepLocal_3 = var_1_22; [L94] unsigned long int stepLocal_2 = var_1_15; [L95] COND FALSE !(stepLocal_4 > (var_1_15 - (last_1_var_1_5 + var_1_8))) [L98] COND FALSE !(stepLocal_3 || var_1_22) [L103] var_1_5 = -10000 [L106] COND FALSE !(\read(var_1_22)) [L111] var_1_24 = ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) [L113] COND TRUE (var_1_20 / var_1_30) < var_1_27 [L114] var_1_29 = var_1_30 [L118] COND FALSE !(\read(var_1_22)) [L121] COND TRUE ((((var_1_8) < (var_1_1)) ? (var_1_8) : (var_1_1))) >= var_1_15 [L122] var_1_37 = var_1_20 [L124] COND TRUE (var_1_39 * (var_1_40 - var_1_41)) >= var_1_42 [L125] COND TRUE (~ var_1_36) <= (((((((var_1_8) < (var_1_16)) ? (var_1_8) : (var_1_16))) < 0 ) ? -((((var_1_8) < (var_1_16)) ? (var_1_8) : (var_1_16))) : ((((var_1_8) < (var_1_16)) ? (var_1_8) : (var_1_16))))) [L126] var_1_38 = var_1_36 [L133] COND FALSE !(((((var_1_39) > (64.75f)) ? (var_1_39) : (64.75f))) <= var_1_40) [L140] var_1_43 = var_1_44 [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR (((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L201] EXPR (256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))) [L201] EXPR (var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)) [L201] EXPR (256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))) [L201] EXPR (((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L201] EXPR (((((((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_22 ? (var_1_15 == ((unsigned long int) var_1_8)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_22 ? ((var_1_14 < (var_1_13 & (var_1_15 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) [L201-L202] return (((((((((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_22 ? (var_1_15 == ((unsigned long int) var_1_8)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_22 ? ((var_1_14 < (var_1_13 & (var_1_15 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_8))) && (var_1_22 == ((unsigned char) var_1_23)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=-15, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_27=2, var_1_29=2, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=-1, var_1_44=-1, var_1_45=0, var_1_5=-10000, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_5=5, var_1_10=2, var_1_11=0, var_1_12=127, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=-32, var_1_18=-31, var_1_19=-15, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_27=2, var_1_29=2, var_1_30=2, var_1_33=32767, var_1_35=4, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=3, var_1_40=4, var_1_41=5, var_1_42=6, var_1_43=-1, var_1_44=-1, var_1_45=0, var_1_5=-10000, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, 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=61occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:56:13,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3365a81206d364d6796ce2111e3130ddc986e1964f44a787bf6a1f0911048837 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:16,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:16,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:56:16,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:16,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:16,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:16,987 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:16,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:16,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:16,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:16,994 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:16,995 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:16,995 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:16,997 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:16,997 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:16,998 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:16,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:17,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:17,001 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:56:17,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:56:17,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:17,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:17,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:17,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:17,004 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:56:17,005 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:56:17,005 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:56:17,005 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:56:17,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:17,006 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:17,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:17,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:56:17,008 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:17,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:17,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:17,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:17,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:17,010 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:56:17,010 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:17,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:17,011 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:17,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:17,012 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_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3365a81206d364d6796ce2111e3130ddc986e1964f44a787bf6a1f0911048837 [2023-11-19 04:56:17,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:17,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:17,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:17,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:17,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:17,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i [2023-11-19 04:56:20,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:21,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:21,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i [2023-11-19 04:56:21,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data/993685cd2/8ad257ff5e044278b9aaecae69eb1a74/FLAG2b325df0d [2023-11-19 04:56:21,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/data/993685cd2/8ad257ff5e044278b9aaecae69eb1a74 [2023-11-19 04:56:21,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:21,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:21,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:21,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:21,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:21,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557fbec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21, skipping insertion in model container [2023-11-19 04:56:21,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,139 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:21,348 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_119c519b-7fa8-44ba-8072-0252c3ea515f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i[919,932] [2023-11-19 04:56:21,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:21,577 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:56:21,618 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_119c519b-7fa8-44ba-8072-0252c3ea515f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i[919,932] [2023-11-19 04:56:21,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:21,717 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:56:21,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21 WrapperNode [2023-11-19 04:56:21,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:21,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:21,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:56:21,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:56:21,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,786 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-19 04:56:21,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:21,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:56:21,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:56:21,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:56:21,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,805 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:56:21,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:56:21,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:56:21,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:56:21,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (1/1) ... [2023-11-19 04:56:21,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:21,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:21,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:56:21,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:56:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:56:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:56:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:56:21,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:56:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:56:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:56:22,043 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:56:22,046 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:56:26,718 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:56:26,736 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:56:26,736 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:56:26,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:26 BoogieIcfgContainer [2023-11-19 04:56:26,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:56:26,748 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:56:26,748 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:56:26,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:56:26,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:56:21" (1/3) ... [2023-11-19 04:56:26,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@620f9f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:26, skipping insertion in model container [2023-11-19 04:56:26,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:21" (2/3) ... [2023-11-19 04:56:26,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@620f9f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:26, skipping insertion in model container [2023-11-19 04:56:26,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:26" (3/3) ... [2023-11-19 04:56:26,758 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-97.i [2023-11-19 04:56:26,779 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:56:26,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:56:26,854 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:56:26,865 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;@39ec84cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:56:26,865 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:56:26,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:56:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 04:56:26,899 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:26,900 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:56:26,903 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:26,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:26,912 INFO L85 PathProgramCache]: Analyzing trace with hash 990902210, now seen corresponding path program 1 times [2023-11-19 04:56:26,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:26,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2142198759] [2023-11-19 04:56:26,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:26,932 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:26,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:26,936 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:26,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:56:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:27,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:56:27,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 604 proven. 0 refuted. 0 times theorem prover too weak. 1508 trivial. 0 not checked. [2023-11-19 04:56:27,885 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:56:27,886 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:27,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2142198759] [2023-11-19 04:56:27,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2142198759] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:27,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:27,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:56:27,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493037429] [2023-11-19 04:56:27,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:27,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:56:27,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:56:27,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:56:27,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:56:27,931 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:56:27,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:27,972 INFO L93 Difference]: Finished difference Result 183 states and 327 transitions. [2023-11-19 04:56:27,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:56:27,974 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 208 [2023-11-19 04:56:27,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:27,984 INFO L225 Difference]: With dead ends: 183 [2023-11-19 04:56:27,984 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 04:56:27,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:56:27,993 INFO L413 NwaCegarLoop]: 142 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, 142 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:27,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:56:28,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 04:56:28,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 04:56:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:56:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 142 transitions. [2023-11-19 04:56:28,054 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 142 transitions. Word has length 208 [2023-11-19 04:56:28,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:28,055 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 142 transitions. [2023-11-19 04:56:28,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:56:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2023-11-19 04:56:28,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 04:56:28,062 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:28,062 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:56:28,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 04:56:28,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:28,277 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:28,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:28,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1355358064, now seen corresponding path program 1 times [2023-11-19 04:56:28,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:28,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [124000822] [2023-11-19 04:56:28,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:28,282 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:28,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:28,284 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:28,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:56:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:28,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:56:28,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:30,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:56:30,779 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:56:30,780 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:30,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [124000822] [2023-11-19 04:56:30,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [124000822] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:30,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:30,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:56:30,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071815832] [2023-11-19 04:56:30,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:30,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:56:30,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:56:30,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:56:30,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:56:30,794 INFO L87 Difference]: Start difference. First operand 91 states and 142 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:32,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:32,275 INFO L93 Difference]: Finished difference Result 327 states and 513 transitions. [2023-11-19 04:56:32,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:56:32,276 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-19 04:56:32,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:32,284 INFO L225 Difference]: With dead ends: 327 [2023-11-19 04:56:32,285 INFO L226 Difference]: Without dead ends: 239 [2023-11-19 04:56:32,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:56:32,289 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 162 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:32,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 659 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-19 04:56:32,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2023-11-19 04:56:32,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 177. [2023-11-19 04:56:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 108 states have (on average 1.3425925925925926) internal successors, (145), 108 states have internal predecessors, (145), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 04:56:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 277 transitions. [2023-11-19 04:56:32,346 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 277 transitions. Word has length 208 [2023-11-19 04:56:32,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:32,348 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 277 transitions. [2023-11-19 04:56:32,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:32,349 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 277 transitions. [2023-11-19 04:56:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 04:56:32,353 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:32,354 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:56:32,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-19 04:56:32,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:32,571 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:32,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:32,572 INFO L85 PathProgramCache]: Analyzing trace with hash 232989838, now seen corresponding path program 1 times [2023-11-19 04:56:32,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:32,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1319491518] [2023-11-19 04:56:32,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:32,573 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:32,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:32,574 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:32,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:56:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:33,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:56:33,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1082 proven. 51 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2023-11-19 04:56:34,050 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:56:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 45 proven. 51 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 04:56:34,721 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:34,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1319491518] [2023-11-19 04:56:34,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1319491518] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:56:34,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [338606013] [2023-11-19 04:56:34,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:34,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:34,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:56:34,746 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:56:34,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:56:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:35,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:56:35,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:56:35,340 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:56:35,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [338606013] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:35,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:56:35,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 8 [2023-11-19 04:56:35,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501651612] [2023-11-19 04:56:35,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:35,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:56:35,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:56:35,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:56:35,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:56:35,345 INFO L87 Difference]: Start difference. First operand 177 states and 277 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:35,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:35,492 INFO L93 Difference]: Finished difference Result 432 states and 677 transitions. [2023-11-19 04:56:35,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:56:35,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-19 04:56:35,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:35,499 INFO L225 Difference]: With dead ends: 432 [2023-11-19 04:56:35,499 INFO L226 Difference]: Without dead ends: 258 [2023-11-19 04:56:35,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 621 GetRequests, 613 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:56:35,504 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 126 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:35,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 258 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:56:35,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2023-11-19 04:56:35,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 186. [2023-11-19 04:56:35,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 117 states have (on average 1.3076923076923077) internal successors, (153), 117 states have internal predecessors, (153), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 04:56:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 285 transitions. [2023-11-19 04:56:35,553 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 285 transitions. Word has length 208 [2023-11-19 04:56:35,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:35,554 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 285 transitions. [2023-11-19 04:56:35,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:35,555 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 285 transitions. [2023-11-19 04:56:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 04:56:35,566 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:35,567 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:56:35,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-19 04:56:35,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:35,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:35,990 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:35,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:35,991 INFO L85 PathProgramCache]: Analyzing trace with hash -576356788, now seen corresponding path program 1 times [2023-11-19 04:56:35,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:35,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [969273487] [2023-11-19 04:56:35,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:35,992 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:35,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:35,995 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:36,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:56:36,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:36,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:56:36,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1082 proven. 51 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2023-11-19 04:56:37,440 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:56:38,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 45 proven. 51 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 04:56:38,071 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:38,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [969273487] [2023-11-19 04:56:38,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [969273487] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:56:38,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1789776102] [2023-11-19 04:56:38,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:38,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:38,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:56:38,078 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:56:38,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 04:56:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:38,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:56:38,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:38,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:56:38,729 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:56:38,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1789776102] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:38,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:56:38,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 9 [2023-11-19 04:56:38,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249458812] [2023-11-19 04:56:38,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:38,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:56:38,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:56:38,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:56:38,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:56:38,734 INFO L87 Difference]: Start difference. First operand 186 states and 285 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:38,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:38,875 INFO L93 Difference]: Finished difference Result 358 states and 551 transitions. [2023-11-19 04:56:38,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:56:38,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-19 04:56:38,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:38,883 INFO L225 Difference]: With dead ends: 358 [2023-11-19 04:56:38,884 INFO L226 Difference]: Without dead ends: 258 [2023-11-19 04:56:38,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 621 GetRequests, 613 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:56:38,891 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 125 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:38,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 375 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:56:38,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2023-11-19 04:56:38,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 186. [2023-11-19 04:56:38,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 117 states have (on average 1.264957264957265) internal successors, (148), 117 states have internal predecessors, (148), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 04:56:38,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 280 transitions. [2023-11-19 04:56:38,974 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 280 transitions. Word has length 208 [2023-11-19 04:56:38,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:38,976 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 280 transitions. [2023-11-19 04:56:38,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:38,977 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 280 transitions. [2023-11-19 04:56:38,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:56:38,980 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:38,981 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:56:39,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:39,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:39,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:39,395 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:39,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:39,396 INFO L85 PathProgramCache]: Analyzing trace with hash -703095215, now seen corresponding path program 1 times [2023-11-19 04:56:39,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:39,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [424918579] [2023-11-19 04:56:39,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:39,397 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:39,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:39,399 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:39,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 04:56:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:39,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:56:39,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:56:43,359 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:56:43,360 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:43,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [424918579] [2023-11-19 04:56:43,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [424918579] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:43,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:43,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:56:43,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091813570] [2023-11-19 04:56:43,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:43,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:56:43,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:56:43,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:56:43,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:56:43,369 INFO L87 Difference]: Start difference. First operand 186 states and 280 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:44,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:44,293 INFO L93 Difference]: Finished difference Result 470 states and 705 transitions. [2023-11-19 04:56:44,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:56:44,296 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2023-11-19 04:56:44,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:44,301 INFO L225 Difference]: With dead ends: 470 [2023-11-19 04:56:44,301 INFO L226 Difference]: Without dead ends: 287 [2023-11-19 04:56:44,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:56:44,303 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 85 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:44,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 460 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-19 04:56:44,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2023-11-19 04:56:44,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 269. [2023-11-19 04:56:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 166 states have (on average 1.2469879518072289) internal successors, (207), 166 states have internal predecessors, (207), 99 states have call successors, (99), 3 states have call predecessors, (99), 3 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-19 04:56:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 405 transitions. [2023-11-19 04:56:44,391 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 405 transitions. Word has length 209 [2023-11-19 04:56:44,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:44,392 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 405 transitions. [2023-11-19 04:56:44,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:56:44,393 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 405 transitions. [2023-11-19 04:56:44,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-19 04:56:44,397 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:44,398 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:56:44,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-11-19 04:56:44,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:44,616 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:44,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:44,617 INFO L85 PathProgramCache]: Analyzing trace with hash -347239861, now seen corresponding path program 1 times [2023-11-19 04:56:44,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:44,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1054579988] [2023-11-19 04:56:44,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:44,617 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:44,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:44,618 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:44,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119c519b-7fa8-44ba-8072-0252c3ea515f/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-19 04:56:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:45,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:56:45,207 INFO L285 TraceCheckSpWp]: Computing forward predicates...